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problem — every listed problem · all sets

internal id
p-fc5e2cc8
appearances
central-america-2009 (central-america-2009) — F
held
not recorded yet
solve online
Baekjoon Online Judge (wayback) closed 2026-04-28 id 5711
data
problemsets/central-america-2009.yaml

St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.