BAKATAN's problems
| # | タイトル | Point | diff |
|---|---|---|---|
| 2812 | OMC084(A) | 100 | 50 |
| 4444 | OMC113(B) | 200 | 1014 |
| 4892 | OMC132(A) | 100 | 0 |
| 4795 | OMC132(B) | 200 | 225 |
| 4442 | OMC140(A) | 100 | 104 |
| 4885 | OMC161(B) | 100 | 310 |
| 4875 | OMC189(A) | 100 | 54 |
| 4886 | OMC195(A) | 100 | 129 |
| 3989 | OMC195(E) | 300 | 1593 |
| 4884 | OMC197(A) | 100 | 14 |
| 4879 | OMC197(B) | 100 | 569 |
| 4248 | OMC203(A) | 100 | 563 |
| 4880 | OMCB004(B) | 100 | 172 |
| 5163 | OMCB015(E) | 200 | 936 |
| 4256 | OMCB020(D) | 200 | 599 |
| 5027 | OMCB020(F) | 200 | 803 |