#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#define ll long long 
int main() {
    ll n,h;
    cin>>n>>h;
    ll a[n];
    ll p=1;
    ll oo=0;
    for(ll i=0;i<n;i++){
        cin>>a[i];
        p*=a[i];
        if(p>=INT_MAX){
            if(p%h!=0){
                cout<<"NO";
                return 0;
            }
        }
        if(p%h==0){ 
            oo=1;
            break;
        }
    }
    if(oo && p%h==0) cout<<"YES YES";
    else cout<<"NO";
        
}