#include <bits/stdc++.h>
#define rep(i,n) for (int i=0; i<(n); ++i)
using namespace std;
using ll=long long;
int main(){
    ll n,m,a=0;
    cin>>n;
    rep(i,n){
        cin>>m;
        a=a^m;
    }
    if(a==0)cout<<"Yes"<<endl;
    else cout<<"No"<<endl;
}