#include <bits/stdc++.h>
using namespace std;
//#define int long long
#define all(a) (a).begin(),(a).end()
#define rep(i, n) for(int i = 0; i < (n); i++)
#define rep1(i, n) for(int i = 1; i <= (n); i++)
const int mod = 1000000007;
int main(){
	int n;	cin >> n;
	int x = 0;
	int l, r;
	cin >> l >> r;
	x = l;
	int ans = n/x;
	if (n%x != 0) {
		ans++;
	}
	cout<<ans;
	return 0;
}
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