Problem holdings by contest

What the ICPC Problem Archive holds, per contest: of 2475 contests that ran, 1341 (54%) have their problem holdings recorded, 218 have a repo in the archive, 386 have every statement, 245 every test-data set, 234 every solution and 163 a complete package for every problem; 9523 problems counted in all. 1170 contests link to an online judge where the problems can be solved. 1069 contests have a per-problem list (1067 problem sets, 10546 problems; 10541 distinct problems) — all listed problems · all 1347 problem sets · online judges.

The archive repos are private; this page tracks what exists. Names and counts are published only for contests that have run (enforced by the validator); problems kept private after a contest still have their names listed. Model: DEFINITIONS.md. jump to: world region · series · every contest

St statements · D test data · So solutions · P complete problem packages — filled = held for every problem, outlined = for some (hover for the number), grey = none

By world region

world region	contests	recorded	repo	held for every problem				held for at least one problem				solve online
world region	contests	recorded	repo	statements	test data	solutions	complete packages	statements	test data	solutions	complete packages	solve online
World Finals & championships	0	–	–	–	–	–	–	–	–	–	–	–
North America	516	74%	10%	26%	18%	17%	16%	26%	19%	18%	17%	61%
Latin America	236	54%	0%	0%	0%	0%	0%	0%	0%	0%	0%	54%
Europe	401	80%	29%	45%	33%	31%	16%	47%	36%	33%	22%	68%
Northern Eurasia	424	20%	0%	0%	0%	0%	0%	0%	0%	0%	0%	19%
Africa & Arab	262	24%	4%	4%	0%	0%	0%	4%	0%	0%	0%	16%
Asia West	153	49%	0%	1%	0%	0%	0%	1%	0%	0%	0%	47%
Asia Pacific	290	56%	2%	3%	1%	1%	1%	3%	1%	1%	1%	51%
Asia East	144	55%	0%	1%	0%	0%	0%	1%	0%	0%	0%	53%
Other	49	98%	69%	96%	37%	37%	27%	96%	37%	37%	27%	78%
all	2475	54%	9%	16%	10%	9%	7%	16%	11%	10%	8%	47%

By series

Only series with at least one recorded contest; sorted by contests without a record.

series	region	years	contests	recorded	repo	held for every problem				held for at least one problem				solve online
series	region	years	contests	recorded	repo	statements	test data	solutions	complete packages	statements	test data	solutions	complete packages	solve online
south-russia	Northern Eurasia	1998–2025	28	7%	0%	0%	0%	0%	0%	0%	0%	0%	0%	4%
west-siberia	Northern Eurasia	1999–2025	27	7%	0%	0%	0%	0%	0%	0%	0%	0%	0%	7%
far-east-russia	Northern Eurasia	1998–2025	28	18%	0%	0%	0%	0%	0%	0%	0%	0%	0%	18%
uzbekistan	Northern Eurasia	2002–2025	24	4%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
taiwan	Asia Pacific	1993–2025	33	33%	0%	0%	0%	0%	0%	0%	0%	0%	0%	27%
urals	Northern Eurasia	1998–2025	28	21%	0%	0%	0%	0%	0%	0%	0%	0%	0%	21%
moscow	Northern Eurasia	2003–2025	23	4%	0%	0%	0%	0%	0%	0%	0%	0%	0%	4%
kyrgyzstan	Northern Eurasia	2004–2025	22	9%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
central-russia	Northern Eurasia	1998–2025	28	32%	0%	0%	0%	0%	0%	0%	0%	0%	0%	32%
socal	North America	1979–2025	47	62%	32%	32%	0%	0%	0%	32%	0%	0%	0%	47%
egypt	Africa & Arab	2008–2025	18	6%	0%	0%	0%	0%	0%	0%	0%	0%	0%	6%
lebanon	Africa & Arab	2009–2025	17	6%	0%	0%	0%	0%	0%	0%	0%	0%	0%	6%
romania	Europe	2010–2025	16	6%	0%	0%	0%	0%	0%	0%	0%	0%	0%	6%
jordan	Africa & Arab	2011–2025	15	7%	0%	0%	0%	0%	0%	0%	0%	0%	0%	7%
tap	Latin America	2012–2026	15	7%	0%	0%	0%	0%	0%	0%	0%	0%	0%	7%
poland	Europe	1996–2025	29	55%	24%	24%	0%	0%	0%	24%	0%	0%	0%	45%
kanpur	Asia West	1999–2025	19	32%	0%	0%	0%	0%	0%	0%	0%	0%	0%	26%
ukraine	Europe	2010–2025	16	19%	6%	6%	0%	0%	0%	6%	0%	0%	0%	19%
kuwait	Africa & Arab	2010–2025	15	13%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
palestine	Africa & Arab	2012–2025	14	7%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
tunisia	Africa & Arab	2013–2026	14	7%	0%	0%	0%	0%	0%	0%	0%	0%	0%	7%
brazil-first-phase	Latin America	1996–2026	21	43%	0%	0%	0%	0%	0%	0%	0%	0%	0%	43%
hungary	Europe	2007–2025	19	37%	5%	5%	0%	0%	0%	5%	0%	0%	0%	0%
vietnam	Asia Pacific	2006–2025	17	29%	0%	0%	0%	0%	0%	0%	0%	0%	0%	29%
south-pacific	Asia Pacific	1991–2025	35	69%	0%	0%	0%	0%	0%	0%	0%	0%	0%	66%
ncna	North America	1993–2025	33	67%	6%	27%	21%	21%	21%	27%	21%	21%	21%	61%
alberta	North America	2003–2025	23	52%	0%	30%	30%	30%	30%	30%	30%	30%	30%	48%
morocco	Africa & Arab	2012–2025	13	15%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
pakistan	Asia West	2014–2025	12	8%	0%	0%	0%	0%	0%	0%	0%	0%	0%	8%
rmc	North America	1989–2025	37	73%	27%	51%	49%	46%	24%	51%	51%	49%	27%	68%
vietnam-national	Asia Pacific	2012–2026	14	29%	0%	0%	0%	0%	0%	0%	0%	0%	0%	29%
dhaka	Asia West	1997–2025	28	68%	0%	4%	0%	0%	0%	4%	0%	0%	0%	68%
amritapuri	Asia West	2007–2025	19	53%	0%	0%	0%	0%	0%	0%	0%	0%	0%	47%
beijing	Asia East	2002–2018	13	31%	0%	0%	0%	0%	0%	0%	0%	0%	0%	31%
seusa	North America	1988–2025	34	76%	0%	3%	3%	3%	3%	6%	6%	6%	6%	74%
acpc	Africa & Arab	1998–2025	28	71%	11%	11%	0%	4%	0%	11%	0%	4%	0%	68%
manila	Asia Pacific	2002–2025	12	33%	0%	0%	0%	0%	0%	0%	0%	0%	0%	25%
nena-atlantic	North America	2008–2019	12	33%	0%	0%	0%	0%	0%	0%	0%	0%	0%	33%
jakarta	Asia Pacific	2008–2025	17	59%	0%	0%	0%	0%	0%	0%	0%	0%	0%	59%
chengdu	Asia East	2005–2025	9	22%	0%	0%	0%	0%	0%	0%	0%	0%	0%	22%
scusa	North America	1987–2025	39	85%	0%	10%	10%	10%	10%	10%	10%	10%	10%	67%
mausa	North America	1994–2025	32	81%	16%	31%	16%	16%	16%	34%	19%	19%	19%	66%
aec	Asia East	2015–2025	11	45%	0%	0%	0%	0%	0%	0%	0%	0%	0%	45%
south-america	Latin America	1997–2007	11	45%	0%	0%	0%	0%	0%	0%	0%	0%	0%	45%
mongolia-national	Asia Pacific	2013–2019	7	14%	0%	0%	0%	0%	0%	0%	0%	0%	0%	14%
gny	North America	1993–2025	33	85%	0%	0%	0%	0%	0%	0%	0%	0%	0%	79%
nzpc	Asia Pacific	1998–2023	25	80%	28%	28%	0%	0%	0%	28%	0%	0%	0%	52%
shanghai	Asia East	1996–2025	19	74%	0%	5%	0%	0%	0%	5%	0%	0%	0%	63%
erc	Europe	1983–1991	9	44%	44%	44%	0%	0%	0%	44%	0%	0%	0%	11%
kabul	Asia West	2017–2025	7	29%	0%	0%	0%	0%	0%	0%	0%	0%	0%	29%
awc	Asia West	2019–2025	6	17%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
south-pacific-central	Asia Pacific	2014–2019	6	17%	0%	0%	0%	0%	0%	0%	0%	0%	0%	17%
thailand	Asia Pacific	2009–2025	11	64%	0%	0%	0%	0%	0%	0%	0%	0%	0%	64%
kharagpur	Asia West	2012–2021	9	56%	0%	0%	0%	0%	0%	0%	0%	0%	0%	56%
benin	Africa & Arab	2016–2023	7	43%	0%	0%	0%	0%	0%	0%	0%	0%	0%	14%
nigeria	Africa & Arab	2016–2023	7	43%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
thailand-national	Asia Pacific	2012–2025	7	43%	0%	0%	0%	0%	0%	0%	0%	0%	0%	43%
togo	Africa & Arab	2016–2023	7	43%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
xian	Asia East	2002–2025	7	43%	0%	0%	0%	0%	0%	0%	0%	0%	0%	43%
south-pacific-east	Asia Pacific	2014–2019	6	33%	0%	0%	0%	0%	0%	0%	0%	0%	0%	17%
south-pacific-west	Asia Pacific	2014–2019	6	33%	0%	0%	0%	0%	0%	0%	0%	0%	0%	17%
sweden	Europe	1996–2001	6	33%	0%	0%	0%	0%	0%	0%	0%	0%	0%	33%
sudan	Africa & Arab	2020–2024	5	20%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
nena	North America	1997–2025	29	90%	62%	76%	14%	14%	14%	76%	21%	21%	21%	34%
north-russia	Northern Eurasia	1998–2025	28	89%	0%	0%	0%	0%	0%	0%	0%	0%	0%	89%
hangzhou	Asia East	2005–2024	8	62%	0%	0%	0%	0%	0%	0%	0%	0%	0%	62%
hong-kong	Asia East	2000–2025	8	62%	0%	0%	0%	0%	0%	0%	0%	0%	0%	62%
chennai	Asia West	2015–2025	6	50%	0%	0%	0%	0%	0%	0%	0%	0%	0%	50%
bahrain	Africa & Arab	2019–2023	5	40%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
hefei	Asia East	2008–2023	5	40%	0%	0%	0%	0%	0%	0%	0%	0%	0%	40%
kuala-lumpur	Asia Pacific	2008–2019	5	40%	0%	0%	0%	0%	0%	0%	0%	0%	0%	40%
bulgaria	Europe	2010–2013	4	25%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
changchun	Asia East	2007–2015	4	25%	0%	0%	0%	0%	0%	0%	0%	0%	0%	25%
gwalior-pune	Asia West	2018–2021	4	25%	0%	0%	0%	0%	0%	0%	0%	0%	0%	25%
saudi-arabia	Africa & Arab	2022–2025	4	25%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
cerc	Europe	1995–2025	31	94%	87%	94%	71%	61%	3%	94%	71%	61%	19%	90%
tehran	Asia West	1999–2025	26	92%	0%	0%	0%	0%	0%	0%	0%	0%	0%	92%
lethbridge	North America	2013–2025	13	85%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
shenyang	Asia East	2015–2025	11	82%	0%	0%	0%	0%	0%	0%	0%	0%	0%	73%
nanjing	Asia East	2007–2025	10	80%	0%	0%	0%	0%	0%	0%	0%	0%	0%	80%
malaysia-national	Asia Pacific	2013–2019	5	60%	0%	0%	0%	0%	0%	0%	0%	0%	0%	60%
wf	Other	1977–2025	49	98%	69%	96%	37%	37%	27%	96%	37%	37%	27%	78%
mcpc	North America	1992–2025	34	97%	0%	38%	38%	38%	38%	38%	38%	38%	38%	97%
seerc	Europe	1995–2025	31	97%	16%	16%	6%	0%	0%	16%	6%	0%	0%	87%
central-america	Latin America	1997–2025	29	97%	0%	3%	0%	0%	0%	3%	0%	0%	0%	97%
croatia	Europe	2007–2025	19	95%	0%	0%	0%	0%	0%	0%	0%	0%	0%	95%
south-america-south	Latin America	2008–2026	19	95%	0%	0%	0%	0%	0%	0%	0%	0%	0%	95%
turkey	Europe	2010–2023	6	83%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
jinan	Asia East	2020–2023	4	75%	0%	0%	0%	0%	0%	0%	0%	0%	0%	75%
euc	Europe	2024–2026	3	67%	33%	33%	0%	0%	0%	33%	0%	0%	0%	67%
kolkata	Asia West	2005–2016	3	67%	0%	0%	0%	0%	0%	0%	0%	0%	0%	67%
kunming	Asia East	2020–2024	3	67%	0%	0%	0%	0%	0%	0%	0%	0%	0%	67%
australia	Asia Pacific	1998–2013	2	50%	0%	0%	0%	0%	0%	0%	0%	0%	0%	50%
burkina-faso	Africa & Arab	2016–2017	2	50%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
dalian	Asia East	2011–2016	2	50%	0%	0%	0%	0%	0%	0%	0%	0%	0%	50%
guangzhou	Asia East	2003–2014	2	50%	0%	0%	0%	0%	0%	0%	0%	0%	0%	50%
ecna	North America	1984–2025	42	100%	2%	21%	19%	19%	19%	21%	19%	19%	19%	88%
swerc	Europe	1993–2025	33	100%	33%	45%	30%	24%	15%	45%	33%	27%	18%	100%
pacnw	North America	1994–2025	32	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	81%
nwerc	Europe	1995–2025	31	100%	58%	97%	71%	68%	42%	97%	77%	74%	65%	84%
ctuo	Europe	1997–2025	28	100%	4%	11%	11%	11%	11%	32%	32%	32%	32%	86%
japan	Asia Pacific	1998–2025	28	100%	0%	4%	0%	0%	0%	4%	0%	0%	0%	100%
korea	Asia Pacific	2000–2025	26	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
nordic	Europe	2002–2025	24	100%	0%	83%	79%	79%	79%	83%	83%	83%	83%	100%
brazil	Latin America	2004–2025	22	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
