#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

inline int pow3(int n) {
  int res = 1;
  while (n--) res *= 3;
  return res;
}

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  int n;
  cin >> n;
  vector<int> a(n);
  rep(i, n) cin >> a[i];
  const int p3n = pow3(n);
  rep(tbit, p3n) {
    int t = tbit;
    int x = 0, y = 0, z = 0;
    rep(i, n) {
      int b = t % 3;
      t /= 3;
      switch (b) {
        case 0: x += a[i]; break;
        case 1: y += a[i]; break;
        case 2: z += a[i]; break;
      }
    }
    if (x == y && y == z) {
      cout << "Yes" << '\n';
      return 0;
    }
  }
  cout << "No" << '\n';
  return 0;
}