| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 844 | NOIPS2007D 树网的核 | 1 / 2 | 10 | |
| 732 | P732 谷仓染色 | 11 / 63 | 8 | |
| 837 | Z071 树上染色 | 3 / 3 | 10 | |
| 838 | Z072 [NOI2011] 道路修建 | 3 / 6 | 10 | |
| 842 | Z076 [HNOI2003]消防局的设立 | 2 / 2 | 10 | |
| 843 | Z077 [JLOI2016/SHOI2016]侦察守卫 | 0 / 0 | (None) | |
| 845 | Z078 [ZJOI2008] 骑士 | 0 / 0 | (None) | |
| 846 | Z079 [IOI2005]Riv 河流 | 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.