摘要:
#include<cstdio>#include<ctime>#include<iostream>#include<algorithm> using namespace std; int n,m,q,father[20005],x,y,r1,r2; int find(int x){ while(fa 阅读全文
摘要:
#include<cstdio>#include<ctime>#include<iostream>#include<algorithm> using namespace std; int n,m,q,father[20005],x,y,r1,r2; int find(int x){ while(fa 阅读全文