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();
        
        int count;
        
        count = H/A;
        if(H%A != 0){
            count++;
        }
        System.out.println(count);
    }
} 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();
        
        int count;
        
        count = H/A;
        if(H%A != 0){
            count++;
        }
        System.out.println(count);
    }
} 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();
        
        int count;
        
        count = H/A;
        if(H%A != 0){
            count++;
        }
        System.out.println(count);
    } main {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int H = sc.nextInt();
        int A = sc.nextInt();
        
        int count;
        
        count = H/A;
        if(H%A != 0){
            count++;
        }
        System.out.println(count);
    } 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 count; count count = H/A count H/A H A if(H%A != 0){
            count++;
        } H%A != 0 H%A H A 0 {
            count++;
        } 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) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int H = sc.nextInt();
        int A = sc.nextInt();
        
        int count;
        
        count = H/A;
        if(H%A != 0){
            count++;
        }
        System.out.println(count);
    }
} 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();
        
        int count;
        
        count = H/A;
        if(H%A != 0){
            count++;
        }
        System.out.println(count);
    }
} 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();
        
        int count;
        
        count = H/A;
        if(H%A != 0){
            count++;
        }
        System.out.println(count);
    }
}
