| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 11524 | P11819 [PA 2019 Final] Floyd-Warshall | 0 / 0 | 6 | |
| 11657 | P11831 [省选联考 2025] 追忆 | 0 / 0 | 7 | |
| 11722 | P11903 [NHSPC 2023] B. 人工智慧模擬 | 0 / 0 | 4 | |
| 11709 | P11911 [PA 2025] 集合 1 / Zbiory 1 | 0 / 0 | 3 | |
| 11842 | P12044 [USTCPC 2025] Algorithm Duel | 0 / 0 | 6 | |
| 12034 | P12136 [蓝桥杯 2025 省 B] 生产车间 | 0 / 0 | 4 | |
| 12146 | P12250 [科大国创杯初中组 2025] 旅行 | 0 / 0 | 5 | |
| 13382 | P13377 [GCJ 2011 #2] A.I. War | 0 / 0 | 5 | |
| 13119 | P13497 【MX-X14-T7】墓碑密码 | 0 / 0 | 7 | |
| 13010 | P13681 [IAMOI R2] 逻辑推理 | 0 / 0 | 6 | |
| 13797 | P13848 [CERC 2023] Drying Laundry | 0 / 0 | 5 | |
| 13941 | P13999 [eJOI 2025] Collecting Diamonds | 0 / 0 | 5 |
By signing up a HFOJ universal account, you can submit code and join discussions in all online judging services provided by us.