import java.util.Scanner;

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

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