import java.util.*;
import java.io.*;
public class Main{
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int x=sc.nextInt();
    int a=sc.nextInt();
    System.out.print((int)Math.ceil(x*1.0/a));
    
    
  }
} import java.util.*; util.* java import java.io.*; io.* java public class Main{
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int x=sc.nextInt();
    int a=sc.nextInt();
    System.out.print((int)Math.ceil(x*1.0/a));
    
    
  }
} Main public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int x=sc.nextInt();
    int a=sc.nextInt();
    System.out.print((int)Math.ceil(x*1.0/a));
    
    
  } main {
    Scanner sc=new Scanner(System.in);
    int x=sc.nextInt();
    int a=sc.nextInt();
    System.out.print((int)Math.ceil(x*1.0/a));
    
    
  } Scanner sc=new Scanner(System.in); sc new Scanner(System.in) int x=sc.nextInt(); x sc.nextInt() sc.nextInt sc int a=sc.nextInt(); a sc.nextInt() sc.nextInt sc System.out.print((int)Math.ceil(x*1.0/a)) System.out.print System.out System System.out (int)Math.ceil(x*1.0/a) Math.ceil Math x*1.0/a x*1.0 x 1.0 a String[] args args public class Main{
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int x=sc.nextInt();
    int a=sc.nextInt();
    System.out.print((int)Math.ceil(x*1.0/a));
    
    
  }
} public class Main{
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int x=sc.nextInt();
    int a=sc.nextInt();
    System.out.print((int)Math.ceil(x*1.0/a));
    
    
  }
} Main
import java.util.*;
import java.io.*;
public class Main{
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int x=sc.nextInt();
    int a=sc.nextInt();
    System.out.print((int)Math.ceil(x*1.0/a));
    
    
  }
}
