#include <iostream>
#include <vector>
using namespace std;
#define yesif(x) cout << ((x) ? "YES": "NO") << endl
#define rep(i,n) for(int i = 0;i<n;i++)
int main() {
    int n,h;cin>>n>>h;
    long long product =1;
    rep(i,n){
        int a;
        cin>>a;
        product*=a%h;
    }
    yesif(product%h==0);
    return 0;
}