| 難易度 | 問題名 | 出典 | 解いた人数 |
|---|---|---|---|
| 400 | Count the Regions (☆☆) | アジア地区予選2013C | 252 |
| 投票者 | 難易度/推薦 | 投票理由 |
|---|---|---|
| @m_99kyopro | 350 | (2020-10-05 16:30:17) |
| @jupijupi111 | 350 | (2020-08-30 17:56:05) |
| @kyort0n | 450 | (2020-06-28 16:34:48) |
| @mistterpp | 350 | (2019-08-30 20:54:32) |
| @C7C7LL | 400 | (2017-12-21 12:11:30) |
| @yurahuna | ? (☆) | (2016-11-04 22:08:45) |
| @square1002001 | 350 (☆) | (Imported) 325 ☆ (2016-08-15 13:15:54) |
| @Darsein | 400 | (Imported) 400 (2016-08-15 07:00:09) |
| @Mi_Sawa | 400 | (Imported) 400 (2016-08-15 07:00:09) |
| @hama_du | 400 | (Imported) 400 (2016-08-15 07:00:09) |
| @1_000_000_007 | 450 | (Imported) 450 (2016-08-15 07:00:09) |
| @lyoz | 350 | (Imported) 350 (2016-08-15 07:00:09) |
| @osa_k | 400 | (Imported) 400 (2016-08-15 07:00:09) |
| @asi1024 | 400 | (Imported) 400 (2016-08-15 07:00:09) |