polski
| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| kas | Zadanie Kasztany | 2989 | 76% | 93 | |
| keb | Zadanie Kebab | ontak 2013 | 59 | 74% | 80 |
| kin | Zadanie Kinoman | oi 22 e1 | 489 | 69% | 78 |
| kla | Zadanie Klasy | oig 3 e1 | 208 | 65% | 71 |
| kla | Task Keyboard | ontak 2010 | 2 | 100% | 100 |
| kli | Task Cliquers [A] | pa 2008 r5 a | 11 | 45% | 53 |
| kon | Task Cliquers Strike Back [A] | pa 2008 r6 a | 5 | 40% | 42 |
| klo | Zadanie Klocki | oig 3 e3 | 435 | 66% | 76 |
| klo | Task Bricks | oi 21 e1 | 104 | 33% | 63 |
| klo | Task Blocks | oi 17 e2 d1 | 278 | 60% | 74 |
| klo | Zadanie Klocki | ontak 2008 | 0 | ||
| klp | Zadanie Klocki powracają | ontak 2008 | 8 | 62% | 76 |
| klr | Zadanie Klocki reaktywacja | ontak 2008 | 0 | ||
| kpk | Task The Right-Turn Drivers' Club | oi 2 e2 d0 | 129 | 79% | 92 |
| klu | Task Sport Clubs [A] | pa 2007 r4 a | 5 | 40% | 58 |
| kns | Task (K,N)-knight [B] | pa 2009 r2 b | 79 | 58% | 61 |
| koc | Task Blankets | amppz 2013 | 25 | 52% | 83 |
| kod | Task The Code | oi 16 e3 d2 | 6 | 33% | 58 |
| kod | Task Code | oi 7 e2 d2 | 58 | 89% | 93 |
| kod | Task Coding of Permutations | oi 2 e3 d0 | 221 | 75% | 85 |