#define _USE_MATH_DEFINES
#include<iostream>
#include<vector>
#include<algorithm>
#include<cmath>
#include<string>
#include<iomanip>
#include<numeric>
#include<queue>
#include<deque>
#include<stack>
#include<set>
#include<map>
#include<random>
using namespace std;
typedef long long ll;
const int mod=998244353;
int main(){
	int n,h,a;
	cin>>n>>h;
	ll ans=1;
	while(cin>>a)
		ans=ans*abs(a)%h;
	cout<<(ans==0?"YES":"NO")<<endl;
}