Problems from KTH CSC Popup spring 2013
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Fenwick Tree | 7861 | 2066 | 26% | 0.67 | 1192 | 912 | 77% | 4.3 | ||
| Linear Recurrences | 903 | 393 | 44% | 0.06 | 147 | 126 | 86% | 4.5 | ||
| Union-Find | 12837 | 4069 | 32% | 0.04 | 1823 | 1361 | 75% | 5.0 | ||