| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 530 | P28 NOIP201603海港 | 0 / 0 | (None) | |
| 663 | P152 NOIP201103瑞士轮 | 0 / 0 | (None) | |
| 879 | P368 周末舞会 | 0 / 0 | (None) | |
| 880 | P369 Blah数集 | 0 / 0 | (None) | |
| 883 | P372 取牌游戏 | 0 / 0 | (None) | |
| 893 | P382 解密QQ号 | 0 / 0 | (None) | |
| 1079 | P568 周末舞会 | 0 / 0 | (None) | |
| 1080 | P569 Blah数集 | 0 / 0 | (None) | |
| 1083 | P572 取牌游戏 | 0 / 0 | (None) | |
| 1093 | P582 解密QQ号 | 0 / 0 | (None) | |
| 1131 | P620 小组队列 | 0 / 0 | (None) | |
| 1250 | P739 Pell数列 | 0 / 0 | (None) | |
| 1722 | YJ426 奇怪的电梯 | 0 / 0 | (None) |
By signing up a Hydro universal account, you can submit code and join discussions in all online judging services provided by us.