| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| tro | Zadanie Trójkąty | ontak 2009 | 39 | 43% | 65 |
| pej | Zadanie Pejntbrasz | ontak 2008 | 13 | 38% | 65 |
| pod | Task Non-Squarefree Numbers | ontak 2010 | 18 | 61% | 65 |
| sza | Task Chessboard | ontak 2010 | 9 | 55% | 64 |
| hip | Task Hyperclock | ontak 2007 | 16 | 31% | 63 |
| pal | Task Palindromic Equivalence | ontak 2010 | 12 | 50% | 62 |
| cyk | Zadanie Cykl nieparzysty | ontak 2009 | 74 | 58% | 62 |
| mis | Zadanie Misja kosmiczna | ontak 2013 | 37 | 56% | 62 |
| imp | Task Party | ontak 2010 | 5 | 60% | 60 |
| map | Zadanie Mapa | ontak 2008 | 3 | 0% | 59 |
| cze | Zadanie Czekolada | ontak 2011 | 29 | 41% | 59 |
| min | Zadanie Miny | ontak 2013 | 62 | 51% | 59 |
| pla | Zadanie Plan budowy autostrad | ontak 2011 | 11 | 54% | 57 |
| wyc | Task Excursion | ontak 2007 | 8 | 25% | 57 |
| pre | Zadanie Prefikso-sufiksy | ontak 2011 | 25 | 44% | 57 |
| pro | Zadanie Proste | ontak 2008 | 5 | 40% | 56 |
| leo | Task Leonardo's Numbers | ontak 2008 | 26 | 38% | 56 |
| rys | Zadanie Rysunek | ontak 2011 | 7 | 14% | 56 |
| jel | Zadanie Rączy jelonek | ontak 2011 | 11 | 54% | 54 |
| sko | Task Matchings | ontak 2010 | 14 | 21% | 54 |