Harulun's favorites
| # | Problem |
|---|---|
| 9718 | OMC219(B) |
| 8693 | OMCE002(C) |
| 6749 | OMCE002(A) |
| 3453 | OMC209(H) |
| 8663 | OMCB007(D) |
| 8442 | OMCB007(F) |
| 6204 | OMC218(D) |
| 5043 | OMC218(C) |
| 227 | OMC030(C) |
| 8139 | OMCB006(G) |
| 8771 | OMC217(C) |
| 10031 | OMC215(H) |
| 5408 | OMCB005(H) |
| 3423 | OMCB005(G) |
| 5198 | OMCB005(E) |