#include <bits/stdc++.h>
using namespace std;
int dp[1000000001] = {0};
int a[100001] = {1};
int main()
{
    freopen("coins.in", "r", stdin);
    freopen("coins.out", "w", stdout);
    ios::sync_with_stdio(0);
    cin.tie(0);

    int n, s;
    cin >> n >> s;
    
    for(int i = 1; i <= n; i++) {
        int k;
        cin >> k;
        a[i] = a[i-1]*k;
    }

    
    dp[0] = 0;

    for(int i = 1; i <= s; i++) {
        //cout << "s = " << i << endl;
        int k = 999999999;
        for(int j = 0; j <= n; j++) {
            if(i-a[j] >= 0) {
                k = min(k,dp[i-a[j]]+1);
                //cout << dp[i-a[j]]+1 << " " << i-a[j] << " " << k << endl;
            }
        }
        dp[i] = k;
    }

    cout << dp[s] << endl;


    return 0;
}