2026
11
- 题解：P12844 [蓝桥杯 2025 国 A] 树 题解：AT_abc417_d [ABC417D] Takahashi Expectation 题解：AT_abc221_f [ABC221F] Diameter set 题解：CF1070C Cloud Computing 题解：CF1227D2 Optimal Subsequences (Hard Version) 题解：CF1881G Anya and the Mysterious String 题解：AT_abc314_e [ABC314E] Roulettes 题解：P13902 「KFCOI Round
- NOI-- 2025 游记 题解：P7707 「Wdsr-2.7」百花齐放的太阳花田 杂题选讲