02. Report System - While Loop More Exercises

import java.util.Scanner;

public class P02ReportSystem {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        double neededMoney = Integer.parseInt(scanner.nextLine());
        String input = scanner.nextLine();
        double totalMoney = 0;

        double cashMoney = 0;
        int cashCounter = 0;

        double creditCardMoney = 0;
        int creditCardCounter = 0;


        int daysCount = 1;

        while (!input.equals("End")) {
            double currentDonation = Double.parseDouble(input);
            if (daysCount % 2 == 0) { // Credit Card
                if (currentDonation < 10) {
                    System.out.println("Error in transaction!");
                } else {
                    System.out.println("Product sold!");
                    totalMoney += currentDonation;
                    creditCardMoney += currentDonation;
                    creditCardCounter++;
                }
            } else { // CASH
                if (currentDonation > 100) {
                    System.out.println("Error in transaction!");
                } else {
                    System.out.println("Product sold!");
                    totalMoney += currentDonation;
                    cashMoney += currentDonation;
                    cashCounter++;
                }
            }
            daysCount++;

            if (totalMoney > neededMoney) {
                break;
            }

            input = scanner.nextLine();
        }

        if (totalMoney > neededMoney) {
            System.out.printf("Average CS: %.2f%n", cashMoney / cashCounter);
            System.out.printf("Average CC: %.2f%n", creditCardMoney / creditCardCounter);
        } else {
            System.out.println("Failed to collect required money for charity.");
        }

    }
}