#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using P = pair<ll, ll>;
int main() {
  ll a, b;
  cin >> a >> b;
  ll res = 0;
  res = b / a;
  if (b % a != 0) res++;
  cout << res << endl;
}
