| Tên kỳ thi | Thời gian bắt đầu | Thời gian kết thúc | Thông tin |
|---|---|---|---|
| K28 Beginner Contest 19 Đã thi xong |
2022-11-23 17:40:06 | 2022-11-29 7:00:00 | |
| K28 Beginner Contest 18 Đã thi xong |
2022-11-22 15:58:19 | 2022-11-29 7:58:19 | |
| K28 Beginner Contest 17 Đã thi xong |
2022-11-21 9:58:31 | 2022-11-30 9:58:31 | |
| K28 Beginner Contest 16 Đã thi xong |
2022-11-14 17:04:07 | 2022-11-30 17:04:07 | |
| K28 Beginner Contest 15 Đã thi xong |
2022-11-13 11:38:27 | 2022-11-29 7:00:00 | |
| K28 Beginner Contest 14 Đã thi xong |
2022-11-10 15:40:44 | 2023-01-31 19:40:44 | |
| K28 Beginner Contest 13 Đã thi xong |
2022-11-10 3:21:22 | 2022-11-20 3:21:22 | |
| K28 Beginner Contest 12 Đã thi xong |
2022-11-09 2:20:04 | 2022-11-20 2:20:04 | |
| K28 Beginner Contest 11 Đã thi xong |
2022-11-09 2:10:47 | 2022-11-17 2:10:47 | |
| K28 Beginner Contest 10 Đã thi xong |
2022-11-08 17:41:37 | 2022-11-15 17:41:37 |
