#include<bits/stdc++.h>
using namespace std;
int main(){
    int x,y,z;
    cin>>x>>y;
    z=x/y;
    if (x%y!=0){
        z=z+1;
    }
    cout<<z<<endl;
    return 0;
}
/**************************************************************
	Problem: 1648
	User: HUANGYIBO
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/