#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n, k;
  cin >> n >> k;
  vector<long long> v;
  if (n >= k) {
    cout << "1";
    return 0;
  }
  long long x = k / n;
  if (k % n != 0) x++;
  cout << x;
  return 0;
}
