Problems by Richard Peng
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| Colliding Traffic | 729 | 101 | 14% | 0.01 | 89 | 64 | 72% | 7.4 | ||
| Ocean Currents | 743 | 261 | 35% | 0.17 | 202 | 173 | 86% | 5.0 | ||
| Scrolling Sign | 740 | 343 | 46% | 0.00 | 344 | 305 | 89% | 3.1 | ||
| Unique Snowflakes | 3186 | 891 | 28% | 0.02 | 673 | 549 | 82% | 4.2 | ||
| Zerg Rush!!! | 106 | 13 | 12% | 0.28 | 17 | 11 | 65% | 7.6 | ||