bapc	Europe	2005–2025	21	100%	43%	95%	86%	86%	48%	95%	86%	86%	57%	100%
neerc	Northern Eurasia	1996–2016	21	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
south-africa	Africa & Arab	1999–2019	21	100%	38%	38%	0%	0%	0%	38%	0%	0%	0%	86%
south-america-north	Latin America	2008–2025	18	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
bapc-prelims	Europe	2009–2025	17	100%	59%	94%	82%	82%	41%	94%	82%	82%	47%	94%
caribbean	Latin America	2009–2025	17	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
germany	Europe	2010–2026	17	100%	53%	94%	94%	76%	35%	94%	94%	76%	41%	100%
slovenia	Europe	2009–2023	15	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
naq	North America	2012–2025	14	100%	0%	93%	93%	93%	93%	93%	93%	93%	93%	100%
ukiepc	Europe	2013–2025	13	100%	54%	77%	62%	62%	15%	77%	62%	62%	15%	92%
nerc	Northern Eurasia	2017–2025	9	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
mexico	Latin America	2019–2025	7	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
nac	North America	2020–2026	7	100%	0%	86%	86%	86%	86%	86%	86%	86%	86%	100%
singapore	Asia Pacific	2000–2018	5	100%	0%	40%	40%	40%	40%	40%	40%	40%	40%	100%
south-na	North America	2022–2025	4	100%	0%	75%	75%	75%	75%	75%	75%	75%	75%	100%
apc	Asia Pacific	2024–2026	3	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
east-na	North America	2023–2025	3	100%	0%	33%	33%	33%	33%	33%	33%	33%	33%	100%
lac	Latin America	2024–2026	3	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
macau	Asia East	2020–2023	3	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
qingdao	Asia East	2016–2018	3	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
werc	Europe	1992–1994	3	100%	100%	100%	0%	0%	0%	100%	0%	0%	0%	33%
mcerc	Europe	1999–2000	2	100%	50%	50%	0%	0%	0%	50%	0%	0%	0%	100%
xuzhou	Asia East	2018–2019	2	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
anshan	Asia East	2014–2014	1	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
india	Asia West	2016–2016	1	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
jiaozuo	Asia East	2018–2018	1	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
nadc	North America	2021–2021	1	100%	0%	100%	100%	100%	100%	100%	100%	100%	100%	100%
nanchang	Asia East	2019–2019	1	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
nanning	Asia East	2017–2017	1	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
urumqi	Asia East	2017–2017	1	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%
yinchuan	Asia East	2019–2019	1	100%	0%	0%	0%	0%	0%	0%	0%	0%	0%	100%

Every contest with a record

Click a column header to sort; the box filters. # = number of problems; list = a per-problem list exists.

contest	date	region	#	held	archive repo	solve online	per-problem	notes
acpc-1998	1998-11-15	Africa & Arab	7	StDSoP	acpc-1998
acpc-2000	2000-11-19	Africa & Arab	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
acpc-2001	2001-11-04	Africa & Arab	9	StDSoP	statement-only	ICPC Live Archive (wayback)	list
acpc-2002	2002-11-03	Africa & Arab	8	StDSoP		ICPC Live Archive (wayback)	list
acpc-2003	2003-12-05	Africa & Arab	9	StDSoP		ICPC Live Archive (wayback)	list
acpc-2004	2004-12-03	Africa & Arab	9	StDSoP		ICPC Live Archive (wayback)	list
acpc-2005	2005-12-01	Africa & Arab	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2006	2006-12-02	Africa & Arab	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2007	2007-12-05	Africa & Arab	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2008	2008-11-24	Africa & Arab	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2009	2009-11-24	Africa & Arab	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2010	2010-11-27	Africa & Arab	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2011	2011-11-30	Africa & Arab	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2012	2012-12-13	Africa & Arab	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2013	2013-11-26	Africa & Arab	12	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2014	2014-11-18	Africa & Arab	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2015	2015-11-24	Africa & Arab	11	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28	list
acpc-2016	2016-11-13	Africa & Arab	12	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2017	2017-11-28	Africa & Arab	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
acpc-2018	2018-11-13	Africa & Arab	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
aec-2018	2018-12-16	Asia East	12	StDSoP		NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
aec-2019	2019-12-15	Asia East	13	StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ) · NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
aec-2020	2021-04-18	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
aec-2021	2022-07-22	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
aec-2022	2023-03-26	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
alberta-2003	2003-10-18	North America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
alberta-2012	2012-10-13	North America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
alberta-2016	2016-10-15	North America	9	StDSoP		Kattis 1 · Kattis 2	list
alberta-2017	2017-10-21	North America	10	StDSoP		Kattis 1 · Kattis 2	list
alberta-2018	2018-10-27	North America	8	StDSoP		Kattis 1 · Kattis 2	list	No date in CMS
alberta-2019	2019-11-23	North America		StDSoP				No date in CMS. 2 divisions
alberta-2020	2020-11-14	North America	12	StDSoP		Kattis (wayback)	list	No date in CMS. 2 divisions
alberta-2021	2021-11-27	North America	15	StDSoP		Kattis (wayback)	list	No date in CMS. 2 divisions
alberta-2022	2022-11-26	North America	14	StDSoP		Kattis (wayback)	list	No date in CMS. 2 divisions
alberta-2023	2023-11-25	North America	22	StDSoP		Kattis 1 (wayback) · Kattis 2 (wayback) · Kattis 3	list	No date in CMS. 2 divisions
alberta-2024		North America		StDSoP		Kattis	list
alberta-2025	2025-10-18	North America		StDSoP		Kattis	list
amritapuri-2008	2008-12-06	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28
amritapuri-2009	2009-11-01	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
amritapuri-2010	2010-12-12	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
amritapuri-2012	2012-12-20	Asia West	11	StDSoP		CodeChef	list
amritapuri-2014	2014-12-16	Asia West	10	StDSoP		CodeChef	list
amritapuri-2015	2015-12-21	Asia West	10	StDSoP		CodeChef	list
amritapuri-2016	2016-12-23	Asia West	11	StDSoP		CodeChef	list
amritapuri-2019	2019-12-27	Asia West	12	StDSoP		CodeChef	list
amritapuri-2020		Asia West		StDSoP				No date
amritapuri-2025	2026-01-03	Asia West	11	StDSoP		CodeChef	list
anshan-2014	2014-10-19	Asia East	12	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
apc-2024	2024-03-03	Asia Pacific	13	StDSoP		Codeforces Gym	list
apc-2025	2025-03-02	Asia Pacific	13	StDSoP		Codeforces Gym	list
apc-2026	2026-03-09	Asia Pacific	13	StDSoP		Codeforces Gym	list
australia-2013	2013-09-07	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
awc-2023	2024-03-30	Asia West		StDSoP				No date
bahrain-2022		Africa & Arab		StDSoP				No date, no teams
bahrain-2023		Africa & Arab		StDSoP				No date, no teams
bapc-2005		Europe	8	StDSoP	benelux-2005	Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-2006	2006-10-21	Europe	9	StDSoP	statement-only	Baekjoon Online Judge (wayback) closed 2026-04-28
bapc-2007	2007-10-27	Europe	10	StDSoP	statement-only	Baekjoon Online Judge closed 2026-04-28
bapc-2008	2008-10-25	Europe	8	StDSoP	benelux-2008	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2009	2009-10-17	Europe	9	StDSoP	benelux-2009	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2010	2010-10-23	Europe	10	StDSoP	benelux-2010	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
bapc-2011	2011-10-15	Europe	10	StDSoP	benelux-2011	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2012	2012-10-27	Europe	10	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-2013	2013-10-26	Europe	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2014	2014-10-19	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list
bapc-2015	2015-10-24	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-2016	2016-10-22	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2017	2017-10-07	Europe	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2018	2018-10-27	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2019	2019-10-19	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-2020	2020-12-12	Europe	11	StDSoP	benelux-2020	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	Ask for package?
bapc-2021	2021-10-30	Europe	12	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-2022	2022-10-22	Europe	12	StDSoP	benelux-2022	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
bapc-2023	2023-10-28	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2024	2024-10-26	Europe	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
bapc-2025		Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
bapc-prelims-2009		Europe	9	StDSoP	statement-only
bapc-prelims-2010		Europe	10	StDSoP	benelux-prelims-2010	Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2011	2011-10-01	Europe	10	StDSoP	benelux-prelims-2011	Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2012	2012-10-06	Europe	10	StDSoP	benelux-prelims-2012	Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2013	2013-10-12	Europe	11	StDSoP	benelux-prelims-2013	Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2014	2014-09-27	Europe	10	StDSoP	benelux-prelims-2014	Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2015		Europe	11	StDSoP	benelux-prelims-2015	Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date
bapc-prelims-2016	2016-09-24	Europe	11	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2017	2017-09-30	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2018	2018-09-29	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2019	2019-09-21	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2020	2020-11-14	Europe	11	StDSoP	benelux-prelims-2020	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list	Ask for package?
