import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        String[] array = line.split(" ");
        int hp = Integer.parseInt(array[0]);
        int attack = Integer.parseInt(array[1]);
        
        int result = 0;
        result = hp / attack;
        if(hp % attack != 0)
        {
            result++;
        }
        
        System.out.println(result);
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        String[] array = line.split(" ");
        int hp = Integer.parseInt(array[0]);
        int attack = Integer.parseInt(array[1]);
        
        int result = 0;
        result = hp / attack;
        if(hp % attack != 0)
        {
            result++;
        }
        
        System.out.println(result);
    }
} Main public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        String[] array = line.split(" ");
        int hp = Integer.parseInt(array[0]);
        int attack = Integer.parseInt(array[1]);
        
        int result = 0;
        result = hp / attack;
        if(hp % attack != 0)
        {
            result++;
        }
        
        System.out.println(result);
    } main {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        String[] array = line.split(" ");
        int hp = Integer.parseInt(array[0]);
        int attack = Integer.parseInt(array[1]);
        
        int result = 0;
        result = hp / attack;
        if(hp % attack != 0)
        {
            result++;
        }
        
        System.out.println(result);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String line = sc.nextLine(); line sc.nextLine() sc.nextLine sc String[] array = line.split(" "); array line.split(" ") line.split line " " int hp = Integer.parseInt(array[0]); hp Integer.parseInt(array[0]) Integer.parseInt Integer array[0] array 0 int attack = Integer.parseInt(array[1]); attack Integer.parseInt(array[1]) Integer.parseInt Integer array[1] array 1 int result = 0; result 0 result = hp / attack result hp / attack hp attack if(hp % attack != 0)
        {
            result++;
        } hp % attack != 0 hp % attack hp attack 0 {
            result++;
        } result++ result System.out.println(result) System.out.println System.out System System.out result String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        String[] array = line.split(" ");
        int hp = Integer.parseInt(array[0]);
        int attack = Integer.parseInt(array[1]);
        
        int result = 0;
        result = hp / attack;
        if(hp % attack != 0)
        {
            result++;
        }
        
        System.out.println(result);
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        String[] array = line.split(" ");
        int hp = Integer.parseInt(array[0]);
        int attack = Integer.parseInt(array[1]);
        
        int result = 0;
        result = hp / attack;
        if(hp % attack != 0)
        {
            result++;
        }
        
        System.out.println(result);
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        String[] array = line.split(" ");
        int hp = Integer.parseInt(array[0]);
        int attack = Integer.parseInt(array[1]);
        
        int result = 0;
        result = hp / attack;
        if(hp % attack != 0)
        {
            result++;
        }
        
        System.out.println(result);
    }
}
