Разход на енергия

import java.util.Scanner;

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

        int days = Integer.parseInt(scanner.nextLine());
        int dancers = Integer.parseInt(scanner.nextLine());

        double energyWasted = 0;

        for (int i = 1; i <= days; i++) {
            int hours = Integer.parseInt(scanner.nextLine());

            if (i % 2 == 0 && hours % 2 == 0) {
                energyWasted += dancers * 68;
            } else if (i % 2 != 0 && hours % 2 == 0) {
                energyWasted += dancers * 49;
            } else if (i % 2 == 0 && hours % 2 != 0) {
                energyWasted += dancers * 65;
            } else if (i % 2 != 0 && hours % 2 != 0) {
                energyWasted += dancers * 30;
            }
        }

        double totalEnergy = 100 * dancers * days;
        double energyLeft = totalEnergy - energyWasted;

        double energyPerDancer = energyLeft / dancers / days;

        if(energyPerDancer < 50){
            System.out.printf("They are wasted! Energy left: %.2f", energyPerDancer);
        }else{
            System.out.printf("They feel good! Energy left: %.2f", energyPerDancer);
        }
    }
}