Problems from KTH CSC Popup spring 2013
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Fenwick Tree | 9395 | 2529 | 27% | 0.61 | 1448 | 1129 | 78% | 4.4 | ||
| Linear Recurrences | 964 | 419 | 43% | 0.06 | 168 | 143 | 85% | 5.0 | ||
| Union-Find | 15924 | 4894 | 31% | 0.04 | 2251 | 1676 | 74% | 5.1 | ||