Problems from CTU Open 2011
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Ambiguous Result | 296 | 66 | 22% | 0.02 | 97 | 61 | 63% | 7.1 | ||
| Collatz Conjecture | 5936 | 1332 | 22% | 0.00 | 1132 | 917 | 81% | 3.7 | ||
| Domino Tiling | 63 | 22 | 35% | 0.05 | 23 | 15 | 65% | 7.9 | ||
| Intergalactic Mortgage | 594 | 124 | 21% | 0.08 | 108 | 76 | 70% | 6.2 | ||
| Invasion | 871 | 331 | 38% | 0.04 | 127 | 102 | 80% | 5.8 | ||
| Mine the Gradient | 61 | 23 | 38% | 0.11 | 21 | 16 | 76% | 6.5 | ||
| Simple Polygon | 414 | 65 | 16% | 0.23 | 72 | 27 | 38% | 8.6 | ||
| Text Encryption | 1013 | 424 | 42% | 0.00 | 435 | 369 | 85% | 3.2 | ||