#include<cstdio>#include<iostream>using namespace std ;const int MAXM = 100000 ;int num, pri[MAXM] ;int gcd(int a, int b){if( b == 0 ){return a ;}elsereturn gcd(b,a%b) ;}int get(int n){num = 0 ;for( int i = 2; i*i <= n; i++ ){if( n % i == 0 ){pri[num++] = i ;}while( n % i == 0 ){n /= i ;}}if( n != 1 ) pri[num++] = n ;return num ;}int main(){int n, x, k, temp, d = 0 ;bool res ;while( cin >> n >> x >> k ){d = 0 ;for( int i = 0; i < n; i++ ){scanf("%d",&temp) ;if( i == 0 )d = temp ;else{d = gcd(d,temp) ;} }get(k) ;res = true ;for( int i = 0; i < num; i++ ){while( d % pri[i] == 0 ){d /= pri[i] ;}}if( x % d != 0 )res = false ; if( res )cout << "Yesn" ;elsecout << "Non" ;}return 0 ;}
