摘要: #include<vector> using namespace std; typedef unsigned long long ull; struct Bitset{ size_t siz=0; vector<ull> x; inline void init(size_t SIZ){siz=SIZ 阅读全文
posted @ 2025-10-16 16:57 headless_piston 阅读(13) 评论(0) 推荐(1)