#include <bits/stdc++.h>

using namespace std;

using ll = long long;

constexpr char newl = '\n';

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);

    int n;
    ll h;
    cin >> n >> h;
    ll ans = 1;
    for (int i = 0; i < n; i++) {
        ll a;
        cin >> a;
        (ans *= a) %= h;
    }

    cout << (ans == 0 ? "YES" : "NO") << newl;

    return 0;
}