Problems from 2015 Southeast USA Regionals Division 1
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Airports | 486 | 150 | 31% | 0.11 | 130 | 94 | 72% | 6.4 | ||
| Checkers | 175 | 29 | 17% | 0.00 | 64 | 26 | 41% | 7.9 | ||
| Coverage | 125 | 25 | 20% | 0.04 | 32 | 21 | 66% | 7.2 | ||
| Gears | 221 | 106 | 48% | 0.00 | 114 | 100 | 88% | 3.6 | ||
| Grid | 4409 | 1698 | 39% | 0.01 | 1212 | 1054 | 87% | 2.8 | ||
| Hilbert Sort | 260 | 68 | 26% | 0.04 | 74 | 57 | 77% | 7.3 | ||
| Racing Gems | 119 | 48 | 40% | 0.03 | 53 | 39 | 74% | 6.3 | ||
| Simplicity | 2056 | 837 | 41% | 0.00 | 803 | 705 | 88% | 2.5 | ||
| Weightlifting | 152 | 62 | 41% | 0.00 | 44 | 39 | 89% | 5.1 | ||