#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n, a;
    cin >> n >> a;
    if(n % a == 0)
    {
        cout << n / a;
    }
    else
    {
        cout << n / a + 1;
    }
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int n,m;
int main()
{

    cin>>n>>m;
    if(n%m!=1)
    {
        cout<<n/m;
    }
    else
    {
        cout<<n/m+1;
    }
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int x,y;
    cin>>x>>y;
    if (x%y==0)
        cout<<x/y;
    else
        cout<<x/y+1;
    return 0;
}