#include <bits/stdc++.h>
using namespace std;
long long mod = 1000000007;
class Triplet {
 public:
  long long x;
  long long y;
  long long gcd;
};
long long gcd(long long a, long long b) {
  if (b == 0) return a;
  return gcd(b, a % b);
}
Triplet extendedEuclid(long long a, long long b) {
  if (b == 0) {
    Triplet ans;
    ans.gcd = a;
    ans.x = 1;
    ans.y = 0;
    return ans;
  }
  Triplet smallAns = extendedEuclid(b, a % b);
  Triplet ans;
  ans.gcd = smallAns.gcd;
  ans.x = smallAns.y;
  ans.y = smallAns.x - (a / b) * smallAns.y;
  return ans;
}
long long modulo(long long a, long long m) {
  Triplet ans = extendedEuclid(a, m);
  return ans.x;
}
int32_t main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  long long t;
  cin >> t;
  while (t--) {
    long long n, a;
    cin >> n >> a;
    long long arr[n];
    long long maxi = 0;
    bool found = false;
    for (long long i = 0; i < n; i++) {
      cin >> arr[i];
      if (found) continue;
      if (a % arr[i] == 0) {
        if (a / arr[i] == 1) {
          found = true;
          maxi = arr[i];
        }
      }
      maxi = max(maxi, arr[i]);
    }
    if (found) {
      cout << "1\n";
      continue;
    } else {
      if (maxi > a) {
        cout << "2\n";
        continue;
      } else {
        long long ans = (a / maxi);
        if (a % maxi != 0) ans++;
        cout << ans << endl;
      }
    }
  }
  return 0;
}
