#include<bits/stdc++.h>
#define int long long
using namespace std;
int N,E[12],sum[3];
bool rec(int id){
    if(id==N)return sum[0]==sum[1] && sum[1]==sum[2];
    for(int i=0;i<3;i++){
        sum[i]+=E[id];
        if(rec(id+1))return true;
        sum[i]-=E[id];
    }
    return false;
}
signed main(){
    cin>>N;
    for(int i=0;i<N;i++)cin>>E[i];
    puts(rec(0)?"Yes":"No");
}