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