bapc-prelims-2021	2021-10-16	Europe	11	StDSoP	benelux-prelims-2021	Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2022	2022-10-01	Europe	12	StDSoP	benelux-prelims-2022	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2023	2023-09-23	Europe	13	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
bapc-prelims-2024	2024-09-21	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
bapc-prelims-2025		Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
bapc-prelims-2026 upcoming		Europe		StDSoP		Codeforces Gym
beijing-2002	2002-10-27	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
beijing-2004	2004-11-14	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
beijing-2005	2005-11-13	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
beijing-2014	2014-11-16	Asia East	11	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
benin-2016	2016-03-05	Africa & Arab		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	Also CMS:3001
benin-2022		Africa & Arab		StDSoP				No date
benin-2023		Africa & Arab		StDSoP				No date, no teams
bergen-2018 non-mainline		non-mainline	12	StDSoP		Kattis	list
bergen-2019 non-mainline		non-mainline	11	StDSoP		Kattis	list
bergen-2021 non-mainline		non-mainline	13	StDSoP		Kattis
brazil-2004	2004-11-13	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
brazil-2005	2005-11-12	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2006	2006-11-12	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2007	2007-11-10	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2008	2008-11-15	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2009	2009-10-23	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2010	2010-10-23	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2011	2011-11-04	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Codeforces Gym	list
brazil-2012	2012-11-10	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
brazil-2013	2013-11-10	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
brazil-2014	2014-11-07	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2015	2015-11-13	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2016	2016-11-11	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2017		Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Codeforces Gym	list
brazil-2018	2018-11-09	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list
brazil-2019	2019-11-07	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Codeforces Gym	list
brazil-2020	2021-07-08	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 closed 2026-04-28 · Codeforces Gym	list
brazil-2021	2022-04-01	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 closed 2026-04-28 · Codeforces Gym · omegaUp	list
brazil-2022	2023-03-16	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 closed 2026-04-28 · Baekjoon Online Judge 3 closed 2026-04-28 · Codeforces Gym	list
brazil-2023	2023-10-19	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Codeforces Gym	list
brazil-2024	2024-11-09	Latin America		StDSoP		Baekjoon Online Judge 1 closed 2026-04-28 · Baekjoon Online Judge 2 closed 2026-04-28 · Codeforces Gym
brazil-2025	2025-11-08	Latin America		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 closed 2026-04-28 · Codeforces Gym	list
brazil-first-phase-2013	2013-09-14	Latin America	10	StDSoP		Codeforces Gym	list
brazil-first-phase-2018	2018-09-15	Latin America	13	StDSoP		Codeforces Gym	list
brazil-first-phase-2019	2019-09-14	Latin America	13	StDSoP		Codeforces Gym	list
brazil-first-phase-2020	2020-11-14	Latin America	15	StDSoP		Codeforces Gym	list
brazil-first-phase-2021		Latin America	14	StDSoP		Codeforces Gym	list
brazil-first-phase-2022	2022-10-08	Latin America	14	StDSoP		Codeforces Gym	list
brazil-first-phase-2023	2023-09-02	Latin America	13	StDSoP		Codeforces Gym	list
brazil-first-phase-2025	2025-09-13	Latin America	13	StDSoP		Codeforces Gym	list
brazil-first-phase-2026		Latin America	14	StDSoP		Codeforces Gym	list
bulgaria-2013		Europe		StDSoP				No date, no teams
burkina-faso-2016	2016-04-16	Africa & Arab		StDSoP				Also CMS:3004
caribbean-2009		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
caribbean-2010	2010-10-23	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
caribbean-2011	2011-11-05	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
caribbean-2012	2012-11-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
caribbean-2013	2013-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
caribbean-2014	2014-11-08	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
caribbean-2015	2015-11-14	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
caribbean-2016	2016-11-12	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
caribbean-2017	2017-11-11	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
caribbean-2018	2018-11-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
caribbean-2019	2019-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
caribbean-2020	2021-07-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
caribbean-2021	2022-04-02	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · omegaUp	list
caribbean-2022	2023-03-18	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
caribbean-2023	2023-10-21	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
caribbean-2024	2024-11-09	Latin America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
caribbean-2025	2025-11-08	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-america-1997		Latin America	5	StDSoP		ICPC Live Archive (wayback)	list
central-america-1998	1998-10-24	Latin America	6	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2000	2000-10-08	Latin America	5	StDSoP		ICPC Live Archive (wayback)	list
central-america-2001	2001-10-07	Latin America	6	StDSoP		ICPC Live Archive (wayback)	list
central-america-2002	2002-11-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2003	2003-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
central-america-2004	2004-11-07	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
central-america-2005	2005-10-30	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2006	2006-11-05	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
central-america-2007	2007-11-04	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2008	2008-11-02	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2009	2009-10-24	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2010	2010-10-23	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2011	2011-11-05	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-america-2012	2012-11-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
central-america-2013	2013-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
central-america-2014	2014-11-07	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
central-america-2015	2015-11-13	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2016	2016-11-12	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2017	2017-11-11	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-america-2018	2018-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
central-america-2019		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-america-2020		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-america-2021		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · omegaUp	list
central-america-2022		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-america-2023		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-america-2024	2024-11-09	Latin America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
central-america-2025	2025-11-08	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
central-russia-2000		Northern Eurasia	7	StDSoP		Timus Online Judge	list
central-russia-2001		Northern Eurasia	8	StDSoP		Timus Online Judge	list
central-russia-2003		Northern Eurasia	9	StDSoP		Timus Online Judge	list
central-russia-2012	2012-10-18	Northern Eurasia	11	StDSoP		Codeforces Gym	list
central-russia-2017	2017-10-19	Northern Eurasia	12	StDSoP		Codeforces Gym	list
central-russia-2018	2018-10-28	Northern Eurasia	11	StDSoP		Codeforces Gym	list
central-russia-2019	2019-10-27	Northern Eurasia	11	StDSoP		Codeforces Gym	list
central-russia-2020	2020-11-07	Northern Eurasia	14	StDSoP		Codeforces Gym	list
central-russia-2021	2021-11-20	Northern Eurasia	15	StDSoP		Codeforces Gym	list
cerc-1995		Europe	8	StDSoP	statement-only	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
cerc-1996		Europe	8	StDSoP	statement-only	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-1997		Europe	8	StDSoP	statement-only	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
cerc-1998	1998-11-14	Europe	9	StDSoP	cerc-1998	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
cerc-1999	1999-11-13	Europe	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2000	2000-11-12	Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2001	2001-11-19	Europe	8	StDSoP	statement-only	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2002	2002-11-17	Europe	8	StDSoP	cerc-2002	Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2003	2003-11-16	Europe	9	StDSoP	cerc-2003	Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2004	2004-11-21	Europe	9	StDSoP	cerc-2004	Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2005	2005-11-20	Europe	10	StDSoP	cerc-2005	Baekjoon Online Judge closed 2026-04-28
cerc-2006	2006-11-19	Europe	11	StDSoP	cerc-2006
cerc-2007	2007-11-11	Europe	10	StDSoP	cerc-2007	Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2008	2008-11-30	Europe	10	StDSoP	cerc-2008	Baekjoon Online Judge (wayback) closed 2026-04-28	list
cerc-2009	2009-11-08	Europe	11	StDSoP	cerc-2009	Baekjoon Online Judge (wayback) closed 2026-04-28
cerc-2010	2010-11-21	Europe	10	StDSoP	cerc-2010	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Problem C is packaged
cerc-2011	2011-11-13	Europe	10	StDSoP	cerc-2011	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2012	2012-11-18	Europe	11	StDSoP	cerc-2012	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing problem F
cerc-2013	2013-11-17	Europe	12	StDSoP	cerc-2013	Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing problem G
cerc-2014	2014-11-16	Europe	12	StDSoP	cerc-2014	Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2015	2015-11-15	Europe	12	StDSoP	cerc-2015	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2016	2016-11-20	Europe	12	StDSoP	cerc-2016	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2017	2017-11-19	Europe	12	StDSoP	cerc-2017	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2018	2018-12-02	Europe	12	StDSoP	cerc-2018	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2019	2019-12-01	Europe	12	StDSoP	cerc-2019	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2020	2021-09-26	Europe	11	StDSoP	cerc-2020	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2021	2022-04-24	Europe	12	StDSoP	cerc-2021	Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
cerc-2022	2022-11-27	Europe	12	StDSoP	cerc-2022	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
cerc-2023	2023-12-10	Europe	12	StDSoP	cerc-2023	Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
changchun-2015	2015-10-18	Asia East	13	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
chengdu-2013	2013-10-20	Asia East	10	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
chengdu-2024	2024-10-27	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
chengdu-2026 upcoming		Asia East		StDSoP		Codeforces Gym
chennai-2015	2016-01-23	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28 · CodeChef 1 · CodeChef 2	list
chennai-2016	2016-12-20	Asia West	10	StDSoP		CodeChef	list
chennai-2025	2025-12-30	Asia West	11	StDSoP		CodeChef	list
croatia-2007		Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2008		Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2009		Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date, no teams
croatia-2010	2010-11-06	Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2011		Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date, no teams
croatia-2012	2012-10-28	Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2013		Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date, no teams
croatia-2014		Europe	18	StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28	list	No date, no teams
croatia-2015	2015-10-25	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2016	2016-10-23	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2017	2017-10-22	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2018	2018-10-28	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
croatia-2019	2019-10-27	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date, no teams
croatia-2020		Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date, no teams
croatia-2021		Europe	10	StDSoP		Baekjoon Online Judge closed 2026-04-28		No date, no teams
croatia-2022		Europe	12	StDSoP		Baekjoon Online Judge closed 2026-04-28		No date, no teams
croatia-2023		Europe	12	StDSoP		Baekjoon Online Judge closed 2026-04-28		No date, no teams
croatia-2024	2024-11-10	Europe		StDSoP		Baekjoon Online Judge closed 2026-04-28
ctuo-1997	1997-05-17	Europe	8	StDSoP
ctuo-1998	1998-10-24	Europe	8	StDSoP
ctuo-1999	1999-11-06	Europe	8	StDSoP
ctuo-2000	2000-10-21	Europe	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
ctuo-2001	2001-10-27	Europe	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
ctuo-2002	2002-10-26	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
ctuo-2003	2003-10-25	Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
ctuo-2004	2004-11-06	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2005	2005-10-15	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ctuo-2006	2006-10-28	Europe	9	StDSoP
ctuo-2007	2007-10-20	Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2008	2008-11-01	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ctuo-2009	2009-10-17	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2010	2010-10-23	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2011	2011-10-22	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ctuo-2012	2012-10-27	Europe	8	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list
ctuo-2013	2013-10-19	Europe	8	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2014	2014-10-18	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2015	2015-10-24	Europe	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2016	2016-10-22	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2017	2017-10-28	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · DMOJ	list
ctuo-2018	2018-10-20	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · DMOJ	list
ctuo-2019	2019-10-19	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2021	2021-11-27	Europe	12	StDSoP	ctuo-2021	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2022	2022-11-05	Europe	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2023	2023-10-21	Europe	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ctuo-2024		Europe		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
ctuo-2025		Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
dalian-2016	2016-10-16	Asia East	11	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
dhaka-1998	1998-11-17	Asia West	6	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
dhaka-2001	2001-11-10	Asia West	8	StDSoP		ICPC Live Archive	list	Strange date?
dhaka-2002	2002-11-28	Asia West	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
dhaka-2003	2003-11-13	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2004	2004-10-08	Asia West	8	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2005	2005-09-23	Asia West	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28
dhaka-2006	2006-09-23	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2007	2007-12-08	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2008	2008-11-08	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2009	2009-10-24	Asia West	11	StDSoP		ICPC Live Archive (wayback)
dhaka-2010	2010-11-06	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2011	2011-11-19	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2012	2012-12-08	Asia West	11	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2013	2013-12-06	Asia West	11	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2014	2014-12-06	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2015	2015-11-14	Asia West	10	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2016	2016-11-19	Asia West	11	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2017	2017-11-11	Asia West	11	StDSoP		ICPC Live Archive (wayback)	list
dhaka-2025	2025-12-20	Asia West	10	StDSoP		Codeforces Gym	list
east-na-2023		North America	12	StDSoP		Kattis 1 (wayback) · Kattis 2	list
east-na-2024		North America		StDSoP		Kattis	list
east-na-2025		North America		StDSoP		Kattis	list
ecna-1984		North America	4	StDSoP
ecna-1985		North America	5	StDSoP
ecna-1986		North America	5	StDSoP
ecna-1987		North America	4	StDSoP
ecna-1988		North America	4	StDSoP		ICPC Live Archive (wayback)	list
ecna-1989	1989-11-04	North America	4	StDSoP
ecna-1990		North America	6	StDSoP		ICPC Live Archive (wayback)	list
ecna-1991		North America	6	StDSoP		ICPC Live Archive (wayback)	list
ecna-1992		North America	8	StDSoP		ICPC Live Archive (wayback)	list
ecna-1993		North America	8	StDSoP		ICPC Live Archive (wayback) · Kattis	list
ecna-1994		North America	8	StDSoP		ICPC Live Archive (wayback) · Kattis	list
ecna-1995		North America	7	StDSoP		ICPC Live Archive (wayback)	list
ecna-1996		North America	7	StDSoP		ICPC Live Archive (wayback)	list
ecna-1997		North America	7	StDSoP	statement-only	ICPC Live Archive (wayback) · Kattis	list
ecna-1998	1998-11-14	North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ecna-1999	1999-11-13	North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
ecna-2000	2000-11-11	North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · DMOJ	list
ecna-2001	2001-11-10	North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	Strange date?
ecna-2002	2002-11-09	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
ecna-2003	2003-11-08	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
ecna-2004	2004-11-06	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2005	2005-11-05	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · DMOJ	list
ecna-2006	2006-11-11	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2007	2007-11-10	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2008	2008-11-01	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2009	2009-10-31	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2010	2010-10-23	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Strange date?
ecna-2011	2011-10-22	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list
ecna-2012	2012-11-03	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2013	2013-11-09	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2014	2014-11-08	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2015	2015-10-31	North America	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2016		North America	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · DMOJ	list	No date
ecna-2017	2017-10-28	North America	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2018	2018-11-10	North America	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ecna-2019	2019-10-26	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2020	2021-03-06	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2021	2022-02-26	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ecna-2022	2023-02-25	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Shared?
ecna-2023		North America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list	No date.
