| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| prz | Przedszkole | oi e1 27 | 95 | 30% | 46 |
| wca | Wcale nie Nim | oi 23 e2 d2 | 303 | 30% | 39 |
| prz | Task Algorithm Speedup | oi 16 e1 | 10 | 30% | 42 |
| tur | Turystyka | oi 21 e3 d1 | 41 | 29% | 43 |
| drz | Drzewa | oi 14 e1 | 21 | 28% | 55 |
| sta | Stacje benzynowe | oi 31 e3 d0 | 22 | 27% | 33 |
| sup | Task Superknight | oi 9 e1 | 44 | 27% | 51 |
| zap | Task Queries | oi 14 e1 | 68 | 27% | 47 |
| imp | Impreza | oi 32 e3 d1 | 66 | 27% | 48 |
| lus | Task Mirror Trap | oi 12 e3 d2 | 11 | 27% | 31 |
| kom | Liczby kompletne | oi 25 e3 d1 | 283 | 26% | 69 |
| atr | Task Tourist Attractions | oi 14 e1 | 67 | 25% | 55 |
| abs | Task AB-words | oi 5 e1 | 8 | 25% | 67 |
| rak | Task Rockets | oi 6 e2 d0 | 25 | 24% | 52 |
| wyk | Task Plot | oi 18 e1 | 17 | 23% | 62 |
| lic | Licytacje | oi 33 e3 d1 | 17 | 23% | 59 |
| zam | Zadanie Zamek | oi 3 e1 | 18 | 22% | 31 |
| jaj | Jajka | oi 7 e3 d1 | 32 | 21% | 33 |
| kas | Kasyno | oi 32 e1 | 114 | 20% | 59 |
| kol | Kolej | oi 17 e1 | 234 | 19% | 24 |