#include<bits/stdc++.h>
#include <atcoder/all>
#ifdef LOCAL
#include <debug_print.hpp>
#define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#define debug(...) (static_cast<void>(0))
#endif
using namespace atcoder;
using mint=modint998244353;
using namespace std;
using ll=long long;
using ul=unsigned long long;
int dx[8] = {-1, 1, 0, 0, -1, -1, 1, 1};
int dy[8] = {0, 0, -1, 1, -1, 1, -1, 1};
using Graph=vector<vector<int>>;
ll op(ll a,ll b){return max(a,b);}
ll e(){return 0;}
int main(){
    int N;
    cin>>N;
    vector<int>E(N);
    for(int i=0;i<N;i++)cin>>E[i];
    int t=1;
    for(int i=0;i<N;i++)t*=3;
    for(int i=0;i<t;i++){
        int a=0,b=0,c=0;
        int I=i;
        for(int j=0;j<N;j++){
            if(I%3==0)a+=E[j];
            else if(I%3==1)b+=E[j];
            else c+=E[j];
            I/=3;
        }
        if(a==b&&b==c){cout<<"Yes"<<endl;return 0;}
    }
    cout<<"No"<<endl;
}