ecna-2024		North America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis	list
ecna-2025		North America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
egypt-2017	2017-11-04	Africa & Arab	12	StDSoP		Codeforces Gym 1 · Codeforces Gym 2	list
erc-1988	1988-11-12	Europe	7	StDSoP	statement-only
erc-1989		Europe	4	StDSoP	statement-only	ICPC Live Archive (wayback)	list
erc-1990	1990-11-02	Europe	8	StDSoP	statement-only
erc-1991		Europe	8	StDSoP	statement-only
euc-2024	2024-03-24	Europe	11	StDSoP	statement-only	Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
euc-2025	2025-03-02	Europe		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
far-east-russia-2000		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
far-east-russia-2002		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
far-east-russia-2003		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
far-east-russia-2004		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
far-east-russia-2005		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
germany-2010	2010-06-12	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
germany-2011	2011-07-02	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
germany-2012	2012-06-30	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
germany-2013	2013-06-15	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
germany-2014	2014-05-24	Europe	11	StDSoP	germany-2014	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
germany-2015	2015-06-20	Europe	11	StDSoP	germany-2015	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
germany-2016	2016-06-04	Europe	12	StDSoP	germany-2016	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
germany-2017	2017-07-01	Europe	11	StDSoP	germany-2017	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
germany-2018	2018-06-16	Europe	13	StDSoP	germany-2018	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
germany-2019	2019-07-06	Europe	13	StDSoP	germany-2019	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
germany-2020	2020-11-21	Europe	13	StDSoP	germany-2020	Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
germany-2021		Europe	14	StDSoP	germany-2021	Baekjoon Online Judge closed 2026-04-28 · Kattis · Codeforces Gym	list	No date, no teams
germany-2022		Europe	13	StDSoP	germany-2022	Kattis 1 · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	No date
germany-2023		Europe	13	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	No date
germany-2024		Europe	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
germany-2025		Europe	13	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
germany-2026	2026-06-13	Europe		StDSoP		Kattis · Codeforces Gym	list
gny-1997		North America	7	StDSoP		ICPC Live Archive (wayback)	list
gny-1998	1998-11-08	North America	7	StDSoP
gny-1999	1999-11-07	North America	8	StDSoP
gny-2000	2000-11-05	North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2001	2001-10-18	North America	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2002	2002-11-03	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
gny-2003	2003-11-09	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
gny-2004	2004-11-14	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2005	2005-11-20	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2006	2006-10-29	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2007	2007-11-04	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2008	2008-10-26	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2009	2009-10-18	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
gny-2010	2010-10-24	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2011	2011-10-30	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2012	2012-10-28	North America	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2013	2013-10-27	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2014	2014-11-16	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
gny-2015	2015-11-08	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
gny-2016	2016-11-13	North America	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
gny-2017	2017-11-19	North America	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
gny-2018	2018-11-18	North America	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2019	2019-10-27	North America	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
gny-2020	2021-03-07	North America	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2021	2022-03-06	North America	15	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
gny-2022	2023-02-26	North America	10	StDSoP		Baekjoon Online Judge closed 2026-04-28
gny-2023	2023-10-29	North America	12	StDSoP		Baekjoon Online Judge closed 2026-04-28
gny-2024		North America		StDSoP		Baekjoon Online Judge closed 2026-04-28
guangzhou-2014	2014-11-23	Asia East	11	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
gwalior-pune-2019	2019-12-15	Asia West	12	StDSoP		CodeChef	list
hangzhou-2005	2005-11-20	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
hangzhou-2013	2013-10-27	Asia East	11	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
hangzhou-2022	2022-12-04	Asia East	13	StDSoP		Codeforces Gym	list
hangzhou-2023	2023-12-10	Asia East	13	StDSoP		Codeforces Gym	list
hangzhou-2024	2024-11-10	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
hefei-2015	2015-11-08	Asia East	10	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
hefei-2023	2023-10-31	Asia East	12	StDSoP		Codeforces Gym	list
hong-kong-2000	2000-10-29	Asia East	6	StDSoP		ICPC Live Archive (wayback)	list
hong-kong-2016	2016-11-06	Asia East		StDSoP		Kattis	list
hong-kong-2017	2017-11-19	Asia East	11	StDSoP		Luogu 洛谷 (Luògǔ)	list
hong-kong-2019	2019-12-01	Asia East	11	StDSoP		Codeforces Gym	list
hong-kong-2022	2023-01-14	Asia East	12	StDSoP		Codeforces Gym	list
hungary-2009		Europe		StDSoP				No date, no teams
hungary-2010		Europe		StDSoP				No date
hungary-2013		Europe		StDSoP				No date, no teams
hungary-2020		Europe		StDSoP				No date, no teams
hungary-2021		Europe		StDSoP				No date, no teams
hungary-2022	2022-10-15	Europe	13	StDSoP				No date, no teams
hungary-2023	2023-10-14	Europe	12	StDSoP	statement-only			No date, no teams
india-2016	2016-12-30	Asia West	11	StDSoP		CodeChef	list
jakarta-2010	2010-12-01	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
jakarta-2017	2017-11-13	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
jakarta-2018	2018-11-12	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
jakarta-2019	2019-10-28	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
jakarta-2020	2020-12-20	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
jakarta-2021	2021-11-21	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
jakarta-2022	2022-11-28	Asia Pacific		StDSoP		Baekjoon Online Judge closed 2026-04-28
jakarta-2023	2023-12-04	Asia Pacific		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
jakarta-2024	2024-12-02	Asia Pacific		StDSoP		Baekjoon Online Judge closed 2026-04-28
jakarta-2025	2025-11-24	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
japan-1998	1998-11-23	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback) · Aizu Online Judge (AOJ)	list
japan-1999	1999-12-04	Asia Pacific	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2000	2000-11-12	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2001	2001-11-11	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2002	2002-11-04	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2003	2003-11-02	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2004	2004-11-21	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2005	2005-11-04	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2006	2006-11-05	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2007	2007-11-03	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2008	2008-10-26	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2009	2009-11-08	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2010	2010-12-12	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2011	2011-11-14	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2012	2012-11-19	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2013	2013-11-25	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2014	2014-10-20	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2015	2015-11-30	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2016	2016-10-16	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2017	2017-12-17	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2018	2018-12-09	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2019	2019-11-18	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2020	2021-03-17	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2021	2022-03-16	Asia Pacific		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Aizu Online Judge (AOJ)	list
japan-2022	2022-12-28	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2023	2023-11-26	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2024	2024-12-22	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · Aizu Online Judge (AOJ)	list
japan-2025	2025-12-07	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
jiaozuo-2018	2018-11-25	Asia East	12	StDSoP		Luogu 洛谷 (Luògǔ)	list
jinan-2020		Asia East		StDSoP		NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list	No date
jinan-2022	2022-11-27	Asia East	13	StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ)	list
jinan-2023	2023-12-03	Asia East		StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ)	list
jordan-2012	2012-11-17	Africa & Arab		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
kabul-2018	2018-11-16	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28
kabul-2019	2019-11-29	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date
kanpur-1999	1999-12-07	Asia West	8	StDSoP
kanpur-2000	2000-12-16	Asia West	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
kanpur-2001	2001-12-06	Asia West	8	StDSoP		ICPC Live Archive (wayback)	list
kanpur-2013	2013-12-13	Asia West	9	StDSoP		CodeChef	list
kanpur-2019	2019-12-31	Asia West	10	StDSoP		CodeChef	list
kanpur-2025	2025-12-23	Asia West	11	StDSoP		CodeChef	list
kharagpur-2013	2013-12-15	Asia West	10	StDSoP		CodeChef	list
kharagpur-2014	2014-12-07	Asia West	10	StDSoP		CodeChef	list
kharagpur-2016	2016-12-18	Asia West	11	StDSoP		CodeChef	list
kharagpur-2018	2018-12-16	Asia West	12	StDSoP		CodeChef	list
kharagpur-2019	2019-12-08	Asia West	12	StDSoP		CodeChef	list
kolkata-2015	2015-12-26	Asia West	11	StDSoP		CodeChef	list
kolkata-2016	2016-12-27	Asia West	12	StDSoP		CodeChef	list
korea-2000	2000-11-06	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2001	2001-11-04	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2002	2002-11-02	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2003	2003-11-07	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
korea-2004	2004-11-11	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2005	2005-11-04	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
korea-2006	2006-11-03	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2007	2007-11-02	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
korea-2008	2008-11-07	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2009	2009-11-06	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
korea-2010	2010-10-30	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
korea-2011	2011-11-05	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
korea-2012	2012-11-03	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2013	2013-11-02	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
korea-2014	2014-11-08	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2015	2015-11-07	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2016	2016-11-05	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2017	2017-11-11	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
korea-2018	2018-11-03	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
korea-2019	2019-11-09	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2020	2020-11-14	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
korea-2021	2021-11-13	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2022	2022-11-19	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2023	2023-11-25	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2024	2024-11-23	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
korea-2025	2025-11-22	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
kth-2011 non-mainline		non-mainline	7	StDSoP		Kattis	list
kth-2012 non-mainline		non-mainline	8	StDSoP		Kattis 1 · Kattis 2	list	Missing some
kth-2013 non-mainline		non-mainline	9	StDSoP		Kattis	list	Missing some
kth-2014 non-mainline		non-mainline	9	StDSoP		Kattis	list
kth-2015 non-mainline		non-mainline	9	StDSoP		Kattis	list	Missing some
kth-2016 non-mainline		non-mainline	8	StDSoP		Kattis 1 · Kattis 2	list
kth-2017 non-mainline		non-mainline	9	StDSoP		Kattis	list
kth-2018 non-mainline		non-mainline	8	StDSoP		Kattis	list
kth-2019 non-mainline		non-mainline	8	StDSoP		Kattis	list
kth-2020 non-mainline		non-mainline	8	StDSoP		Kattis	list
kth-2021 non-mainline		non-mainline	7	StDSoP		Kattis	list
kth-2022 non-mainline		non-mainline	9	StDSoP		Kattis	list
kuala-lumpur-2008	2008-12-16	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
kuala-lumpur-2014	2014-11-01	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
kunming-2020	2021-04-03	Asia East	13	StDSoP		NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
kunming-2021	2022-04-10	Asia East	13	StDSoP		NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
kuwait-2011		Africa & Arab		StDSoP				No date, no teams. Did this run?
kuwait-2012		Africa & Arab		StDSoP				No date, no teams. Did this run?
kyrgyzstan-2010	2010-10-30	Northern Eurasia		StDSoP				No date
kyrgyzstan-2020	2020-11-14	Northern Eurasia		StDSoP				No date
lac-2024	2024-03-19	Latin America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
lac-2025	2025-03-17	Latin America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
lac-2026	2026-03-08	Latin America	12	StDSoP		Codeforces Gym	list
lebanon-2011	2011-07-02	Africa & Arab		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
lethbridge-2013	2013-09-21	North America	10	StDSoP				2 divisions
lethbridge-2014	2014-10-18	North America	11	StDSoP				2 divisions
lethbridge-2015	2015-10-10	North America		StDSoP				2 divisions
lethbridge-2016	2016-09-24	North America		StDSoP				2 divisions
lethbridge-2017		North America		StDSoP				No date in CMS. 2 divisions
lethbridge-2018	2018-09-29	North America	12	StDSoP				2 divisions
lethbridge-2019	2019-10-05	North America		StDSoP				No date in CMS. 2 divisions
lethbridge-2020		North America		StDSoP				No date
lethbridge-2021		North America		StDSoP				No date, no teams in CMS
lethbridge-2022		North America		StDSoP				No date, no teams in CMS
lethbridge-2023		North America		StDSoP				No date, no teams in CMS
macau-2020	2021-05-29	Asia East	12	StDSoP		Codeforces Gym	list
macau-2021	2022-04-03	Asia East	11	StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ)	list
macau-2023	2023-11-19	Asia East	11	StDSoP		Codeforces Gym	list
malaysia-national-2013	2013-09-21	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
malaysia-national-2016	2016-10-07	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
malaysia-national-2018	2018-05-11	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
manila-2002	2002-11-14	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
manila-2003	2003-11-07	Asia Pacific		StDSoP				Strange date?
manila-2016	2016-12-16	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
manila-2022	2022-12-15	Asia Pacific	12	StDSoP		Codeforces Gym	list
mausa-1996		North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mausa-1997		North America	7	StDSoP	statement-only
mausa-1998	1998-11-14	North America	8	StDSoP
mausa-1999	1999-11-06	North America	8	StDSoP	statement-only
mausa-2000	2000-11-11	North America	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
mausa-2001	2001-11-10	North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2002	2002-11-16	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2003	2003-11-08	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2004	2004-11-13	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2005	2005-11-12	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mausa-2006	2006-10-28	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2007	2007-10-27	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2008	2008-10-25	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2009	2009-11-07	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mausa-2010	2010-11-06	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis 1 · Kattis 2 · Kattis 3 · Kattis 4 · Kattis 5 · Kattis 6 · Kattis 7 · Kattis 8	list
mausa-2011	2011-11-05	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2012	2012-11-10	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2013	2013-11-02	North America	8	StDSoP	statement-only
mausa-2014	2014-11-01	North America	8	StDSoP	statement-only
mausa-2015	2015-11-07	North America	8	StDSoP		Baekjoon Online Judge closed 2026-04-28
mausa-2016	2016-11-05	North America	8	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2017	2017-11-11	North America	8	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mausa-2018	2018-11-10	North America	8	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
mausa-2019	2019-11-09	North America	8	StDSoP		Kattis (wayback)	list	Shared?
mausa-2020	2021-03-06	North America	14	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	Shared?
mausa-2021	2022-02-06	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date in CMS. Shared?
