#include <bits/stdc++.h>

#define cout std::cout
#define cin std::cin
#define endl '\n'

using ll = long long;

int main() {
    std::ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int s, f; cin >> s >> f;
    int t = s / f;
    cout << t + 1 << endl;
}