def distribute_notes(withdrawal_amount):
    # List of available notes in the ATM
    available_notes_at_atm = [200, 100, 50, 20, 10]
    # List with the value of the note and the available quantity
    total_available_notes_per_note = [(200, 500), (100, 2000), (50, 5000), (20, 10000), (10, 10000)]
    used_notes = []

    # Check if the withdrawal is valid (minimum of 10 dollars and multiple of 10)
    if withdrawal_amount < 10 or withdrawal_amount % 10 != 0:
        return "Invalid withdrawal amount. The withdrawal must be at least 10 dollars and multiple of 10."

    # Limit 10 dollars notes for withdrawals below 100 dollars
    if withdrawal_amount < 100:
        max_10_dollars_notes = 3
    else:
        max_10_dollars_notes = 0

    for note_value, available_quantity in total_available_notes_per_note:
        # Limit the use of 10 dollars notes
        if note_value == 10 and len(used_notes) >= max_10_dollars_notes:
            continue

        while withdrawal_amount >= note_value and available_quantity > 0:
            used_notes.append(note_value)
            withdrawal_amount -= note_value
            available_quantity -= 1

    if withdrawal_amount != 0:
        return "It's not possible to withdraw this amount with the available notes."
    else:
        return used_notes

response = 'yes'

balance = 2500

while response == 'yes':
    withdrawal_amount = int(input("How much do you want to withdraw? "))
    if withdrawal_amount <= balance:
        balance = balance - withdrawal_amount
        print(f"Current balance is: {balance}")
    else:
        print("Unauthorized operation")

    response = input("Do you want to perform another operation? [yes/no] ")

(Mar-22-2024, 05:06 PM)deanhystad Wrote: Do you have a question?

    # List of available notes in the ATM
    available_notes_at_atm = [200, 100, 50, 20, 10]
    # List with the value of the note and the available quantity
    total_available_notes_per_note = [(200, 500), (100, 2000), (50, 5000), (20, 10000), (10, 10000)]
    used_notes = []