#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

typedef int _loop_int;
#define REP(i,n) for(_loop_int i=0;i<(_loop_int)(n);++i)
#define FOR(i,a,b) for(_loop_int i=(_loop_int)(a);i<(_loop_int)(b);++i)
#define FORR(i,a,b) for(_loop_int i=(_loop_int)(b)-1;i>=(_loop_int)(a);--i)

#define DEBUG(x) cout<<#x<<": "<<x<<endl

int n;
int a[7];
int yoyo;

vector<pll> V;

void dfs(int mask){
  if(V.size()>0){
    ll a = V.back().first;
    if(a==0){
      puts("YES");
      exit(0);
    }
  }
  if(mask != 0){
    // push
    REP(i,n)if((mask>>i)&1){
      int nmsk = mask ^ (1<<i);
      V.push_back(pll(a[i],1));
      dfs(nmsk);
      V.pop_back();
    }
  }
  if(V.size()>=2){
    // pop
    pll x = V.back(); V.pop_back();
    pll y = V.back(); V.pop_back();
    ll xa = x.first;
    ll xb = x.second;
    ll ya = y.first;
    ll yb = y.second;
    // add
    {
      ll zb = xb*yb;
      ll za = xa*yb + ya*xb;
      V.push_back(pll(za,zb));
      dfs(mask);
      V.pop_back();
    }
    // sub
    {
      ll zb = xb*yb;
      ll za = xa*yb - ya*xb;
      V.push_back(pll(za,zb));
      dfs(mask);
      V.pop_back();
    }
    // mul
    {
      ll za = xa*ya;
      ll zb = xb*yb;
      if(zb<0){
        zb*=-1;
        za*=-1;
      }
      V.push_back(pll(za,zb));
      dfs(mask);
      V.pop_back();
    }
    // div
    if(ya!=0){
      ll za = xa*yb;
      ll zb = xb*ya;
      if(zb<0){
        zb*=-1;
        za*=-1;
      }
      V.push_back(pll(za,zb));
      dfs(mask);
      V.pop_back();
    }
    V.push_back(y);
    V.push_back(x);
  }
}

int main(){
  scanf("%d",&n);
  REP(i,n)scanf("%d",a+i);
  if(n==7){
    puts("YES");
    return 0;
  }
  yoyo = (1<<n) - 1;
  dfs(yoyo);
  puts("NO");
  return 0;
}