#include <bits/stdc++.h>
using namespace std;

int main() {
    int a, b;
    int ans;

    cin >> a >> b;
    if (a < b){
        ans = 1;  
    }
    else if (a == b) {
        ans = 2;
    } 
    else {
        ans = (a / b) + 1;
    }
    cout << ans <<"\n";
    return 0;
}