import java.util.*;

public class Main{
  public static void main(String[] args){
    Scanner scan = new Scanner(System.in);
    int n = scan.nextInt();
    int m = scan.nextInt();
    int count = 0;
    while (n>0){
      n -= m;
      count++;
    }

    System.out.println(count);
  }
} import java.util.*; util.* java public class Main{
  public static void main(String[] args){
    Scanner scan = new Scanner(System.in);
    int n = scan.nextInt();
    int m = scan.nextInt();
    int count = 0;
    while (n>0){
      n -= m;
      count++;
    }

    System.out.println(count);
  }
} Main public static void main(String[] args){
    Scanner scan = new Scanner(System.in);
    int n = scan.nextInt();
    int m = scan.nextInt();
    int count = 0;
    while (n>0){
      n -= m;
      count++;
    }

    System.out.println(count);
  } main {
    Scanner scan = new Scanner(System.in);
    int n = scan.nextInt();
    int m = scan.nextInt();
    int count = 0;
    while (n>0){
      n -= m;
      count++;
    }

    System.out.println(count);
  } Scanner scan = new Scanner(System.in); scan new Scanner(System.in) int n = scan.nextInt(); n scan.nextInt() scan.nextInt scan int m = scan.nextInt(); m scan.nextInt() scan.nextInt scan int count = 0; count 0 while (n>0){
      n -= m;
      count++;
    } n>0 n 0 {
      n -= m;
      count++;
    } n -= m n m count++ count System.out.println(count) System.out.println System.out System System.out count String[] args args public class Main{
  public static void main(String[] args){
    Scanner scan = new Scanner(System.in);
    int n = scan.nextInt();
    int m = scan.nextInt();
    int count = 0;
    while (n>0){
      n -= m;
      count++;
    }

    System.out.println(count);
  }
} public class Main{
  public static void main(String[] args){
    Scanner scan = new Scanner(System.in);
    int n = scan.nextInt();
    int m = scan.nextInt();
    int count = 0;
    while (n>0){
      n -= m;
      count++;
    }

    System.out.println(count);
  }
} Main
import java.util.*;

public class Main{
  public static void main(String[] args){
    Scanner scan = new Scanner(System.in);
    int n = scan.nextInt();
    int m = scan.nextInt();
    int count = 0;
    while (n>0){
      n -= m;
      count++;
    }

    System.out.println(count);
  }
}
