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