| # | ID | Name | Difficulty | Solver |
|---|---|---|---|---|
| 1 | abc229_a | A. First Grid | -721 | 12333 |
| 2 | abc215_c | C. One More aab aba baa | 76 | 12767 |
| 3 | abc320_d | D. Relative Position | 873 | 7006 |
| 4 | abc138_d | D. Ki | 920 | 11286 |
| 5 | abc284_e | E. Count Simple Paths | 1043 | 6417 |
| 6 | abc075_c | C. Bridge | 1067 | 8944 |
| 7 | abc146_d | D. Coloring Edges on Tree | 1192 | 6724 |
| 8 | abc054_c | C. One-stroke Path | 1244 | 10075 |
| 9 | agc035_b | B. Even Degrees | 2039 | 1694 |
| 10 | abc306_g | G. Return to 1 | 2563 | 639 |
| 11 | joi2007yo_f | F. 通学経路 | null | 1388 |