#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,m,k,x,y;//n£ºÐÐ m£ºÁÐ x y:ÔÚÐýת45¶ÈºóµÄÐÂÍø¸ñÖеÄ×ø±ê  k:¸ñ×ӵıàºÅ 
	cin>>n>>m>>k;
	
	return 0;
}