Problem_04

import java.util.Scanner;

public class BeehivePopulation_04 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);

        int startingPopulation = Integer.parseInt(scan.nextLine());
        int years = Integer.parseInt(scan.nextLine());

        for (int i = 1; i <= years; i++) {
            startingPopulation +=  (startingPopulation / 10 * 2);
            if (i % 5 == 0) {
                startingPopulation -= (startingPopulation / 50 * 5);
            }
            startingPopulation -=  (startingPopulation / 20 * 2);
        }

        System.out.println("Beehive population: " + startingPopulation);
    }
}