#include<bits/stdc++.h>
using namespace std;
using ll = long long;
using Pa = pair<ll,ll>; // vector<Pa> event; event.emplace_back(a,b); // 複数要素(複雑なのを含む)->sortしないならclassを作成すべし
using VPll = vector<pair<ll,ll>>;   //VPll event; event.emplace_back(a,b); 
using Vll = vector<ll>;    // Vll a(6,0); //要素0~5 初期値0  
using VVll = vector<Vll>;  // VVll G(N+1,Vll(0));  VVll a(5,Vll(3,0));  vector<VVll> G(H+1,VVll(W+1,Vll(5,0)));
#define INF (ll)1<<60 // 10^18 < 1<<60 = 1152921504606846976
#define FOR(i,a,b)  for(ll i=(ll)(a); i<(ll)(b); i++)// a ~ b-1 i++ for
#define FOR_(i,b,a)  for(ll i=(ll)(b)-1; (ll)(a)<=i; i--)//  b-1 ~ a i-- for
#define ALL(a) (a).begin(),(a).end() // min,max,sort,find,lower_bound
#define OI(s) cout<<(s)<<"\n"  // printf("%8.8lf\n",(s));//double 小数点上8桁まで，下8桁まで出力
#define OI2(s0,s1) cout<<(s0)<<" "<<(s1)<<"\n"
#define OI3(s0,s1,s2) cout<<(s0)<<" "<<(s1)<<" "<<(s2)<<"\n"
#define OI4(s0,s1,s2,s3) cout<<(s0)<<" "<<(s1)<<" "<<(s2)<<" "<<(s3)<<"\n"
#define OIV(a) for(ll i=0;i<(a).size();i++){if((a)[i]==INF){cout<<"I"<<" ";}else {cout<<(a)[i]<<" ";}} cout<<""<<"\n"
#define OIVV(a) for(ll i=0;i<(a).size();i++){for(ll j=0;j<(a[i]).size();j++){if((a)[i][j]==INF){cout<<"I"<<" ";}else {cout<<(a)[i][j]<<" ";}}cout<<" "<<"\n";}

Vll tansa(ll &N, ll a){
    Vll v(N,0);
    ll cnt=0;
    while(a>0){
        v[cnt]=a%3;
        cnt+=1;
        a/=3;
    }

    return v;
}

int main(){
    ll N;
    cin>>N;
    Vll E(N,0);
    ll sumE=0;
    FOR(i,0,N){
        cin>>E[i];
        sumE += E[i];
    }

    if(sumE%3!=0){
        OI("No");
        return 0;
    }

    ll kazu=1;
    FOR(i,0,N){
        kazu *= 3;
    }
    bool ok=false;
    Vll p(3,0);//各組の合計値
    Vll v(N,0);
    FOR(i,0,kazu){
        p[0]=0;
        p[1]=0;
        p[2]=0;
        v=tansa(N,i);
        //OI(i);
        //OIV(v);
        FOR(j,0,N){
            p[v[j]] += E[j];
        }
        if(p[0]==p[1] and p[1]==p[2]){
            //OI3(p[0],p[1],p[2]);
            //OIV(v);
            ok=true;
            break;
        }
        
        
    }

    if(ok) OI("Yes");
    else OI("No");





    return 0;
}