poj2234 Matches Game

Source Code

Problem: 2234		User: billforum
Memory: 192K		Time: 16MS
Language: C++		Result: Accepted

• Source Code

#include <iostream>
#include <cstdio>
using namespace std;


int main()
{   
	int n,ans=0,tmp;
	
	while(cin>>n)
	{
		ans=0;
		for(int i=0;i<n;i++)
			{
				cin>>tmp;
				ans^=tmp;
			}
	 if(ans==0) printf("No\n");
	 else printf("Yes\n");
	}
	return 0;
}