#include<iostream>
#include<set>
#include<vector>
#include<cmath>
#include<complex>
#include<string>
#include<algorithm>

using namespace std;

#define rep(i,n) for(int i=0;i<n;i++)
#define pb push_back

typedef long long ll;
typedef long double ld;
typedef vector<int> vi;
typedef vector<vi> vvi;


int main(void)
{

    int a,b;
    int ans = 0;

    cin >> a >> b;
    ans = a/b + 1;

    cout << ans << endl;

    return 0;
}