import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws Exception {
        int monsterHP;
        int attackDMG;

        Scanner scanner = new Scanner(System.in);
        String inputData = scanner.nextLine();
        scanner.close();

        String[] editInputData = inputData.split(" ");

        monsterHP = Integer.parseInt(editInputData[0]);
        attackDMG = Integer.parseInt(editInputData[1]);

        int count = 0;

        while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        }

        System.out.println(count);

    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) throws Exception {
        int monsterHP;
        int attackDMG;

        Scanner scanner = new Scanner(System.in);
        String inputData = scanner.nextLine();
        scanner.close();

        String[] editInputData = inputData.split(" ");

        monsterHP = Integer.parseInt(editInputData[0]);
        attackDMG = Integer.parseInt(editInputData[1]);

        int count = 0;

        while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        }

        System.out.println(count);

    }
} Main public static void main(String[] args) throws Exception {
        int monsterHP;
        int attackDMG;

        Scanner scanner = new Scanner(System.in);
        String inputData = scanner.nextLine();
        scanner.close();

        String[] editInputData = inputData.split(" ");

        monsterHP = Integer.parseInt(editInputData[0]);
        attackDMG = Integer.parseInt(editInputData[1]);

        int count = 0;

        while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        }

        System.out.println(count);

    } main {
        int monsterHP;
        int attackDMG;

        Scanner scanner = new Scanner(System.in);
        String inputData = scanner.nextLine();
        scanner.close();

        String[] editInputData = inputData.split(" ");

        monsterHP = Integer.parseInt(editInputData[0]);
        attackDMG = Integer.parseInt(editInputData[1]);

        int count = 0;

        while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        }

        System.out.println(count);

    } int monsterHP; monsterHP int attackDMG; attackDMG Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) String inputData = scanner.nextLine(); inputData scanner.nextLine() scanner.nextLine scanner scanner.close() scanner.close scanner String[] editInputData = inputData.split(" "); editInputData inputData.split(" ") inputData.split inputData " " monsterHP = Integer.parseInt(editInputData[0]) monsterHP Integer.parseInt(editInputData[0]) Integer.parseInt Integer editInputData[0] editInputData 0 attackDMG = Integer.parseInt(editInputData[1]) attackDMG Integer.parseInt(editInputData[1]) Integer.parseInt Integer editInputData[1] editInputData 1 int count = 0; count 0 while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        } monsterHP > 0 monsterHP 0 {
            monsterHP -= attackDMG;
            count++;
        } monsterHP -= attackDMG monsterHP attackDMG 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 {
        int monsterHP;
        int attackDMG;

        Scanner scanner = new Scanner(System.in);
        String inputData = scanner.nextLine();
        scanner.close();

        String[] editInputData = inputData.split(" ");

        monsterHP = Integer.parseInt(editInputData[0]);
        attackDMG = Integer.parseInt(editInputData[1]);

        int count = 0;

        while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        }

        System.out.println(count);

    }
} public class Main {
    public static void main(String[] args) throws Exception {
        int monsterHP;
        int attackDMG;

        Scanner scanner = new Scanner(System.in);
        String inputData = scanner.nextLine();
        scanner.close();

        String[] editInputData = inputData.split(" ");

        monsterHP = Integer.parseInt(editInputData[0]);
        attackDMG = Integer.parseInt(editInputData[1]);

        int count = 0;

        while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        }

        System.out.println(count);

    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws Exception {
        int monsterHP;
        int attackDMG;

        Scanner scanner = new Scanner(System.in);
        String inputData = scanner.nextLine();
        scanner.close();

        String[] editInputData = inputData.split(" ");

        monsterHP = Integer.parseInt(editInputData[0]);
        attackDMG = Integer.parseInt(editInputData[1]);

        int count = 0;

        while(monsterHP > 0) {
            monsterHP -= attackDMG;
            count++;
        }

        System.out.println(count);

    }
}