/* package codechef; // don't place package name! */

import javax.swing.*;
import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
public class Main
{
    public static void main (String[] args) throws java.lang.Exception
    {
        // your code goes here
        Scanner s = new Scanner(System.in);
        int H = s.nextInt();
        int A = s.nextInt();
        int ans;
        if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1;
        System.out.println(ans);
    }
} import javax.swing.*; swing.* javax import java.util.*; util.* java import java.lang.*; lang.* java import java.io.*; io.* java public class Main
{
    public static void main (String[] args) throws java.lang.Exception
    {
        // your code goes here
        Scanner s = new Scanner(System.in);
        int H = s.nextInt();
        int A = s.nextInt();
        int ans;
        if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1;
        System.out.println(ans);
    }
} Main public static void main (String[] args) throws java.lang.Exception
    {
        // your code goes here
        Scanner s = new Scanner(System.in);
        int H = s.nextInt();
        int A = s.nextInt();
        int ans;
        if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1;
        System.out.println(ans);
    } main {
        // your code goes here
        Scanner s = new Scanner(System.in);
        int H = s.nextInt();
        int A = s.nextInt();
        int ans;
        if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1;
        System.out.println(ans);
    } Scanner s = new Scanner(System.in); s new Scanner(System.in) int H = s.nextInt(); H s.nextInt() s.nextInt s int A = s.nextInt(); A s.nextInt() s.nextInt s int ans; ans if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1; H%A==0 H%A H A 0 ans=H/A ans H/A H A ans = H/A + 1 ans H/A + 1 H/A H A 1 System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main
{
    public static void main (String[] args) throws java.lang.Exception
    {
        // your code goes here
        Scanner s = new Scanner(System.in);
        int H = s.nextInt();
        int A = s.nextInt();
        int ans;
        if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1;
        System.out.println(ans);
    }
} public class Main
{
    public static void main (String[] args) throws java.lang.Exception
    {
        // your code goes here
        Scanner s = new Scanner(System.in);
        int H = s.nextInt();
        int A = s.nextInt();
        int ans;
        if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1;
        System.out.println(ans);
    }
} Main
/* package codechef; // don't place package name! */

import javax.swing.*;
import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
public class Main
{
    public static void main (String[] args) throws java.lang.Exception
    {
        // your code goes here
        Scanner s = new Scanner(System.in);
        int H = s.nextInt();
        int A = s.nextInt();
        int ans;
        if(H%A==0)
            ans=H/A;
        else 
             ans = H/A + 1;
        System.out.println(ans);
    }
}
