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

bool solve() {
    ll N;
    cin >> N;
    vector<ll> E(N);
    for ( int i = 0; i < N; i++ ) cin >> E[i];
    ll s = 0;
    for ( int i = 0; i < N; i++ ) {
        s += E[i];
    }
    if ( s % 3 != 0 ) return false;
    ll s3 = s/3;
    auto get_sum = [&](int b) -> ll {
        ll t = 0;
        for ( int i = 0; i < N; i++ ) {
            if ( (b>>i)&1 ) t += E[i];
        }
        return t;
    };
    for ( int b1 = 1; b1 < 1<<N; b1++ ) {
        if ( get_sum(b1) != s3 ) continue;
        int bm = ((1<<N)-1) ^ b1;
        for ( int b2 = bm; b2 > 0; b2=((b2-1)&bm) ) {
            if ( get_sum(b2) != s3 ) continue;
            return true;
        }
    }
    return false;
}

int main() {
    string ans = solve() ? "Yes" : "No";
    cout << ans << "\n";
    return 0;
}