import java.util.*;
class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        
        int h = sc.nextInt();
        int a = sc.nextInt();
        
        int count = 0;
        
        do{
            count++;
            h-=a;
            if(h<=0){
                System.out.println(count);
            }
        }while(h>0);
    }
} import java.util.*; util.* java class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        
        int h = sc.nextInt();
        int a = sc.nextInt();
        
        int count = 0;
        
        do{
            count++;
            h-=a;
            if(h<=0){
                System.out.println(count);
            }
        }while(h>0);
    }
} Main public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        
        int h = sc.nextInt();
        int a = sc.nextInt();
        
        int count = 0;
        
        do{
            count++;
            h-=a;
            if(h<=0){
                System.out.println(count);
            }
        }while(h>0);
    } main {
        Scanner sc = new Scanner(System.in);
        
        int h = sc.nextInt();
        int a = sc.nextInt();
        
        int count = 0;
        
        do{
            count++;
            h-=a;
            if(h<=0){
                System.out.println(count);
            }
        }while(h>0);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int h = sc.nextInt(); h sc.nextInt() sc.nextInt sc int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc int count = 0; count 0 do{
            count++;
            h-=a;
            if(h<=0){
                System.out.println(count);
            }
        }while(h>0); h>0 h 0 {
            count++;
            h-=a;
            if(h<=0){
                System.out.println(count);
            }
        } count++ count h-=a h a if(h<=0){
                System.out.println(count);
            } h<=0 h 0 {
                System.out.println(count);
            } System.out.println(count) System.out.println System.out System System.out count String[] args args
import java.util.*;
class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        
        int h = sc.nextInt();
        int a = sc.nextInt();
        
        int count = 0;
        
        do{
            count++;
            h-=a;
            if(h<=0){
                System.out.println(count);
            }
        }while(h>0);
    }
}