#include <bits/stdc++.h>   using namespace std;   int main() {     int h, r, spheres = 0;     cin >> r >> h;     spheres = (h / r) * 2;     if (h % r < r / 2.)       spheres += 1;     else {       spheres += 2;       if (h % r > 1.732 * r / 2.) spheres += 1;     }     cout << spheres;     return 0;   }   