Problems from KTH CSC Popup spring 2013
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Fenwick Tree | 7467 | 1965 | 26% | 0.67 | 1113 | 842 | 76% | 4.6 | ||
| Linear Recurrences | 874 | 381 | 44% | 0.06 | 139 | 118 | 85% | 4.6 | ||
| Union-Find | 12344 | 3935 | 32% | 0.04 | 1750 | 1305 | 75% | 5.1 | ||