| Week | Tag | Solved problem | Attendee |
|---|---|---|---|
| 1 | Brute force | 1018 2231 2789 7568 1436 | hyuno minju |
| 2 | Data structure | 1158 1874 2504 | hyuno minju sujin |
| 3 | Data structure | 1966 5430 11286 | hyuno minju |
| 4 | Tree | 11725 5639 1967 | hyuno |
| 5 | Greedy | 11508 21758 2285 | hyuno |
| 6 | Dynamic Programming | 1463 15486 1106 | hyuno minju |
| 7 | Dynamic Programming | 2839 2579 2225 | hyuno |
| 8 | Implementation | 17413 2615 14719 |