Past Contests
| 名前 | 開始時刻 | 時間 | Rated |
|---|---|---|---|
| ◉ OMC092 (for beginners) | 2022-05-25 (Wed) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC091 | 2022-05-19 (Thu) 21:00 | 80 分 | 0 - 1999 |
| ◉ OMC090 (for beginners) | 2022-05-17 (Tue) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC089 | 2022-05-11 (Wed) 21:00 | 100 分 | 0 - 1999 |
| ◉ OMC088 (for beginners) | 2022-05-09 (Mon) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC087 (Mathpedia杯) | 2022-05-05 (Thu) 21:00 | 135 分 | 800 - 9999 |
| ◉ 第25回灘中入試模試 | 2022-05-02 (Mon) 09:00 | 1860 分 | Unrated |
| ◉ OMC086 (for beginners) | 2022-04-25 (Mon) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC085 | 2022-04-21 (Thu) 21:00 | 80 分 | 0 - 1999 |
| ◉ OMC084 (for beginners) | 2022-04-19 (Tue) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC083 | 2022-04-13 (Wed) 21:00 | 100 分 | 0 - 1999 |
| ◉ OMC082 (for beginners) | 2022-04-10 (Sun) 15:00 | 60 分 | 0 - 1199 |
| ◉ OMC081 (for experts) | 2022-04-06 (Wed) 21:00 | 150 分 | 800 - 9999 |
| ◉ OMC080 (for beginners) | 2022-04-04 (Mon) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC079 | 2022-03-31 (Thu) 21:00 | 100 分 | 0 - 1999 |
| ◉ OMC078 (for beginners) | 2022-03-29 (Tue) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC077 | 2022-03-27 (Sun) 10:00 | 80 分 | 0 - 1999 |
| ◉ OMC076 (for beginners) | 2022-03-23 (Wed) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC075 (for beginners) | 2022-03-20 (Sun) 15:00 | 60 分 | 0 - 1199 |
| ◉ OMC074 (for experts) | 2022-03-15 (Tue) 21:00 | 135 分 | 800 - 9999 |
| ◉ OMC073 | 2022-03-10 (Thu) 21:00 | 100 分 | 0 - 1999 |
| ◉ OMC072 (for beginners) | 2022-03-07 (Mon) 21:00 | 60 分 | 0 - 1199 |
| ◉ OMC071 | 2022-03-02 (Wed) 21:00 | 80 分 | 0 - 1999 |
| ◉ OMC070 (for beginners) | 2022-02-27 (Sun) 10:00 | 60 分 | 0 - 1199 |
| ◉ OMC069 (for experts) | 2022-02-24 (Thu) 21:00 | 150 分 | 800 - 9999 |