import java.util.Scanner;
 
class Main{
public static void main(String[] args){
 
Scanner sc=new Scanner(System.in);
  int H=sc.nextInt();
  int A=sc.nextInt();
  int i=0;
 
  
  
  while(0<H){
    i++;
    H-=A; 
   }System.out.println(i);
 }
} import java.util.Scanner; Scanner 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 i=0;
 
  
  
  while(0<H){
    i++;
    H-=A; 
   }System.out.println(i);
 }
} Main public static void main(String[] args){
 
Scanner sc=new Scanner(System.in);
  int H=sc.nextInt();
  int A=sc.nextInt();
  int i=0;
 
  
  
  while(0<H){
    i++;
    H-=A; 
   }System.out.println(i);
 } main {
 
Scanner sc=new Scanner(System.in);
  int H=sc.nextInt();
  int A=sc.nextInt();
  int i=0;
 
  
  
  while(0<H){
    i++;
    H-=A; 
   }System.out.println(i);
 } 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 i=0; i 0 while(0<H){
    i++;
    H-=A; 
   } 0<H 0 H {
    i++;
    H-=A; 
   } i++ i H-=A H A System.out.println(i) System.out.println System.out System System.out i String[] args args
import java.util.Scanner;
 
class Main{
public static void main(String[] args){
 
Scanner sc=new Scanner(System.in);
  int H=sc.nextInt();
  int A=sc.nextInt();
  int i=0;
 
  
  
  while(0<H){
    i++;
    H-=A; 
   }System.out.println(i);
 }
}
