3 Cards (Ivaylo Ivanov)

cards = input().split(":")
new_deck = []
token = input()

while not token == "Ready":

    token = token.split(" ")
    command = token[0]

    if command == "Add":
        current_card = token[1]
        if current_card in cards:
            new_deck.append(current_card)
        else:
            print("Card not found.")

    elif command == "Insert":
        current_card = token[1]
        index = int(token[2])
        if current_card in cards:
            if 0 <= index < len(new_deck):
                new_deck.insert(index, current_card)
        else:
            print("Error!")

    elif command == "Remove":
        current_card = token[1]
        if current_card in new_deck:
            new_deck.remove(current_card)
        else:
            print("Card not found.")

    elif command == "Swap":
        first_card = token[1]
        second_card = token[2]
        a, b = new_deck.index(first_card), new_deck.index(second_card)
        new_deck[a], new_deck[b] = new_deck[b], new_deck[a]

    elif "Shuffle" in command:
        new_deck = new_deck[::-1]

    token = input()

print(" ".join(new_deck))