| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| add | Task Addon | oi 4 e2 d1 | 86 | 65% | 90 |
| ana | Podział na anagramy | oi 32 e2 d1 | 172 | 71% | 77 |
| ant | Task Antisymmetry | oi 17 e2 d0 | 245 | 72% | 84 |
| arc | Architekci | stl inter oi 16 e2 d2 Medium | 254 | 57% | 63 |
| ark | Arkanoid | impl math oi 23 e2 d2 Very Hard | 127 | 34% | 48 |
| aut | Task Motorways | oi 10 e2 d1 | 130 | 33% | 60 |
| aut | Task Automorphisms | oi 7 e2 d1 | 58 | 43% | 65 |
| baj | Task The Walk of Bytie-boy | oi 16 e2 d1 | 81 | 48% | 68 |
| ban | Task Bank Notes | oi 12 e2 d1 | 377 | 64% | 82 |
| bbb | Task BBB | oi 15 e2 d1 | 208 | 72% | 78 |
| bit | Task Bitmap | oi 6 e2 d2 | 644 | 86% | 89 |
| blo | Task Blockade | oi 15 e2 d0 | 425 | 81% | 84 |
| bon | Task Vouchers | oi 19 e2 d1 | 687 | 77% | 88 |
| bra | Task Gates | oi 11 e2 d1 | 48 | 52% | 81 |
| cho | Task Hamsters | oi 17 e2 d1 | 234 | 74% | 83 |
| cia | Ciąg binarny | oi 31 e2 d2 | 123 | 37% | 61 |
| cyk | Przesunięcie cykliczne | oi 26 e2 d2 | 278 | 54% | 63 |
| czw | Drzewo czwórkowe | oi 27 e2 d1 | 231 | 43% | 57 |
| dro | Drogi rowerowe | scc trees dfs oi 25 e2 d1 Medium | 1146 | 84% | 89 |
| dro | Drogi zmiennokierunkowe | oi 23 e2 d1 | 673 | 66% | 75 |