Problems from KTH Challenge 2015
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| A1 Paper | 3889 | 1157 | 30% | 0.00 | 1132 | 891 | 79% | 3.8 | ||
| Black Friday | 5696 | 2181 | 38% | 0.00 | 2177 | 1893 | 87% | 2.2 | ||
| Odd Binomial Coefficients | 1202 | 360 | 30% | 0.00 | 230 | 195 | 85% | 3.5 | ||
| Proteins | 154 | 50 | 32% | 0.01 | 49 | 39 | 80% | 5.7 | ||
| Shibuya Crossing | 317 | 103 | 32% | 0.00 | 92 | 71 | 77% | 5.6 | ||
| The Addition Game | 158 | 19 | 12% | 0.00 | 31 | 13 | 42% | 9.2 | ||
| Xortris | 190 | 57 | 30% | 0.00 | 65 | 51 | 78% | 6.1 | ||