摘要: ```cpp #include #include using namespace std; const int N = 100010,M = 30; int n,m; int w[N]; vector g[N]; int f[N][M],ans[N][M]; void DP1 (int u,int 阅读全文
posted @ 2023-07-06 21:24 incra 阅读(25) 评论(0) 推荐(0)