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| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| cat | cat | 1 | 0% | 0 | |
| cat | Catshock | 10 | 90% | 90 | |
| cat | Cat Exercise | 9 | 100% | 100 | |
| cbur | Bursztyn | 5 | 80% | 95 | |
| cbur | Bursztyn | 40 | 67% | 85 | |
| C | Cenowe Combo | segtree sweep amppz Bardzo trudne | 13 | 23% | 38 |
| cgc | D. CGCDSSQ / Codeforces | 23 | 60% | 71 | |
| chess | chess | 0 | |||
| chess | chess | 0 | |||
| chick | chick | 2 | 100% | 100 | |
| cho | Chochliki | 4 | 0% | 0 | |
| cho | 5. Choinka | 70 | 97% | 97 | |
| cho | Choinka | 55 | 5% | 5 | |
| cho | Chochliki | 2 | 0% | 0 | |
| cho | cho | 33 | 93% | 93 | |
| cho | Chochlik | pa final 2018 | 30 | 83% | 83 |
| lin | Chodzenie po linie [B] | pa b r5 2022 | 3 | 33% | 46 |
| a5g | Choina z cyferek | 1037 | 95% | 97 | |
| cho | Choinka | 156 | 96% | 96 | |
| cho | Choinka | 11 | 81% | 81 |