| # | Contest Name | Solved/Time | Hack Attempt | Rank | Rating | Rating change |
| 4 | 2016 Astar Contest - Round 2A | 0 / 00:00:00 | +0/-0 | 1337 | 1259 | -191 |
| 3 | 2015 Astar Contest - Round 3 | 1 / 01:32:33 | +0/-0 | 572 | 1450 | -80 |
| 2 | 2015 Astar Contest - Round 2B | 3 / 06:12:28 | +0/-0 | 386 | 1530 | +241 |
| 1 | 2015 Astar Contest - Round 2A | 0 / 00:00:00 | +0/-0 | 1048 | 1289 | -211 |