| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 4775 | P1168A Increasing by Modulo | 0 / 0 | (None) | |
| 4776 | P1168C And Reachability | 0 / 0 | (None) | |
| 4777 | P1168D Anagram Paths | 0 / 0 | (None) | |
| 215 | P1169 [NOIP1998]拼数 | 1 / 1 | 4 | |
| 4778 | P1169A Circle Metro | 0 / 0 | (None) | |
| 173 | P1170 期末考试 | 0 / 0 | (None) | |
| 4779 | P1170A Three Integers Again | 0 / 0 | (None) | |
| 4780 | P1170C Minus and Minus Give Plus | 0 / 0 | (None) | |
| 4781 | P1170E Sliding Doors | 0 / 0 | (None) | |
| 4782 | P1170G Graph Decomposition | 0 / 0 | (None) | |
| 4783 | P1170I Good Subsets | 0 / 0 | (None) | |
| 177 | P1171 简单的二分查找 | 20 / 165 | 8 | |
| 252 | P1172 「NOIP2015」跳石头 | 49 / 244 | 4 | |
| 4784 | P1172A Nauuo and Cards | 0 / 0 | (None) | |
| 4785 | P1172C1 Nauuo and Pictures (easy version) | 0 / 0 | (None) | |
| 4786 | P1172C2 Nauuo and Pictures (hard version) | 0 / 0 | (None) | |
| 4787 | P1172E Nauuo and ODT | 0 / 0 | (None) | |
| 265 | P1173 A.我只知道,在我心里,比起这个世界,你更重要! | 143 / 1191 | 8 | |
| 4788 | P1173A Nauuo and Votes | 1 / 1 | 10 | |
| 266 | P1174 B.为世界上所有的美好而战 | 148 / 326 | 4 |
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