polski
| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| czr | Ciężarówka | 82 | 98% | 98 | |
| cie | Ciężarówki | oig 15 e3 | 96 | 29% | 51 |
| ci | Ciężarówki | 1 | 0% | 40 | |
| cie | Trucks II | oig e3 16 | 146 | 83% | 86 |
| cie | Ciężarówki III | oig e3 d1 18 | 262 | 90% | 93 |
| CIG | Ciag | 4 | 50% | 85 | |
| CIG | Kółeczka | 4 | 75% | 95 | |
| cipher | cipher | 3 | 33% | 58 | |
| cipher | cipher | 1 | 100% | 100 | |
| ciu | Ciuchcia | 396 | 88% | 91 | |
| csh | Clash! | 15 | 73% | 75 | |
| 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 | 17 | 82% | 89 | |
| cmo | Ciąg monotoniczny | 16 | 75% | 86 | |
| collect | collect | 1 | 0% | 98 | |
| com | Co ma babcia Bajtazara do darmowego kebaba? | lis dp Hard | 489 | 77% | 81 |
| compare | compare | 1 | 100% | 100 | |
| cw1 | Co na wejściu? | 389 | 66% | 93 |