#include<iostream>
using namespace std;
int main()
{
int n;
cin>>n;
int x,res;
cin>>x;
res=x;
for(int i=1;i<n;i++)
{
cin>>x;
if(i&1)continue;
res^=x;
}
if(res)cout<<"Yes"<<endl;
else cout<<"No"<<endl;
}