| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| lip | Zadanie Liczby parzyste | 1036 | 95% | 95 | |
| lii | Task Professor Laugh's Numbers | pa 2006 r6 | 8 | 37% | 52 |
| lic | Task Numerals of Przesmyks | oi 10 e1 | 7 | 42% | 60 |
| lic | Task Coprime Numbers | pa 2011 final | 59 | 30% | 46 |
| foo | Task Football League | 1 | 0% | 0 | |
| lin | Zadanie Linie autobusowe | pa 2005 r3 | 37 | 48% | 76 |
| lin | Task Linear Garden | 11 | 81% | 90 | |
| b | Zadanie LinkNet | pa 2002 r1 | 25 | 68% | 75 |
| lis | Zadanie Lista | oig 2 e2 d0 | 345 | 56% | 75 |
| lis | Task The Postman | oi 13 e2 d2 | 30 | 70% | 78 |
| lis | Zadanie Listonosze | ontak 2009 | 6 | 16% | 65 |
| lit | Task Letters | oi 19 e1 | 662 | 75% | 80 |
| liz | Task Lollipop | oi 18 e1 | 1047 | 65% | 74 |
| lod | Task Ice rink | oi 6 e2 d2 | 15 | 20% | 31 |
| log | Zadanie Logistyka | oi 22 e2 d0 | 269 | 70% | 82 |
| log | Zadanie Logistyka | 7 | 100% | 100 | |
| mat | Task Matching | 16 | 31% | 71 | |
| log | Zadanie Logo | pa 2002-2 r5 | 2 | 50% | 50 |
| lol | Task Lollobrigida | oi 7 e3 d0 | 63 | 79% | 84 |
| los | Zadanie Losy | ilocamp 2011 | 100 | 65% | 77 |