| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 375 | P1379 八数码难题 | 4 / 6 | 4 | |
| 1316 | P2324 [SCOI2005] 骑士精神 | 0 / 0 | 5 | |
| 1958 | P2901 [USACO08MAR] Cow Jogging G | 0 / 0 | 5 | |
| 3429 | P4467 [SCOI2007] k短路 | 0 / 0 | 6 |
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