Problems from KTH Challenge 2015
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| A1 Paper | 7207 | 2221 | 31% | 0.00 | 2206 | 1767 | 80% | 3.4 | ||
| Black Friday | 9645 | 3727 | 39% | 0.00 | 3681 | 3234 | 88% | 2.1 | ||
| Odd Binomial Coefficients | 1506 | 494 | 33% | 0.00 | 357 | 308 | 86% | 3.6 | ||
| Proteins | 229 | 68 | 30% | 0.01 | 69 | 55 | 80% | 6.2 | ||
| Shibuya Crossing | 559 | 170 | 30% | 0.00 | 172 | 126 | 73% | 5.7 | ||
| The Addition Game | 217 | 36 | 17% | 0.00 | 46 | 24 | 52% | 7.1 | ||
| Xortris | 372 | 108 | 29% | 0.00 | 116 | 92 | 79% | 6.8 | ||