import java.util.Scanner;

public class Main{
public static void main(String[] args){
Scanner scan=new Scanner(System.in);

int h=scan.nextInt();
int a=scan.nextInt();

int sum=0;
  if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  }
  System.out.println(sum);
}
} import java.util.Scanner; Scanner java.util public class Main{
public static void main(String[] args){
Scanner scan=new Scanner(System.in);

int h=scan.nextInt();
int a=scan.nextInt();

int sum=0;
  if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  }
  System.out.println(sum);
}
} Main public static void main(String[] args){
Scanner scan=new Scanner(System.in);

int h=scan.nextInt();
int a=scan.nextInt();

int sum=0;
  if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  }
  System.out.println(sum);
} main {
Scanner scan=new Scanner(System.in);

int h=scan.nextInt();
int a=scan.nextInt();

int sum=0;
  if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  }
  System.out.println(sum);
} Scanner scan=new Scanner(System.in); scan new Scanner(System.in) int h=scan.nextInt(); h scan.nextInt() scan.nextInt scan int a=scan.nextInt(); a scan.nextInt() scan.nextInt scan int sum=0; sum 0 if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  } h%a==0 h%a h a 0 {
    sum=h/a;
  } sum=h/a sum h/a h a {
    sum=h/a+1;
  } sum=h/a+1 sum h/a+1 h/a h a 1 System.out.println(sum) System.out.println System.out System System.out sum String[] args args public class Main{
public static void main(String[] args){
Scanner scan=new Scanner(System.in);

int h=scan.nextInt();
int a=scan.nextInt();

int sum=0;
  if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  }
  System.out.println(sum);
}
} public class Main{
public static void main(String[] args){
Scanner scan=new Scanner(System.in);

int h=scan.nextInt();
int a=scan.nextInt();

int sum=0;
  if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  }
  System.out.println(sum);
}
} Main
import java.util.Scanner;

public class Main{
public static void main(String[] args){
Scanner scan=new Scanner(System.in);

int h=scan.nextInt();
int a=scan.nextInt();

int sum=0;
  if(h%a==0){
    sum=h/a;
  }else{
    sum=h/a+1;
  }
  System.out.println(sum);
}
}
