#include <bits/stdc++.h>
using namespace std;

int main(){
  int n; cin>>n;
  int sum; cin>>sum;
  for(int i=1;i<n;i++){
    int a; cin>>a;
    sum^=a;
  }
  if(sum==0){
    cout<<"Yes"<<endl;
  }else{
    cout<<"No"<<endl;
  }
}