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

int main(){
    ll N;cin>>N;
    vector<ll>A(N);
    ll ans = 0;
    ll num = 0;
    for(ll i=0;i<N;i++){
        cin>>A[i];
        ans += A[i];
        num = max(num,A[i]);
    }
    if(ans%3!=0){
        cout<<"No"<<endl;
        return 0;
    }
    if(num<=ans/3){
        cout<<"Yes"<<endl;
    }
}