Ex2

import java.util.Scanner;

public class Ex2 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int number = Integer.parseInt(scanner.nextLine());
        int bonus = 0;

        if (number <= 100){
            bonus = 5;
        }

        if (number > 100 && number <= 1000){
            bonus = number / 5;
        }

        if (number > 1000){
            bonus = number / 10;
        }

        System.out.println(number + bonus);

    }
}