mcerc-1999	1999-11-21	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mcerc-2000	2000-11-19	Europe	8	StDSoP	statement-only	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-1993		North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28 · Kattis	list
mcpc-1994		North America	6	StDSoP		Baekjoon Online Judge closed 2026-04-28
mcpc-1995		North America	7	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-1996		North America	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mcpc-1997		North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mcpc-1998	1998-11-07	North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-1999	1999-11-06	North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2000	2000-11-04	North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mcpc-2001	2001-11-03	North America	7	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2002	2002-11-02	North America	7	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2003	2003-11-01	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2004	2004-11-06	North America	7	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2005	2005-11-05	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2006	2006-11-04	North America	7	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2007	2007-11-03	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2008	2008-11-01	North America	8	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2009	2009-10-24	North America	9	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2010	2010-11-06	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2011	2011-11-05	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2012	2012-11-03	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2013	2013-11-02	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
mcpc-2014	2014-11-01	North America	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2015	2015-11-07	North America	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2016	2016-11-05	North America	10	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2017	2017-11-04	North America	9	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2018	2018-11-03	North America	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2019	2019-11-02	North America	12	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2020	2021-03-06	North America	15	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
mcpc-2021	2022-03-05	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
mcpc-2022	2023-02-25	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
mcpc-2023	2024-02-24	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
mcpc-2024	2024-11-09	North America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis	list
mcpc-2025	2025-11-08	North America		StDSoP		Kattis	list
mexico-2019	2019-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
mexico-2020	2021-07-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
mexico-2021	2022-04-02	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · omegaUp	list
mexico-2022	2023-03-17	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
mexico-2023	2023-10-21	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
mexico-2024	2024-11-09	Latin America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
mexico-2025	2025-11-07	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
mongolia-national-2018	2018-04-27	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
morocco-2022		Africa & Arab		StDSoP				No date, no teams
morocco-2023		Africa & Arab		StDSoP				No date, no teams
moscow-2021	2021-12-19	Northern Eurasia	15	StDSoP		Codeforces Gym	list
nac-2020	2020-02-23	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	Note "2019"
nac-2021	2021-08-15	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
nac-2022	2022-05-31	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
nac-2023	2023-05-30	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
nac-2024	2024-05-28	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
nac-2025	2025-05-26	North America	13	StDSoP		Kattis · Baekjoon Online Judge closed 2026-04-28	list
nac-2026	2026-03-23	North America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
nadc-2021	2021-04-22	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naipc-2014 non-mainline		non-mainline	10	StDSoP		Kattis	list
naipc-2015 non-mainline		non-mainline	10	StDSoP		Kattis	list
naipc-2016 non-mainline	2016-04-16	non-mainline	11	StDSoP		Kattis	list
naipc-2017 non-mainline	2017-04-15	non-mainline	11	StDSoP		Kattis	list
naipc-2018 non-mainline	2018-03-24	non-mainline	11	StDSoP		Kattis	list
naipc-2019 non-mainline	2019-03-02	non-mainline	13	StDSoP		Kattis	list
nanchang-2019	2019-11-29	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
nanjing-2013	2013-11-03	Asia East	11	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
nanjing-2018	2018-10-14	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
nanjing-2019	2019-10-27	Asia East	11	StDSoP		Luogu 洛谷 (Luògǔ)	list
nanjing-2020	2020-11-28	Asia East		StDSoP		Kattis · Codeforces Gym · Luogu 洛谷 (Luògǔ) · NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
nanjing-2021	2021-12-05	Asia East		StDSoP		Kattis · Codeforces Gym · Luogu 洛谷 (Luògǔ)	list
nanjing-2022	2022-12-18	Asia East		StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ)	list
nanjing-2023	2023-11-05	Asia East		StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ)
nanjing-2024	2024-11-03	Asia East	2	StDSoP		Luogu 洛谷 (Luògǔ)	list
nanning-2017	2017-11-26	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
naq-2012	2012-09-29	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2013	2013-10-05	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2014	2014-09-27	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2015	2015-10-03	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2016	2016-09-24	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · DMOJ	list
naq-2017	2017-10-07	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2018	2018-10-16	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2019	2019-10-05	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2020	2021-02-11	North America	4	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
naq-2021	2022-02-11	North America	14	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
naq-2022	2023-02-04	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
naq-2023	2023-09-30	North America	12	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge closed 2026-04-28	list
naq-2024	2024-10-05	North America	12	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge closed 2026-04-28	list
naq-2025	2025-10-11	North America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis	list
ncna-1993		North America	7	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-1994		North America	7	StDSoP		ICPC Live Archive (wayback) · Kattis	list
ncna-1995		North America	7	StDSoP		ICPC Live Archive (wayback) · Kattis	list
ncna-1996		North America	7	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-1997	1997-11-12	North America	6	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
ncna-1998	1998-11-07	North America	6	StDSoP		ICPC Live Archive (wayback)	list
ncna-1999	1999-11-13	North America	6	StDSoP	statement-only
ncna-2000	2000-11-11	North America	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
ncna-2001	2001-11-10	North America	9	StDSoP		ICPC Live Archive (wayback)	list
ncna-2002	2002-11-09	North America	8	StDSoP
ncna-2013	2013-11-09	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-2014	2014-11-08	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-2015	2015-10-31	North America		StDSoP		Kattis	list
ncna-2017	2017-10-28	North America	10	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-2018	2018-11-03	North America	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-2019	2019-11-09	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-2020	2021-02-27	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
ncna-2021	2022-02-26	North America	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
ncna-2022	2023-02-25	North America	10	StDSoP		Kattis · Baekjoon Online Judge closed 2026-04-28	list
ncna-2023	2023-11-04	North America	12	StDSoP		Kattis 1 · Kattis 2 · Kattis 3 · Baekjoon Online Judge closed 2026-04-28	list
ncna-2024	2024-11-09	North America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis	list
ncna-2025	2025-11-08	North America		StDSoP		Kattis	list
neerc-1996		Northern Eurasia	6	StDSoP		ICPC Live Archive (wayback) · Kattis	list
neerc-1997		Northern Eurasia	8	StDSoP		ICPC Live Archive (wayback)	list
neerc-1998	1998-12-02	Northern Eurasia	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
neerc-1999	1999-11-24	Northern Eurasia	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
neerc-2000	2000-12-07	Northern Eurasia	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Timus Online Judge	list
neerc-2001		Northern Eurasia	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Timus Online Judge	list	Strange date?
neerc-2002	2002-11-27	Northern Eurasia	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym (wayback) · Timus Online Judge	list
neerc-2003	2003-11-26	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
neerc-2004	2004-12-01	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
neerc-2005	2005-11-30	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2006	2006-11-29	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2007	2007-11-28	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2008	2008-11-26	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2009	2009-11-11	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list
neerc-2010	2010-11-23	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · DMOJ	list
neerc-2011	2011-11-26	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2012	2012-12-01	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2013	2013-11-30	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2014	2014-12-07	Northern Eurasia	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2015	2015-12-06	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
neerc-2016	2016-12-04	Northern Eurasia	13	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nena-1998	1998-10-24	North America	6	StDSoP		ICPC Live Archive (wayback)	list
nena-1999	1999-11-06	North America	7	StDSoP	statement-only
nena-2000	2000-11-04	North America	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
nena-2001	2001-11-03	North America	7	StDSoP		ICPC Live Archive (wayback)	list
nena-2002	2002-11-09	North America	7	StDSoP
nena-2003	2003-11-08	North America	8	StDSoP	statement-only
nena-2004	2004-11-13	North America	8	StDSoP	statement-only
nena-2005	2005-11-05	North America	8	StDSoP	statement-only
nena-2006	2006-11-11	North America	8	StDSoP	statement-only
nena-2007	2007-11-10	North America	8	StDSoP	statement-only
nena-2008	2008-11-01	North America	8	StDSoP	statement-only
nena-2009	2009-10-31	North America	8	StDSoP	statement-only
nena-2010	2010-11-06	North America	8	StDSoP	statement-only
nena-2011	2011-11-05	North America	8	StDSoP	statement-only
nena-2012	2012-11-03	North America	8	StDSoP	statement-only
nena-2013		North America	8	StDSoP	statement-only	Kattis (wayback)	list	No date
nena-2014	2014-11-15	North America	8	StDSoP	statement-only	Kattis (wayback)	list
nena-2015	2015-11-14	North America	8	StDSoP	statement-only
nena-2016	2016-11-19	North America	8	StDSoP	statement-only
nena-2017	2017-11-11	North America	9	StDSoP	statement-only
nena-2018	2018-11-10	North America	9	StDSoP	statement-only
nena-2019	2019-11-09	North America	10	StDSoP		Kattis (wayback)	list
nena-2020	2021-03-06	North America	18	StDSoP		Kattis (wayback)	list
nena-2021	2022-03-05	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
nena-2022	2023-02-25	North America	12	StDSoP		Kattis (wayback)	list
nena-2024	2024-11-10	North America		StDSoP		Baekjoon Online Judge closed 2026-04-28
nena-atlantic-2016	2016-10-14	North America		StDSoP		Kattis	list
nena-atlantic-2017	2017-10-13	North America		StDSoP		Kattis	list
nena-atlantic-2018	2018-10-12	North America		StDSoP		Kattis	list
nena-atlantic-2019	2019-10-25	North America		StDSoP		Kattis	list
nerc-2017	2017-12-03	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nerc-2018	2018-12-02	Northern Eurasia	13	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nerc-2019	2019-12-01	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nerc-2020	2020-12-13	Northern Eurasia	26	StDSoP		Baekjoon Online Judge 1 closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list	Online & offline. No date
nerc-2021	2022-04-12	Northern Eurasia	12	StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
nerc-2022	2022-12-07	Northern Eurasia	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nerc-2023	2023-12-13	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
nerc-2024	2024-12-15	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
nerc-2025	2025-12-15	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
nigeria-2016	2016-04-09	Africa & Arab		StDSoP				Also CMS:3003
nigeria-2022		Africa & Arab		StDSoP				No date
nigeria-2023		Africa & Arab		StDSoP				No date, no teams
nordic-2002	2002-09-28	Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nordic-2003	2003-09-27	Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nordic-2004	2004-10-02	Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nordic-2005	2005-10-01	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	Missing problem G (Kingdom)
nordic-2006	2006-09-30	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
nordic-2007	2007-10-06	Europe	9	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
nordic-2008	2008-10-04	Europe	10	StDSoP		Kattis 1 (wayback) · Kattis 2 (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
nordic-2009	2009-10-03	Europe	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2010	2010-10-02	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2011	2011-10-01	Europe	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2012	2012-10-06	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2013	2013-10-05	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Same as ncpc-2013
nordic-2014	2014-10-04	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Same as ncpc-2014
nordic-2015	2015-10-10	Europe	10	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2016	2016-10-08	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2017	2017-10-07	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2018	2018-10-06	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2019	2019-10-05	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2020	2020-11-07	Europe	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2021	2021-10-09	Europe	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	No date
nordic-2022	2022-10-08	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nordic-2023	2023-10-07	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
nordic-2024	2024-10-05	Europe	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list
nordic-2025	2025-10-04	Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
nordic-2026 upcoming		Europe		StDSoP		Codeforces Gym
north-russia-2001		Northern Eurasia	9	StDSoP		Timus Online Judge	list
north-russia-2002	2002-11-03	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
north-russia-2003		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2
north-russia-2004		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2005		Northern Eurasia		StDSoP		Baekjoon Online Judge 1 (wayback) closed 2026-04-28 · Baekjoon Online Judge 2 (wayback) closed 2026-04-28 · Codeforces Gym
north-russia-2006		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
north-russia-2007		Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
north-russia-2008	2008-11-01	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
north-russia-2009	2009-10-17	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
north-russia-2010	2010-10-30	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
north-russia-2011	2011-10-29	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list
north-russia-2012	2012-11-03	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2013	2013-10-26	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2014	2014-11-08	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2015	2015-10-24	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2016	2016-10-22	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2017	2017-11-04	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2018	2018-10-27	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2019	2019-10-26	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list
north-russia-2020	2020-11-14	Northern Eurasia		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
north-russia-2021	2021-12-11	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
north-russia-2022	2022-10-29	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
north-russia-2023	2023-11-05	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
north-russia-2024	2024-11-16	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
north-russia-2025	2025-11-15	Northern Eurasia		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
nwerc-1995		Europe	4	StDSoP	statement-only
nwerc-1996		Europe	8	StDSoP	statement-only	Kattis	list
nwerc-1997	1997-11-23	Europe	8	StDSoP	statement-only
nwerc-1998	1998-11-22	Europe	8	StDSoP	statement-only
nwerc-1999	1999-11-14	Europe	8	StDSoP	statement-only
nwerc-2000	2000-11-19	Europe	8	StDSoP	nwerc-2000		list
nwerc-2001	2001-11-04	Europe	9	StDSoP	nwerc-2001	Baekjoon Online Judge (wayback) closed 2026-04-28	list
nwerc-2002	2002-11-17	Europe	8	StDSoP	nwerc-2002	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
nwerc-2003	2003-11-16	Europe	8	StDSoP	nwerc-2003	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	Missing problem H
nwerc-2004	2004-11-14	Europe	9	StDSoP	nwerc-2004	Kattis 1 (wayback) · Kattis 2 · Kattis 3 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing some
nwerc-2005		Europe	9	StDSoP	nwerc-2005	Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing some, strange date?
