04. Clever Lily

package _04_ForLoops;

import java.util.Scanner;

public class CleverLily {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int age = Integer.parseInt(scanner.nextLine());
        double washingMachinePrice = Double.parseDouble(scanner.nextLine());
        int toyPrice = Integer.parseInt(scanner.nextLine());

        int toysCount = 0;
        int savedMoney = 0;
        int birthdayMoney = 10;

        for (int i = 1; i <= age; i += 1) {

            if (i % 2 == 0) {
                savedMoney += birthdayMoney;
                birthdayMoney += 10;

                savedMoney--;
                //savedMoney -= 1;
                //savedMoney = savedMoney - 1;
            } else {
                toysCount += 1;
                // toysCount++;
            }
        }

        int toysTotalSum = toyPrice * toysCount;
        savedMoney += toysTotalSum;

        if (savedMoney >= washingMachinePrice) {
            System.out.printf("Yes! %.2f", savedMoney - washingMachinePrice);
        } else {
            System.out.printf("No! %.2f", washingMachinePrice - savedMoney);
        }

    }
}