| ID | Name | Tags | Submitters | % Correct | Average |
|---|---|---|---|---|---|
| wag | Task Quaternary Balance | oi 14 e3 d2 | 13 | 69% | 73 |
| zap | Task Queries | oi 14 e1 | 66 | 25% | 46 |
| zap | Task Queries | 82 | 18% | 66 | |
| pyt | Task Questions [A] | 5 | 40% | 72 | |
| pyt | Task Questions [A] | pa 2008 r5 a | 3 | 33% | 63 |
| kro | Task Rabbits | amppz 2012 | 22 | 59% | 67 |
| kro | Task Rabbits | 8 | 62% | 77 | |
| mit | Task Races | 4 | 25% | 92 | |
| mit | Task Races | ontak 2007 | 4 | 75% | 97 |
| kol | Task Railway | oi 14 e3 d0 | 21 | 33% | 51 |
| kol | Task Railway | 7 | 42% | 75 | |
| kol | Task Railways | oi 9 e1 | 733 | 78% | 88 |
| kol | Task Railways | 66 | 77% | 89 | |
| rai | Task Raisins | 12 | 75% | 78 | |
| rai | Task Raisins | ioi 2009 d1 | 8 | 100% | 100 |
| raj | Task Rally | 133 | 84% | 90 | |
| raj | Task Rally | oi 21 e2 d2 | 345 | 66% | 77 |
| odb | Task Reconstruction of Byteland | pa 2008 final | 24 | 45% | 67 |
| odb | Task Reconstruction of Byteland | 14 | 50% | 68 | |
| pro | Task Rectangles | pa 2009 trial | 291 | 83% | 87 |