nwerc-2006	2006-11-19	Europe	9	StDSoP	nwerc-2006	Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing some
nwerc-2007	2007-11-18	Europe	10	StDSoP	nwerc-2007	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing some
nwerc-2008	2008-11-23	Europe	10	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2009	2009-11-08	Europe	10	StDSoP	nwerc-2009	Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2010	2010-11-21	Europe	10	StDSoP	nwerc-2010	Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing some
nwerc-2011	2011-11-27	Europe	10	StDSoP	nwerc-2011	Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing some
nwerc-2012	2012-11-25	Europe	11	StDSoP	nwerc-2012	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2	list
nwerc-2013	2013-11-24	Europe	10	StDSoP	nwerc-2013	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2014	2014-11-30	Europe	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2015	2015-11-29	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2016	2016-11-20	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2017	2017-11-26	Europe	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2018	2018-11-25	Europe	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2019	2019-11-17	Europe	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2020	2021-03-27	Europe	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2021	2021-11-21	Europe	12	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2022	2022-11-27	Europe	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2023	2023-11-26	Europe	12	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2024	2024-11-24	Europe	13	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
nwerc-2025	2025-11-30	Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
nzpc-2002		Asia Pacific	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2004		Asia Pacific	15	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2005		Asia Pacific	15	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2006		Asia Pacific	15	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2007		Asia Pacific	16	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2008		Asia Pacific	14	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2009		Asia Pacific	15	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2010		Asia Pacific	15	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2011		Asia Pacific	14	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2012	2012-08-11	Asia Pacific	13	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2013	2013-08-17	Asia Pacific		StDSoP				No date, no teams in CMS
nzpc-2015		Asia Pacific	15	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2016		Asia Pacific	16	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2017		Asia Pacific	15	StDSoP	statement-only	Baekjoon Online Judge (wayback) closed 2026-04-28	list
nzpc-2018		Asia Pacific	16	StDSoP	statement-only
nzpc-2019		Asia Pacific	16	StDSoP	statement-only
nzpc-2020		Asia Pacific	16	StDSoP	statement-only
nzpc-2021		Asia Pacific	14	StDSoP	statement-only
nzpc-2022		Asia Pacific	16	StDSoP	statement-only
nzpc-2023		Asia Pacific	16	StDSoP	statement-only
pacnw-1994		North America	6	StDSoP				At least 6 problems
pacnw-1995		North America	6	StDSoP				At least 6 problems
pacnw-1996		North America	6	StDSoP				At least 6 problems
pacnw-1997		North America	6	StDSoP		ICPC Live Archive (wayback)	list
pacnw-1998	1998-11-14	North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-1999	1999-11-13	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-2000	2000-11-11	North America	8	StDSoP		ICPC Live Archive (wayback)	list
pacnw-2001	2001-11-10	North America	8	StDSoP
pacnw-2002	2002-11-09	North America	6	StDSoP
pacnw-2003	2003-11-15	North America	9	StDSoP
pacnw-2004	2004-11-13	North America	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
pacnw-2005	2005-11-05	North America	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-2006	2006-11-11	North America	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-2007	2007-11-10	North America	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-2008	2008-11-15	North America	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-2009	2009-11-07	North America	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-2010	2010-11-13	North America	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
pacnw-2011	2011-11-05	North America	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
pacnw-2012	2012-11-04	North America	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
pacnw-2013	2013-11-03	North America	13	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
pacnw-2014	2014-11-15	North America	24	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
pacnw-2015	2015-11-14	North America	22	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
pacnw-2016	2016-11-05	North America	25	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · DMOJ	list
pacnw-2017	2017-11-11	North America	26	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
pacnw-2018	2018-11-03	North America	26	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
pacnw-2019	2019-11-09	North America	26	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
pacnw-2020	2021-03-06	North America	34	StDSoP		Baekjoon Online Judge closed 2026-04-28
pacnw-2021	2022-03-05	North America	26	StDSoP		Baekjoon Online Judge closed 2026-04-28
pacnw-2022	2023-02-25	North America	26	StDSoP		Baekjoon Online Judge closed 2026-04-28
pacnw-2023	2024-02-24	North America	26	StDSoP		Baekjoon Online Judge closed 2026-04-28
pacnw-2024	2024-11-16	North America		StDSoP		Kattis	list
pacnw-2025	2025-11-15	North America		StDSoP		Kattis	list
pakistan-2014	2014-11-22	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
palestine-2012		Africa & Arab		StDSoP				No date
poland-2005	2005-10-29	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2007	2007-10-27	Europe	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2008	2008-11-08	Europe	10	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2010	2010-11-06	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2011	2011-10-31	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2012	2012-10-29	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2013	2013-10-27	Europe	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2014	2014-10-26	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2015	2015-10-25	Europe	12	StDSoP	statement-only	Baekjoon Online Judge closed 2026-04-28
poland-2016	2016-10-29	Europe	12	StDSoP	statement-only
poland-2017	2017-10-28	Europe	13	StDSoP	statement-only	Baekjoon Online Judge (wayback) closed 2026-04-28	list	No date
poland-2018	2018-10-27	Europe	13	StDSoP	statement-only	Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2019	2019-10-27	Europe	12	StDSoP	statement-only	Baekjoon Online Judge (wayback) closed 2026-04-28	list
poland-2021	2021-11-07	Europe	13	StDSoP	statement-only	Baekjoon Online Judge closed 2026-04-28
poland-2022	2022-10-30	Europe	13	StDSoP	statement-only
poland-2023	2023-11-05	Europe	13	StDSoP
qingdao-2016	2016-11-13	Asia East	13	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
qingdao-2017	2017-11-05	Asia East	11	StDSoP		Luogu 洛谷 (Luògǔ)	list
qingdao-2018	2018-11-04	Asia East		StDSoP		Kattis · Codeforces Gym 1 · Codeforces Gym 2 · Luogu 洛谷 (Luògǔ)	list
rmc-1990		North America	8	StDSoP		ICPC Live Archive (wayback)	list
rmc-2000	2000-11-04	North America	8	StDSoP		ICPC Live Archive (wayback)	list
rmc-2001	2001-11-17	North America	8	StDSoP
rmc-2002	2002-11-16	North America	8	StDSoP
rmc-2003	2003-11-15	North America	8	StDSoP	rmc-2003	Baekjoon Online Judge (wayback) closed 2026-04-28
rmc-2004	2004-10-30	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
rmc-2005	2005-10-29	North America	9	StDSoP	rmc-2005	Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2006	2006-10-28	North America	9	StDSoP	rmc-2006	Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2007	2007-10-20	North America	9	StDSoP	rmc-2007	Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2008	2008-10-25	North America	8	StDSoP	rmc-2008	Baekjoon Online Judge (wayback) closed 2026-04-28
rmc-2009	2009-10-31	North America	9	StDSoP	rmc-2009	Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2010	2010-10-30	North America	9	StDSoP	rmc-2010	Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2011	2011-10-29	North America	10	StDSoP	rmc-2011	Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2012	2012-10-27	North America	10	StDSoP	rmc-2012	Baekjoon Online Judge (wayback) closed 2026-04-28
rmc-2013	2013-10-26	North America	10	StDSoP	rmc-2013	Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	Missing problem H (tables)
rmc-2014	2014-11-08	North America	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2015	2015-11-14	North America	11	StDSoP		Kattis 1 · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2016	2016-10-29	North America	10	StDSoP		Kattis 1 · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2017	2017-11-11	North America	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2018	2018-11-03	North America	10	StDSoP		Kattis 1 · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2019	2019-10-26	North America	11	StDSoP		Kattis 1 · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2020	2021-03-06	North America	11	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge (wayback) closed 2026-04-28	list
rmc-2021	2022-03-12	North America	14	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge closed 2026-04-28	list
rmc-2022	2023-02-25	North America	12	StDSoP		Baekjoon Online Judge closed 2026-04-28
rmc-2023	2023-11-04	North America	12	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge closed 2026-04-28	list
rmc-2024	2024-11-09	North America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis	list
rmc-2025	2025-11-08	North America		StDSoP		Kattis	list
romania-2023		Europe	13	StDSoP		Codeforces Gym 1 · Codeforces Gym 2 (wayback)	list	No date. 2 days, 12+13 problems. Are both the actual contest?
saudi-arabia-2023		Africa & Arab		StDSoP				No date, no teams
scusa-1987		North America	5	StDSoP
scusa-1988		North America	6	StDSoP
scusa-1990		North America	6	StDSoP
scusa-1991	1991-11-09	North America	5	StDSoP
scusa-1992		North America	6	StDSoP
scusa-1993		North America	6	StDSoP
scusa-1995		North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-1996		North America	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-1997		North America	7	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-1998	1998-11-07	North America	7	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-1999	1999-11-05	North America		StDSoP		Baekjoon Online Judge closed 2026-04-28
scusa-2000	2000-11-11	North America	8	StDSoP		ICPC Live Archive (wayback)	list
scusa-2001	2001-11-03	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2002	2002-11-02	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list	Strange date?
scusa-2003	2003-11-08	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
scusa-2004	2004-11-06	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
scusa-2005	2005-11-12	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2006	2006-11-04	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2007	2007-11-03	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2008	2008-10-18	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2009	2009-11-07	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2010	2010-10-30	North America	8	StDSoP
scusa-2011	2011-10-29	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2012	2012-10-20	North America	8	StDSoP		Baekjoon Online Judge closed 2026-04-28
scusa-2013	2013-11-02	North America	8	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2014	2014-10-04	North America	9	StDSoP		Baekjoon Online Judge closed 2026-04-28
scusa-2015	2015-11-07	North America	9	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2016	2016-10-29	North America	11	StDSoP		Baekjoon Online Judge closed 2026-04-28
scusa-2017	2017-11-04	North America	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2018	2018-11-10	North America	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge closed 2026-04-28	list
scusa-2019	2019-11-09	North America	12	StDSoP		Kattis	list
scusa-2020	2021-03-06	North America	16	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
scusa-2021	2022-03-05	North America	17	StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis 1 · Kattis 2	list	2 divisions
seerc-1995	1995-11-04	Europe	6	StDSoP		ICPC Live Archive (wayback)	list
seerc-1996	1996-10-19	Europe	7	StDSoP		ICPC Live Archive (wayback) · Kattis	list
seerc-1997	1997-10-25	Europe	8	StDSoP		ICPC Live Archive (wayback)	list
seerc-1998	1998-10-24	Europe	7	StDSoP				Strange date?
seerc-1999	1999-10-23	Europe	7	StDSoP				Strange date?
