0323C - Cupboard and Balloons

C - Cupboard and Balloons

#include <iostream>
#include <cmath>
using namespace std;
int main()
{
    int r,h,sum=0;
    cin>>r>>h;
    sum=h/r*2;
    if(h%r<r*0.5) sum+=1;
    else if(h%r<sqrt(3)*0.5*r){
        sum+=2;
    }
    else sum+=3;
    cout<<sum;
}