import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        char[] numbers = scanner.nextLine().toCharArray();
        int evenSum = 0;
        int oddSum = 0;
        for (char digit : numbers) {
            int num = Integer.parseInt(String.valueOf(digit));
            if (num % 2 == 0) {
                evenSum += num;
            } else {
                oddSum += num;
            }
        }
        if (evenSum > oddSum) {
            System.out.println(evenSum + " energy drinks");
        } else if (evenSum < oddSum) {
            System.out.println(oddSum + " cups of coffee");
        } else {
            System.out.println(evenSum + " of both");
        }
    }
}