seerc-2000	2000-10-22	Europe	8	StDSoP		ICPC Live Archive (wayback)	list
seerc-2001	2001-10-21	Europe	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seerc-2002	2002-10-20	Europe	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seerc-2003	2003-10-19	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seerc-2004	2004-10-17	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2005	2005-10-16	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2006	2006-10-22	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2007	2007-10-27	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seerc-2008	2008-10-19	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2009	2009-10-18	Europe	11	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2010	2010-10-17	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2011	2011-10-16	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seerc-2012	2012-10-14	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2013	2013-10-13	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seerc-2014	2014-10-19	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2015	2015-10-18	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seerc-2016	2016-10-23	Europe	11	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2017	2017-10-22	Europe	12	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2018	2018-10-21	Europe	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2019	2019-10-20	Europe	11	StDSoP	seerc-2019	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seerc-2020	2021-05-23	Europe	13	StDSoP	seerc-2020	Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
seerc-2021	2021-11-20	Europe	14	StDSoP	statement-only	Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
seerc-2022	2022-12-10	Europe	14	StDSoP		Codeforces Gym
seerc-2023	2023-12-09	Europe	13	StDSoP	statement-only	Codeforces Gym
seerc-2024	2024-11-17	Europe	13	StDSoP	statement-only
seusa-1988		North America	5	StDSoP
seusa-1990		North America	8	StDSoP		ICPC Live Archive (wayback)	list
seusa-1996		North America	10	StDSoP		ICPC Live Archive (wayback) · Kattis	list
seusa-1999	1999-10-30	North America	10	StDSoP		Baekjoon Online Judge closed 2026-04-28
seusa-2000	2000-09-30	North America	10	StDSoP		ICPC Live Archive (wayback)	list
seusa-2001	2001-10-16	North America	11	StDSoP		ICPC Live Archive (wayback)	list
seusa-2002	2002-10-12	North America	11	StDSoP		ICPC Live Archive (wayback)	list
seusa-2003	2003-10-25	North America	11	StDSoP		ICPC Live Archive (wayback)	list
seusa-2004	2004-10-23	North America	10	StDSoP		ICPC Live Archive (wayback)	list
seusa-2005	2005-10-15	North America	11	StDSoP		ICPC Live Archive (wayback)	list
seusa-2006	2006-10-28	North America	10	StDSoP		ICPC Live Archive (wayback)	list
seusa-2007	2007-10-13	North America	10	StDSoP		ICPC Live Archive (wayback)	list
seusa-2008	2008-10-25	North America	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seusa-2009	2009-11-07	North America	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
seusa-2010	2010-11-06	North America	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seusa-2011	2011-10-29	North America	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seusa-2012	2012-11-10	North America	20	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28	list	2 divisions
seusa-2013	2013-11-02	North America	20	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	2 divisions
seusa-2014	2014-11-15	North America	18	StDSoP		Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list	2 divisions
seusa-2015	2015-11-14	North America	21	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list	2 divisions
seusa-2016	2016-11-05	North America	22	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list	2 divisions
seusa-2017	2017-11-11	North America	22	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym	list	2 divisions
seusa-2018	2018-11-03	North America	22	StDSoP		Baekjoon Online Judge closed 2026-04-28	list	2 divisions
seusa-2019	2019-11-09	North America	22	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list	2 divisions
seusa-2020	2021-03-06	North America	16	StDSoP		Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28	list
seusa-2021	2022-03-05	North America	23	StDSoP		Baekjoon Online Judge closed 2026-04-28		2 divisions
shanghai-1996		Asia East	7	StDSoP		ICPC Live Archive (wayback)	list
shanghai-1997		Asia East	7	StDSoP
shanghai-1998	1998-11-28	Asia East	8	StDSoP
shanghai-1999	1999-11-28	Asia East	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
shanghai-2000	2000-10-22	Asia East	9	StDSoP		ICPC Live Archive (wayback)	list
shanghai-2001	2001-11-18	Asia East	8	StDSoP		ICPC Live Archive (wayback)	list
shanghai-2004	2004-12-05	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
shanghai-2006	2006-11-22	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
shanghai-2011	2011-10-16	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
shanghai-2015	2015-11-22	Asia East	12	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
shanghai-2019	2019-11-24	Asia East	13	StDSoP		NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
shanghai-2020		Asia East		StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ) · NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list	No date
shanghai-2021	2021-11-28	Asia East	13	StDSoP		Codeforces Gym · NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
shanghai-2025	2025-11-23	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
shenyang-2015	2015-10-25	Asia East	13	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
shenyang-2016	2016-10-23	Asia East	13	StDSoP		HDU Online Judge (acm.hdu.edu.cn)	list
shenyang-2017	2017-10-22	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ) · HDU Online Judge (acm.hdu.edu.cn)	list
shenyang-2018	2018-10-21	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
shenyang-2019		Asia East		StDSoP				No date
shenyang-2020	2021-07-18	Asia East	13	StDSoP		Codeforces Gym · NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
shenyang-2021	2021-11-21	Asia East	13	StDSoP		Codeforces Gym · NowCoder 牛客竞赛 (Niúkè, 'cow guest')	list
shenyang-2022	2022-11-06	Asia East		StDSoP		Codeforces Gym
shenyang-2023	2023-11-12	Asia East		StDSoP		Codeforces Gym
singapore-2000	2000-12-07	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback)	list
singapore-2001	2001-11-30	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback)	list
singapore-2007	2007-12-14	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
singapore-2015	2015-12-11	Asia Pacific	11	StDSoP		Kattis 1 (wayback) · Kattis 2	list
singapore-2018	2018-12-14	Asia Pacific	12	StDSoP		Kattis 1 · Kattis 2	list
slovenia-2009		Europe		StDSoP				No date, no teams
slovenia-2010		Europe		StDSoP				No date, no teams
slovenia-2011		Europe		StDSoP				No date, no teams
slovenia-2012		Europe		StDSoP				No date, no teams
slovenia-2013		Europe		StDSoP				No date, no teams
slovenia-2014		Europe		StDSoP				No date, no teams
slovenia-2015		Europe		StDSoP				No date, no teams
slovenia-2016		Europe		StDSoP				No date, no teams
slovenia-2017		Europe		StDSoP				No date, no teams
slovenia-2018		Europe		StDSoP				No date, no teams
slovenia-2019		Europe		StDSoP				No date, no teams
slovenia-2020		Europe		StDSoP				No date, no teams
slovenia-2021		Europe		StDSoP				No date, no teams
slovenia-2022		Europe		StDSoP				No date, no teams
slovenia-2023		Europe		StDSoP				No date, no teams
socal-1989		North America	5	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
socal-1995		North America	6	StDSoP
socal-1997		North America	5	StDSoP				At least 5 problems
socal-1998	1998-11-14	North America	6	StDSoP				At least 6 problems
socal-1999	1999-11-13	North America		StDSoP				At least 3 problems
socal-2000	2000-11-11	North America	6	StDSoP		ICPC Live Archive (wayback)	list
socal-2001	2001-11-10	North America	6	StDSoP		ICPC Live Archive (wayback)
socal-2002	2002-11-16	North America	6	StDSoP		ICPC Live Archive (wayback)	list
socal-2003	2003-11-15	North America	6	StDSoP		ICPC Live Archive (wayback)	list
socal-2004	2004-11-13	North America	7	StDSoP		ICPC Live Archive (wayback)	list
socal-2005	2005-11-13	North America	8	StDSoP		ICPC Live Archive (wayback)	list
socal-2006	2006-11-11	North America	7	StDSoP		ICPC Live Archive (wayback)	list
socal-2007	2007-11-10	North America	7	StDSoP		ICPC Live Archive (wayback)	list
socal-2008	2008-11-15	North America	8	StDSoP		ICPC Live Archive (wayback)	list
socal-2009	2009-11-07	North America	7	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2010	2010-11-13	North America	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2011	2011-11-12	North America	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2012	2012-11-10	North America	10	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2013	2013-11-09	North America	10	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2014	2014-11-08	North America	9	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2015	2015-11-14	North America	10	StDSoP	statement-only
socal-2016	2016-11-12	North America	10	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2017	2017-11-11	North America	10	StDSoP	statement-only	ICPC Live Archive (wayback)	list
socal-2018	2018-11-10	North America	11	StDSoP	statement-only	Baekjoon Online Judge closed 2026-04-28
socal-2019	2019-11-09	North America	10	StDSoP	statement-only	Kattis	list
socal-2020	2021-02-27	North America	11	StDSoP	statement-only	Baekjoon Online Judge closed 2026-04-28 · Kattis
socal-2021	2022-02-26	North America	10	StDSoP	statement-only	Kattis	list
socal-2022	2023-02-25	North America	10	StDSoP	statement-only
socal-2023	2023-10-28	North America	11	StDSoP	statement-only
south-africa-1999	1999-09-18	Africa & Arab	6	StDSoP
south-africa-2000	2000-09-16	Africa & Arab	6	StDSoP	statement-only	ICPC Live Archive (wayback)	list
south-africa-2001	2001-09-15	Africa & Arab	6	StDSoP	statement-only	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-africa-2002	2002-10-05	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28	list
south-africa-2003	2003-10-18	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2004	2004-10-09	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2005	2005-10-15	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2006	2006-10-14	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2007	2007-10-20	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2008	2008-10-11	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2009	2009-10-10	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2010	2010-10-16	Africa & Arab	7	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2011	2011-10-15	Africa & Arab	6	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2012	2012-10-20	Africa & Arab	7	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2013	2013-10-12	Africa & Arab	8	StDSoP		ICPC Live Archive (wayback)	list
south-africa-2014	2014-10-04	Africa & Arab	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
south-africa-2015	2015-10-24	Africa & Arab	7	StDSoP	statement-only	ICPC Live Archive (wayback)	list
south-africa-2016	2016-10-15	Africa & Arab	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
south-africa-2017	2017-10-21	Africa & Arab	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
south-africa-2018	2018-10-20	Africa & Arab	8	StDSoP	statement-only
south-africa-2019	2019-10-06	Africa & Arab	10	StDSoP	statement-only			No date in CMS
south-america-1997		Latin America	6	StDSoP		ICPC Live Archive (wayback)	list
south-america-1999	1999-11-13	Latin America	7	StDSoP		ICPC Live Archive (wayback)	list
south-america-2000	2000-11-18	Latin America	6	StDSoP		ICPC Live Archive (wayback)	list
south-america-2001	2001-11-10	Latin America	6	StDSoP		ICPC Live Archive (wayback)	list
south-america-2007	2007-11-10	Latin America		StDSoP		Kattis	list
south-america-north-2008	2008-11-30	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-north-2009	2009-10-24	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-north-2010	2010-10-23	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-north-2011	2011-06-17	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-north-2012	2012-10-11	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
south-america-north-2013	2013-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
south-america-north-2014	2014-11-08	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
south-america-north-2015	2015-11-14	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-north-2016	2016-11-12	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-north-2017	2017-11-11	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-north-2018	2018-11-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-north-2019	2019-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-north-2020		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-north-2021	2022-04-02	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · omegaUp	list
south-america-north-2022		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-north-2023		Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
south-america-north-2024	2024-11-09	Latin America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
south-america-north-2025	2025-11-08	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-south-2008	2008-11-15	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-south-2009	2009-10-24	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-south-2010	2010-10-23	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-south-2011	2011-11-05	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-south-2012	2012-11-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
south-america-south-2013	2013-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Eolymp (ex e-olymp)	list
south-america-south-2014	2014-11-08	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
south-america-south-2015	2015-11-14	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-south-2016	2016-11-12	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-south-2017	2017-11-11	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-south-2018	2018-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-america-south-2019	2019-11-09	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-south-2020	2021-07-10	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-south-2021	2022-04-02	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · omegaUp	list
south-america-south-2022	2023-03-17	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-america-south-2023	2023-10-21	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym
south-america-south-2024	2024-11-09	Latin America		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
south-america-south-2025	2025-11-08	Latin America		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-na-2022		North America	17	StDSoP		Kattis 1 (wayback) · Kattis 2 · Baekjoon Online Judge closed 2026-04-28	list	2 divisions
south-na-2023		North America	19	StDSoP		Kattis 1 (wayback) · Kattis 2 (wayback)	list	2 divisions
south-na-2024		North America	17	StDSoP		Kattis 1 · Kattis 2 · Kattis 3	list
south-na-2025		North America		StDSoP		Kattis	list
south-pacific-1991		Asia Pacific	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-1992		Asia Pacific	7	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
south-pacific-1993		Asia Pacific	7	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-1999	1999-09-18	Asia Pacific	8	StDSoP
south-pacific-2000	2000-09-16	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2001	2001-09-15	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28	list	Strange date?
south-pacific-2002	2002-09-21	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2003	2003-09-20	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2004	2004-09-18	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-2005	2005-09-17	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2006	2006-09-19	Asia Pacific	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge closed 2026-04-28	list
south-pacific-2007	2007-09-15	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2008	2008-09-13	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list	Also CMS:43 ?
south-pacific-2009	2009-09-13	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list	Also CMS:491 ?
