#include<bits/stdc++.h> using namespace std; typedef long long ll; int main(){ ll n,h; cin>>n>>h; ll pro=1; for(ll i=0;i<n;++i){ ll a; cin>>a; pro*=a; pro%=h; if(pro==0){ cout<<"YES"<<endl; return 0; } } cout<<"NO"<<endl; return 0; }