charity deal

needed_income = int(input())
pay_counter = 0
cash_pay = 0
cash_counter = 0
card_pay = 0
card_counter = 0
total_sum = 0
current_sum = 0
while True:
    current_sum = input()
    if current_sum == "End":
        print(f"Failed to collect required money for charity.")
        break
    current_sum = int(current_sum)
    pay_counter += 1
    if pay_counter % 2 != 0:

        if current_sum > 100:
            print("Error in transaction!")
        else:
            print(f'Product sold!')
            cash_pay += current_sum
            cash_counter += 1
    if pay_counter % 2 == 0:

        if current_sum < 10:
            print('Error in transaction!')
        else:
            print(f'Product sold!')
            card_pay += current_sum
            card_counter += 1
    total_sum = cash_pay + card_pay
    if total_sum >= needed_income:
        print(f"Average CS: {cash_pay / cash_counter:.2f}")
        print(f"Average CC: {card_pay / card_counter:.2f}")
        break