south-pacific-2010	2010-09-11	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2011	2011-09-10	Asia Pacific	11	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-2012	2012-09-15	Asia Pacific	11	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-2013	2013-09-21	Asia Pacific	12	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2014	2014-09-28	Asia Pacific	9	StDSoP		ICPC Live Archive (wayback)	list
south-pacific-2015	2015-09-27	Asia Pacific	11	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-2016	2016-11-27	Asia Pacific	11	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
south-pacific-2017	2017-11-26	Asia Pacific	12	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-2018	2018-11-24	Asia Pacific	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-2019	2019-11-24	Asia Pacific	11	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-central-2015	2015-08-22	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-east-2015	2015-08-22	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-east-2019		Asia Pacific		StDSoP				No date
south-pacific-west-2015	2015-08-22	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
south-pacific-west-2019		Asia Pacific		StDSoP				No date
south-russia-2009	2009-10-09	Northern Eurasia		StDSoP		Codeforces Gym
south-russia-2020		Northern Eurasia		StDSoP				No date, no teams in CMS
sudan-2023		Africa & Arab		StDSoP				No date, no teams
sweden-2000	2000-09-30	Europe		StDSoP		Kattis	list
sweden-2001	2001-10-06	Europe		StDSoP		Kattis	list
swerc-1993		Europe	7	StDSoP		ICPC Live Archive (wayback)	list
swerc-1994		Europe	8	StDSoP		ICPC Live Archive (wayback)	list
swerc-1995		Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis 1 · Kattis 2	list
swerc-1996		Europe	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
swerc-1997		Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis 1 · Kattis 2	list
swerc-1998	1998-11-01	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis 1 · Kattis 2 · Kattis 3	list
swerc-1999	1999-11-21	Europe	8	StDSoP		ICPC Live Archive (wayback) · Kattis	list
swerc-2000	2000-11-19	Europe	8	StDSoP		ICPC Live Archive (wayback)	list
swerc-2001	2001-11-18	Europe	9	StDSoP		ICPC Live Archive (wayback) · Kattis	list
swerc-2002	2002-11-17	Europe	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
swerc-2003	2003-11-16	Europe	9	StDSoP		ICPC Live Archive (wayback)	list
swerc-2004	2004-11-21	Europe	9	StDSoP		ICPC Live Archive (wayback)	list
swerc-2005	2005-11-20	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
swerc-2006	2006-11-19	Europe	9	StDSoP		ICPC Live Archive (wayback)	list	No data
swerc-2007	2007-11-18	Europe	9	StDSoP	swerc-2007	ICPC Live Archive (wayback)	list
swerc-2008	2008-11-23	Europe	10	StDSoP	swerc-2008	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
swerc-2009	2009-11-01	Europe	10	StDSoP	swerc-2009	Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
swerc-2010	2010-11-21	Europe	10	StDSoP	swerc-2010	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
swerc-2011	2011-11-20	Europe	10	StDSoP	swerc-2011	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
swerc-2012	2012-11-18	Europe	10	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
swerc-2013	2013-11-17	Europe	10	StDSoP	swerc-2013	Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Missing problem J
swerc-2014	2014-11-23	Europe	10	StDSoP	swerc-2014	Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
swerc-2015	2015-11-22	Europe	10	StDSoP	swerc-2015	Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
swerc-2016	2016-11-20	Europe	11	StDSoP		Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
swerc-2017	2017-11-26	Europe	11	StDSoP		Kattis (wayback) · ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym · DMOJ	list
swerc-2018	2018-12-02	Europe	11	StDSoP	swerc-2018	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
swerc-2019	2020-01-26	Europe	12	StDSoP	swerc-2019	Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
swerc-2020	2021-03-07	Europe	13	StDSoP	swerc-2020	Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
swerc-2021	2022-04-24	Europe	12	StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym 1 · Codeforces Gym 2
swerc-2022	2023-02-19	Europe	12	StDSoP		Baekjoon Online Judge 1 closed 2026-04-28 · Baekjoon Online Judge 2 closed 2026-04-28 · Codeforces Gym
swerc-2023	2024-01-28	Europe	18	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
swerc-2024		Europe		StDSoP		Codeforces Gym
swerc-2025		Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
taiwan-1995		Asia Pacific	6	StDSoP
taiwan-1998	1998-11-20	Asia Pacific	8	StDSoP
taiwan-2000	2000-11-19	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback)	list
taiwan-2001	2001-11-25	Asia Pacific	8	StDSoP		ICPC Live Archive (wayback)	list
taiwan-2002	2002-11-09	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
taiwan-2003	2003-11-08	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
taiwan-2006	2006-11-18	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
taiwan-2019	2019-11-25	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
taiwan-2020	2020-11-09	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
taiwan-2021	2021-11-29	Asia Pacific		StDSoP		Codeforces Gym
taiwan-2023	2023-10-22	Asia Pacific		StDSoP		Codeforces Gym
tap-2026		Latin America		StDSoP		Codeforces Gym
tehran-1999	1999-11-21	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2000	2000-11-02	Asia West	9	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2001	2001-11-08	Asia West	8	StDSoP		ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2002	2002-11-15	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2003	2003-11-28	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2004	2004-12-03	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2005	2005-12-02	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2006	2006-12-15	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2007	2007-12-07	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2008	2008-12-26	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2009	2009-11-06	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2010	2010-12-03	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2012	2012-12-21	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2013	2013-12-20	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2014	2014-12-19	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2015	2015-12-25	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2016	2016-12-23	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2017	2017-12-15	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2018	2018-12-21	Asia West		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
tehran-2019	2019-12-20	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28
tehran-2020	2020-12-31	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28
tehran-2022	2023-04-28	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
tehran-2023	2024-05-31	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Codeforces Gym
tehran-2024	2024-12-20	Asia West		StDSoP		Baekjoon Online Judge closed 2026-04-28
thailand-2009	2009-11-04	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
thailand-2011	2011-11-04	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
thailand-2012	2012-11-16	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
thailand-2013	2013-11-22	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
thailand-2014	2014-11-15	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28
thailand-2015	2015-11-20	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
thailand-2016	2016-11-13	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
thailand-national-2013	2013-09-07	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
thailand-national-2015	2015-10-22	Asia Pacific		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
thailand-national-2024	2024-11-16	Asia Pacific		StDSoP		Codeforces Gym
togo-2016	2016-03-19	Africa & Arab		StDSoP				Also CMS:3002
togo-2022		Africa & Arab		StDSoP				No date
togo-2023		Africa & Arab		StDSoP				No date, no teams
tunisia-2013	2013-10-06	Africa & Arab		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
turkey-2019	2019-09-15	Europe	11	StDSoP
turkey-2020		Europe		StDSoP				No date, no teams
turkey-2021		Europe		StDSoP				No date, no teams
turkey-2022		Europe		StDSoP				No date, no teams
turkey-2023		Europe		StDSoP				No date, no teams
ukiepc-2013	2013-10-05	Europe	11	StDSoP		Kattis (wayback)	list	Same as ncpc-2013
ukiepc-2014	2014-10-04	Europe	11	StDSoP		Kattis (wayback)	list	Same as ncpc-2014
ukiepc-2015	2015-10-24	Europe	13	StDSoP	ukiepc-2015	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
ukiepc-2016	2016-10-29	Europe	12	StDSoP	ukiepc-2016	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
ukiepc-2017	2017-10-21	Europe	12	StDSoP	ukiepc-2017	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis · Codeforces Gym	list
ukiepc-2018	2018-10-20	Europe	12	StDSoP	ukiepc-2018	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
ukiepc-2019	2019-10-19	Europe	13	StDSoP	ukiepc-2019	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
ukiepc-2020	2020-12-12	Europe	13	StDSoP	ukiepc-2020	Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list	Partly shared with benelux-2020
ukiepc-2021	2021-10-30	Europe	12	StDSoP	statement-only	Baekjoon Online Judge (wayback) closed 2026-04-28	list
ukiepc-2022	2022-10-29	Europe	12	StDSoP
ukiepc-2023	2023-10-21	Europe		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis 1 · Kattis 2 · Codeforces Gym	list
ukiepc-2024		Europe		StDSoP		Baekjoon Online Judge closed 2026-04-28 · Kattis · Codeforces Gym	list
ukiepc-2025		Europe		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
ukiepc-2026 upcoming		Europe		StDSoP		Codeforces Gym
ukraine-2010	2010-09-11	Europe	12	StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
ukraine-2020	2021-02-13	Europe	13	StDSoP	statement-only	Eolymp (ex e-olymp)
ukraine-2022	2022-11-05	Europe		StDSoP		Eolymp (ex e-olymp)
urals-2009	2009-10-10	Northern Eurasia	11	StDSoP		Timus Online Judge	list
urals-2010	2010-10-30	Northern Eurasia	10	StDSoP		Timus Online Judge	list
urals-2011	2011-10-28	Northern Eurasia	11	StDSoP		Timus Online Judge	list
urals-2012	2012-10-19	Northern Eurasia	11	StDSoP		Codeforces Gym · Timus Online Judge	list
urals-2013	2013-10-26	Northern Eurasia		StDSoP		Codeforces Gym
urals-2014	2014-10-11	Northern Eurasia		StDSoP		Codeforces Gym
urumqi-2017	2017-12-03	Asia East	11	StDSoP		Luogu 洛谷 (Luògǔ)	list
uzbekistan-2017		Northern Eurasia		StDSoP				No date
vietnam-2016	2016-12-02	Asia Pacific		StDSoP		Kattis	list
vietnam-2017	2017-12-08	Asia Pacific		StDSoP		Kattis	list
vietnam-2018	2018-11-30	Asia Pacific		StDSoP		Kattis	list
vietnam-2019	2019-12-06	Asia Pacific		StDSoP		Kattis	list
vietnam-2020	2020-12-11	Asia Pacific		StDSoP		Kattis	list
vietnam-national-2017	2017-11-05	Asia Pacific		StDSoP		Kattis	list
vietnam-national-2018	2018-11-04	Asia Pacific		StDSoP		Kattis 1 · Kattis 2	list
vietnam-national-2019	2019-11-03	Asia Pacific		StDSoP		Kattis	list
vietnam-national-2020	2020-11-14	Asia Pacific		StDSoP		Kattis	list
werc-1992		Europe	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
werc-1993		Europe	7	StDSoP	statement-only
werc-1994		Europe	8	StDSoP	statement-only
west-siberia-2016	2016-10-31	Northern Eurasia		StDSoP		Codeforces Gym
west-siberia-2018	2018-11-13	Northern Eurasia		StDSoP		Codeforces Gym
wf-1978	1978-02-22	Other	4	StDSoP	statement-only
wf-1979		Other	4	StDSoP	statement-only
wf-1980		Other	4	StDSoP	statement-only
wf-1981		Other	6	StDSoP	statement-only	Kattis	list
wf-1982		Other	7	StDSoP	statement-only
wf-1983		Other	8	StDSoP	statement-only	Kattis	list
wf-1984		Other	7	StDSoP	statement-only
wf-1985		Other	7	StDSoP	statement-only
wf-1986		Other	8	StDSoP	statement-only
wf-1987		Other	8	StDSoP	statement-only
wf-1988	1988-02-24	Other	8	StDSoP	statement-only
wf-1989		Other	8	StDSoP	statement-only
wf-1990		Other	8	StDSoP	statement-only	ICPC Live Archive (wayback) · Kattis	list
wf-1991	1991-03-06	Other	7	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-1992		Other	7	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-1993	1993-02-17	Other	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-1994	1994-03-09	Other	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-1995		Other	8	StDSoP	statement-only	ICPC Live Archive (wayback) · Kattis	list
wf-1996		Other	7	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-1997		Other	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-1998		Other	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-1999	1999-04-11	Other	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-2000	2000-03-18	Other	8	StDSoP	statement-only	ICPC Live Archive (wayback)	list
wf-2001	2001-03-10	Other	9	StDSoP	wf-2001	ICPC Live Archive (wayback)	list
wf-2002	2002-03-24	Other	9	StDSoP	wf-2002	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
wf-2003	2003-03-26	Other	10	StDSoP	wf-2003	ICPC Live Archive (wayback)	list
wf-2004	2004-04-01	Other	10	StDSoP	wf-2004	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
wf-2005	2005-04-07	Other	10	StDSoP	wf-2005	ICPC Live Archive (wayback)	list
wf-2006	2006-04-13	Other	10	StDSoP	wf-2006	ICPC Live Archive (wayback)	list
wf-2007	2007-03-16	Other	10	StDSoP	wf-2007	ICPC Live Archive (wayback)	list
wf-2008	2008-04-09	Other	11	StDSoP	wf-2008	ICPC Live Archive (wayback)	list
wf-2009	2009-04-22	Other	11	StDSoP	wf-2009	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
wf-2010	2010-02-05	Other	11	StDSoP	wf-2010	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
wf-2011	2011-05-31	Other	11	StDSoP	wf-2011	ICPC Live Archive (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2012	2012-05-18	Other	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2013	2013-07-04	Other	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2014	2014-06-26	Other	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2015	2015-05-20	Other	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2016	2016-05-20	Other	13	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2017	2017-05-24	Other	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2018	2018-04-19	Other	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2019	2019-04-05	Other	11	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2020	2021-10-06	Other	15	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2021	2022-11-11	Other	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list
wf-2022	2024-04-19	Other	11	StDSoP		Kattis 1 (wayback) · Kattis 2 (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Partly shared with wf-2023
wf-2023	2024-04-19	Other	11	StDSoP		Kattis 1 (wayback) · Kattis 2 (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym	list	Partly shared with wf-2022
wf-2024	2024-09-19	Other	12	StDSoP		Kattis (wayback) · Baekjoon Online Judge (wayback) closed 2026-04-28	list
wf-2025	2025-09-04	Other		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28 · Kattis	list
xian-2002	2002-11-30	Asia East		StDSoP		Baekjoon Online Judge (wayback) closed 2026-04-28	list
xian-2017	2017-10-29	Asia East	11	StDSoP		Luogu 洛谷 (Luògǔ)	list
xian-2025	2025-10-19	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
xuzhou-2018	2018-10-28	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
xuzhou-2019	2019-11-03	Asia East	13	StDSoP		Luogu 洛谷 (Luògǔ)	list
yinchuan-2019	2019-11-10	Asia East	14	StDSoP		Codeforces Gym · Luogu 洛谷 (Luògǔ)	list