| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| baj | Zadanie Bajtocja | 7 | 14% | 15 | |
| slo | Task Coding of Permutations | 44 | 9% | 15 | |
| ska | Skaczące klocki | 134 | 10% | 15 | |
| ula | Task The Lost Fraction | ontak 2007 | 3 | 0% | 16 |
| mop | Mopadulo [B] | 7 | 14% | 16 | |
| r2e | Kumkwaty | 216 | 4% | 16 | |
| ari | Task An Arithmetic Rectangle | 3 | 0% | 16 | |
| lus | Task Mirror Trap | oi 12 e3 d2 | 9 | 11% | 16 |
| tek | Tekstówka [A] | pa 2020 a r4 | 7 | 14% | 17 |
| nie | Zadanie Nieokiełzane drzewo | ontak 2008 | 2 | 0% | 18 |
| szy | Zadanie Szyfry | ontak 2013 | 11 | 0% | 18 |
| fl2 | Fulle 2 | 50 | 18% | 19 | |
| cia | Zadanie Ciągi [A] | pa 2014 r5 a | 5 | 20% | 20 |
| ukk | Układanie kart | 19 | 5% | 20 | |
| son | Sonda [A] | pa r5 a 2019 | 2 | 0% | 20 |
| pin | Task PIN | 2 | 0% | 20 | |
| kos | [X] Koszmarne Karty | 5 | 20% | 20 | |
| prz | Zadanie Przedziały | ontak 2008 | 5 | 20% | 20 |
| fib | Task Fibonacci Words | pa 2006 r6 | 5 | 20% | 20 |
| V | Promieniowanie UV 2 | 1 | 0% | 21 |