ecna-2021
problem set — all sets · holdings by contest
- set id
- ecna-2021
- used by
- ecna-2021
- problems
- 13
- held
- statements: full test data: full solutions: full complete packages: full StDSoP
- provenance
- ICPC Problem Archive progress sheet (2026-11-01); Kattis problem export (2026-11-01); online-judge pages (2026-11-02, tools/mine_judge_links.py)
- data
- problemsets/ecna-2021.yaml
Problems (13)
| # | problem | internal id | held | solve online | notes |
|---|---|---|---|---|---|
| A | 1's For All 1sforall 7ffda769-d494-4a36-9e76-93e6450c7051 | p-14448eee | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| B | Abridged Reading abridgedreading 5eebaea1-0427-442f-8b4f-10792dfa576a | p-f078fabb | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| C | Ball of Whacks ballofwhacks dc067246-ad6f-4e56-8a03-ebbdbf723295 | p-ae308946 | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| D | Downsizing downsizing 12ea5bbc-e4f7-487c-93f3-2bdbd24285f6 | p-4fadf755 | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| E | Gambling Game gamblinggame 2a33e6dd-9302-465f-8e85-d792e3533aa8 | p-e0cc3f7d | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| F | Growing Some Oobleck growingsomeoobleck 4f1b3f5d-7ba1-411c-8096-3e8a39fbf13d | p-f2598206 | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| G | Noonerized Spumbers noonerizedspumbers 5340d02e-f41b-42e9-a10f-f809ca0395e4 | p-cb1e0c8b | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| H | Numble numble 35658e0c-f16e-4938-890f-f306e82ca1bd | p-d03f9cd7 | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| I | Pinned Files pinnedfiles 442bc586-3841-42e3-8b26-87944da97ec6 | p-abd335ae | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| J | Recycling recycling 50949b26-7c63-43d1-8da4-e9b20f20d83e | p-348709bc | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| K | Stable Table stabletable 8d684290-b368-4731-a584-2b56bd600454 | p-5522cbf4 | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| L | Statues statues 549bfb93-0e58-415d-a6d2-cb0cef70c8e3 | p-bb81f8f1 | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym | |
| M | Tomb Hater tombhater 558fe49f-87fc-469a-9c7b-770180571701 | p-0fdf6f3a | — | Kattis · Baekjoon Online Judge (wayback) closed 2026-04-28 · Codeforces Gym |
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.