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% | 7.5 | ||
| Ocean Currents | 775 | 271 | 35% | 0.17 | 209 | 179 | 86% | 5.0 | ||
| Scrolling Sign | 874 | 416 | 48% | 0.00 | 416 | 373 | 90% | 2.9 | ||
| Unique Snowflakes | 3399 | 939 | 28% | 0.02 | 724 | 586 | 81% | 4.4 | ||
| Zerg Rush!!! | 106 | 13 | 12% | 0.28 | 17 | 11 | 65% | 7.6 | ||