#include<bits/stdc++.h>
typedef long long ll;
typedef unsigned long long ull;
#define il inline
using namespace std;
int t,n,a[1000005];
int main(){
	//freopen(".in","r",stdin);
	//freopen(".out","w",stdout);
	cin>>t;
	int ans=0;
	while(t--){
		cin>>n;
		for(int i=1;i<=n;i++){
			cin>>a[i];
			ans^=a[i];
		}
		if(ans!=0) cout<<"Yes"<<endl;
		if(ans==0) cout<<"No"<<endl;
	}
	
	return 0;
}