#include <iostream>
using namespace std;
int main() {
int m, n;
cin >> m >> n;
int arr[m];
int i;
for(i = 0; i < m; i++){
cin >> arr[i];
}
int r;
int cnt = 0;
int temp = n;
for(i = m - 1; i >= 0; i--){
while(temp != 0){
r = temp / arr[i];
if(r==1){
cnt++;
}
temp = temp % arr[i];
}
}
cout << cnt << endl;
return 0;
}
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