qq_37919863的博客

#include #include #include #include #include #include using namespace std; const int maxn=400+5; const int inf=9999999; struct edge{int to,cap,rev;}; vectorg[maxn]; int level[maxn]={},iter[maxn]

转载：http://wangmingxuan.cn/?post=56 std::ostream& operator<<(std::ostream& os, __int128 t) { if (t==0) return os << "0"; if (t<0) { os<<"-"; t=-t; } int a[50],ai=0;