摘要:
#include #include #define maxlen 100005 using namespace std; int n, m; int u[maxlen], v[maxlen]; int first[maxlen], next1[maxlen]; void dfs() { for (int i = 1; i >n>>m; mm=m; for (int ... 阅读全文
posted @ 2019-05-08 21:14
Coodyzのblog
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