#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
using Graph = vector<vector<int>>;
using ll = long long;
//正解に近いコードはこちらに移しておく



int main() {
    ll a,b;
    cin >> a >> b;
    cout << (a + b -1) / a << endl;
}