
#include<bits/stdc++.h>
using namespace std;
#define inf 1000000000
#define INF 1000000000000000
#define ll long long
#define ull unsigned long long
#define M (int)(1e9+7)
#define P pair<int,int>
#define PLL pair<ll,ll>
#define FOR(i,m,n) for(int i=(int)m;i<(int)n;i++)
#define RFOR(i,m,n) for(int i=(int)m;i>=(int)n;i--)
#define rep(i,n) FOR(i,0,n)
#define rrep(i,n) RFOR(i,n,0)
#define all(a) a.begin(),a.end()
#define IN(a,n) rep(i,n){ cin>>a[i]; }
const int vx[4] = {0,1,0,-1};
const int vy[4] = {1,0,-1,0};
#define PI 3.14159265
#define F first
#define S second
#define PB push_back
#define EB emplace_back
#define int ll
#define vi vector<int>

main(){
  cin.tie(0);
  ios::sync_with_stdio(false);

  int n;
  cin>>n;

  vector<int> v(n);
  rep(i,n){
    cin>>v[i];
  }

  map<int,int> mp;
  rep(i,n){
    mp[v[i]]++;
  }

  vector<P> a;
  for(auto m:mp){
    a.PB(m);
  }

  /*
  cout<<a[0].F<<a[1].F<<a[2].F<<endl;
  cout<<(a[0].F^a[1].F)<<endl;
  */

  if(n%3==0&&a.size()==3&&(a[0].F^a[1].F)==a[2].F&&a[0].S==n/3&&a[1].S==n/3&&a[2].S==n/3){
    cout<<"Yes"<<endl;
  }else if(a.size()==1&&a[0].F==0){
    cout<<"Yes"<<endl;
  }
  else{
    cout<<"No"<<endl;
  }

}
