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| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| car | Car Park | ceoi 2018 d0 | 43 | 69% | 76 |
| cat | cat | 0 | |||
| cat | Cat Exercise | 7 | 100% | 100 | |
| cbur | Bursztyn | 27 | 74% | 82 | |
| C | Cenowe Combo | segtree sweep amppz Bardzo trudne | 7 | 42% | 50 |
| cgc | D. CGCDSSQ / Codeforces | 6 | 50% | 62 | |
| cho | Chochliki | 1 | 0% | 0 | |
| cho | cho | 9 | 100% | 100 | |
| cho | Chochliki | 3 | 0% | 0 | |
| cho | Choinka | 37 | 5% | 5 | |
| cho | 5. Choinka | 2 | 100% | 100 | |
| cho | Chochlik | pa final 2018 | 29 | 86% | 86 |
| lin | Chodzenie po linie [B] | pa b r5 2022 | 2 | 0% | 20 |
| a5g | Choina z cyferek | 872 | 95% | 97 | |
| cho | Choinka | 57 | 100% | 100 | |
| cho | Choinka | 3 | 66% | 100 | |
| choinka1 | Choinka 1 | Petla Łatwe | 318 | 84% | 86 |
| choinka2 | Choinka 2 | Łatwe | 186 | 76% | 77 |
| choinka3 | Choinka 3 | 58 | 94% | 94 | |
| a5h | Choinka z cyferek | 882 | 95% | 97 |