English
| ID | Nazwa | Znaczniki | Zgłosiło | %Rozwiązało | Średnio |
|---|---|---|---|---|---|
| ci | Ciężarówki | 1 | 0% | 40 | |
| cie | Ciężarówki | oig 15 e3 | 85 | 25% | 48 |
| cie | Ciężarówki II | oig e3 16 | 125 | 84% | 87 |
| cie | Ciężarówki III | oig e3 d1 18 | 233 | 89% | 93 |
| CIG | Ciag | 3 | 66% | 86 | |
| CIG | Kółeczka | 4 | 75% | 95 | |
| cipher | cipher | 3 | 33% | 58 | |
| cipher | cipher | 1 | 100% | 100 | |
| ciu | Ciuchcia | 390 | 87% | 91 | |
| climb | climb | 1 | 100% | 100 | |
| clo | Cloud computing | ceoi 2018 d1 | 87 | 73% | 85 |
| clc | Clumsy Cows / USACO Silver | 10 | 90% | 97 | |
| mam | C. Maximum Median / Codeforces | 16 | 87% | 95 | |
| cmo | Ciąg monotoniczny | 15 | 73% | 86 | |
| collect | collect | 1 | 0% | 98 | |
| com | Co ma babcia Bajtazara do darmowego kebaba? | lis dp Trudne | 454 | 75% | 79 |
| compare | compare | 1 | 100% | 100 | |
| cw1 | Co na wejściu? | 368 | 64% | 93 | |
| coa | Concatenation of Arrays / Codeforces / C | 6 | 50% | 63 | |
| connect | connect | 1 | 100% | 100 |