#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define rep(i, n) for (int i = 0; i < (n); i++)
#define P pair<int, int>

int main() {
  int N;
  ll H;
  cin >> N >> H;

  ll tmp = 1;
  rep(i, N) {
    ll a;
    cin >> a;
    tmp *= a;
    tmp %= H;

    if (tmp == 0) {
      cout << "YES" << endl;
      return 0;
    }
  }

  cout << "NO" << endl;

}