Problems from KTH CSC Popup spring 2013
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Fenwick Tree | 8489 | 2273 | 27% | 0.67 | 1304 | 1006 | 77% | 4.2 | ||
| Linear Recurrences | 918 | 403 | 44% | 0.06 | 156 | 135 | 87% | 4.4 | ||
| Union-Find | 14127 | 4401 | 31% | 0.04 | 2022 | 1496 | 74% | 5.2 | ||