hinata_hajime:
博客地址:https://www.cnblogs.com/a249189046/
hinata_hajime:
博客地址:https://www.cnblogs.com/a249189046/
2017 ICPC 西安站现场赛 A.XOR (线段树+线性基)
2018年四校联合周赛-第二场 B.异或和问题(二维树状数组)
Codeforces Round #468 (Div. 2, based on Technocup 2018 Final Round) D. Peculiar apple-tree
CodeForces - 55D Beautiful numbers (数位DP)
Codeforces Round #106 (Div. 2) Coloring Brackets(区间DP)