| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 847 | Z080 [SCOI2011]地板 | 1 / 1 | 10 | |
| 848 | Z081 [SCOI2012]喵星人的入侵 | 0 / 0 | (None) | |
| 849 | Z082 [CQOI2016]手机号码 | 1 / 2 | 10 | |
| 850 | Z083 [SDOI2010]代码拍卖会 | 0 / 0 | (None) | |
| 851 | Z084 [SHOI2014] 概率充电器 | 0 / 0 | (None) | |
| 852 | Z085 [SCOI2010]股票交易 | 0 / 0 | (None) | |
| 853 | Z086 [NOI2009] 诗人小G | 0 / 5 | 10 | |
| 854 | Z087 [APIO2010] 特别行动队 | 0 / 0 | (None) | |
| 855 | Z088 [USACO15FEB]Cow Hopscotch G | 0 / 0 | (None) | |
| 856 | Z089 [USACO07NOV]Cow Relays G | 0 / 0 | (None) | |
| 857 | Z090 [COCI2011-2012#6] KOŠARE | 0 / 0 | (None) | |
| 871 | Z091 有趣的数列 | 0 / 0 | (None) | |
| 872 | Z092 [HNOI2013]数列 | 0 / 0 | (None) |
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