Ken_Ken_'s favorites
| # | Problem |
|---|---|
| 10556 | OMC246(B) |
| 12199 | OMC256(C) |
| 10833 | OMC255(D) |
| 12634 | OMC250(C) |
| 13991 | OMC251(C) |
| 11966 | OMC247(D) |
| 11509 | OMC246(A) |
| 10955 | OMCB037(D) |
| 12140 | OMCB051(F) |
| 11468 | OMC237(B) |
| 13178 | OMCB058(F) |
| 15340 | OMC265(B) |
| 13629 | OMCB059(C) |
| 13068 | OMCB058(E) |
| 10576 | OMC254(D) |