#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, srt, end) for (long long i = (srt); i < (long long)(end); i++)

void solve() {
    ll n;
    cin >> n;
    vector<ll> e(n);
    rep(i, 0, n) cin >> e[i];
    rep(bit1, 0, 1<<n) {
        rep(bit2, 0, 1<<n) {
            if(bit1 & bit2) continue;
            ll pa = 0, pb = 0, pc = 0;
            rep(i, 0, n) {
                if(bit1 & (1<<i)) pa += e[i];
                else if(bit2 & (1<<i)) pb += e[i];
                else pc += e[i];
            }
            if(pa == pb && pa == pc) {
                cout << "Yes" << endl;
                return;
            }
        }
    }
    cout << "No" << endl;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    solve();
    return 0;
}