import java.util.Scanner;

class Main
{
    public static void main(String args[])
    {
        Scanner s = new Scanner(System.in);
        int h = s.nextInt();
        int a = s.nextInt();
        if(h%a==0)
        {
            System.out.println(h/a);
        }
        else
        {
            int k = h/a;
            k++;
            System.out.println((k)++);
        }
    }
} import java.util.Scanner; Scanner java.util class Main
{
    public static void main(String args[])
    {
        Scanner s = new Scanner(System.in);
        int h = s.nextInt();
        int a = s.nextInt();
        if(h%a==0)
        {
            System.out.println(h/a);
        }
        else
        {
            int k = h/a;
            k++;
            System.out.println((k)++);
        }
    }
} Main public static void main(String args[])
    {
        Scanner s = new Scanner(System.in);
        int h = s.nextInt();
        int a = s.nextInt();
        if(h%a==0)
        {
            System.out.println(h/a);
        }
        else
        {
            int k = h/a;
            k++;
            System.out.println((k)++);
        }
    } main {
        Scanner s = new Scanner(System.in);
        int h = s.nextInt();
        int a = s.nextInt();
        if(h%a==0)
        {
            System.out.println(h/a);
        }
        else
        {
            int k = h/a;
            k++;
            System.out.println((k)++);
        }
    } 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 if(h%a==0)
        {
            System.out.println(h/a);
        }
        else
        {
            int k = h/a;
            k++;
            System.out.println((k)++);
        } h%a==0 h%a h a 0 {
            System.out.println(h/a);
        } System.out.println(h/a) System.out.println System.out System System.out h/a h a {
            int k = h/a;
            k++;
            System.out.println((k)++);
        } int k = h/a; k h/a h a k++ k System.out.println((k)++) System.out.println System.out System System.out (k)++ (k) String args[] args
import java.util.Scanner;

class Main
{
    public static void main(String args[])
    {
        Scanner s = new Scanner(System.in);
        int h = s.nextInt();
        int a = s.nextInt();
        if(h%a==0)
        {
            System.out.println(h/a);
        }
        else
        {
            int k = h/a;
            k++;
            System.out.println((k)++);
        }
    }
}