#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define rep(i,n) for(int (i)=0;(i)<(n);(i)++)
#define Pr pair<ll,ll>
#define Tp tuple<ll,ll,ll>
using Graph = vector<vector<int>>;

ll mod = 1000000007;

int main() {
    ll N;
    cin >> N;
    ll a[N];
    ll sum = 0;
    rep(i,N){
        cin >> a[i];
        sum += a[i];
    }
    string ans = "No";
    if(sum%3!=0){
        cout << ans << endl; return 0;
    }
    sum /= 3;
    //bitsearch bit全探索  3か所ある20は仮のbit列長さ
    //3^N subset ver
    for(int tmp=0;tmp<(1<<20);tmp++){
        if(tmp>=(1<<N)){ //ここでループ回数を入力に合わせる
            break;
        }
        for(int bit=tmp; ;bit=((bit-1)&tmp)){
            //ここに処理を書く
            ll c= 0,b = 0;
            rep(i,N){
                if(bit&(1<<i)){
                    c += a[i]; 
                }
                else if(tmp&(1<<i)){
                    b += a[i];
                }
            }
            if(b==sum&&c==sum) ans = "Yes";
            if(!bit) break;
        }
    }
    cout << ans << endl;
}