Problems from KTH Challenge 2015
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| A1 Paper | 4771 | 1407 | 29% | 0.00 | 1390 | 1107 | 80% | 3.5 | ||
| Black Friday | 6292 | 2453 | 39% | 0.00 | 2445 | 2130 | 87% | 2.3 | ||
| Odd Binomial Coefficients | 1265 | 396 | 31% | 0.00 | 260 | 224 | 86% | 3.4 | ||
| Proteins | 171 | 54 | 32% | 0.01 | 55 | 43 | 78% | 6.0 | ||
| Shibuya Crossing | 359 | 113 | 31% | 0.00 | 105 | 79 | 75% | 5.5 | ||
| The Addition Game | 171 | 27 | 16% | 0.00 | 34 | 15 | 44% | 9.0 | ||
| Xortris | 204 | 64 | 31% | 0.00 | 73 | 58 | 79% | 5.8 | ||