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| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| cat | Cat Exercise | 8 | 100% | 100 | |
| cat | cat | 1 | 0% | 0 | |
| cbur | Bursztyn | 37 | 70% | 84 | |
| cbur | Bursztyn | 5 | 80% | 95 | |
| C | Cenowe Combo | segtree sweep amppz Bardzo trudne | 12 | 25% | 40 |
| cez | Automatyczny Cezar | 0 | |||
| cgc | D. CGCDSSQ / Codeforces | 22 | 63% | 72 | |
| chess | chess | 0 | |||
| chess | chess | 0 | |||
| chick | chick | 2 | 100% | 100 | |
| cho | Choinka | 51 | 5% | 5 | |
| cho | 5. Choinka | 66 | 95% | 95 | |
| cho | Chochliki | 3 | 0% | 0 | |
| cho | cho | 28 | 96% | 96 | |
| cho | Chochliki | 1 | 0% | 0 | |
| cho | Chochlik | pa final 2018 | 29 | 86% | 86 |
| lin | Chodzenie po linie [B] | pa b r5 2022 | 3 | 33% | 46 |
| a5g | Choina z cyferek | 1030 | 95% | 97 | |
| cho | Choinka | 130 | 96% | 96 | |
| cho | Choinka | 9 | 77% | 77 |