import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        sc.close();
        int ans = h%a==0 ? h/a : h/a+1;
        System.out.println(ans);
        
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        sc.close();
        int ans = h%a==0 ? h/a : h/a+1;
        System.out.println(ans);
        
    }
} Main public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        sc.close();
        int ans = h%a==0 ? h/a : h/a+1;
        System.out.println(ans);
        
    } main {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        sc.close();
        int ans = h%a==0 ? h/a : h/a+1;
        System.out.println(ans);
        
    } 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 sc.close() sc.close sc int ans = h%a==0 ? h/a : h/a+1; ans h%a==0 ? h/a : h/a+1 h%a==0 h%a h a 0 h/a h a h/a+1 h/a h a 1 System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        sc.close();
        int ans = h%a==0 ? h/a : h/a+1;
        System.out.println(ans);
        
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        sc.close();
        int ans = h%a==0 ? h/a : h/a+1;
        System.out.println(ans);
        
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        int a = sc.nextInt();
        sc.close();
        int ans = h%a==0 ? h/a : h/a+1;
        System.out.println(ans);
        
    }
}
