某岛

… : "…アッカリ~ン . .. . " .. .
September 15, 2021

后缀自动机构造后缀数组

September 13, 2021

树上斜率dp

September 12, 2021

BZOJ 3165. [Heoi2013]Segment

September 11, 2021

BZOJ 3533. [Sdoi2014]向量集

September 10, 2021

Educational Codeforces Round 113

September 9, 2021

SPOJ COT6. Cut on a tree

September 8, 2021

SPOJ COT3