poinsettia's editorials
| # | Problem |
|---|---|
| 170 | OMC132(E) |
| 171 | OMC046(F) |
| 172 | OMC098(E) |
| 173 | OMC112(B) |
| 175 | OMC016(C) |
| 176 | OMC133(F) |
| 180 | OMC062(B) |
| 199 | OMC145(F) |
| 201 | OMC148(D) |
| 204 | OMC082(F) |
| 252 | OMC170(E) |
| 294 | OMC180(B) |
| 314 | OMC183(F) |
| 389 | OMC200(F) |
| 430 | OMC210(D) |
| 578 | 矢上杯2023(K) |
| 579 | OMC186(E) |
| 681 | OMC192(F) |
| 764 | OMCE011(E) |
| 997 | OMCB050(H) |
| 1073 | OMCB055(G) |
| 1101 | OMCE019(F) |