import java.util.Scanner;

public class ReportSystem_02 {

	public static void main(String[] args) {
		Scanner scann = new Scanner(System.in);
		int salesSum = Integer.parseInt(scann.nextLine());
		String input = scann.nextLine();
		int count = 0, cash = 0, card = 0, prices = 0, cashPerson = 0, cardPerson = 0, allPrice = 0;
		while (!input.equals("End")) {
			prices = Integer.parseInt(input);
			count++;
			if (count % 2 == 0) {
				if (prices < 10) {
					System.out.println("Error in transaction!");
				} else {
					cardPerson++;
					card += prices;
					System.out.println("Product sold!");
					allPrice += prices;
				}
			} else {
				if (prices > 100) {
					System.out.println("Error in transaction!");
				} else {
					cashPerson++;
					cash += prices;
					System.out.println("Product sold!");
					allPrice += prices;
				}
			}

			if (allPrice > salesSum) {
				break;
			}
			input = scann.nextLine();
		}
		if (allPrice < salesSum) {
			System.out.println("Failed to collect required money for charity.");
		} else {
			double sumCash = cash * 1.0 / cashPerson;
			double sumCard = card * 1.0 / cardPerson;
			System.out.printf("Average CS: %.2f%n", sumCash);
			System.out.printf("Average CC: %.2f", sumCard);
		}

	}

}