Problems from KTH CSC Popup spring 2013
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Fenwick Tree | 6351 | 1658 | 26% | 0.67 | 948 | 705 | 74% | 4.6 | ||
| Linear Recurrences | 498 | 261 | 52% | 0.06 | 102 | 90 | 88% | 5.3 | ||
| Union-Find | 10627 | 3292 | 31% | 0.04 | 1515 | 1105 | 73% | 4.9 | ||