if __name__ == '__main__':
    N = int(input())
    lst = []

    for _ in range(N):
        parts = input().split()
        cmd = parts[0]
        args = list(map(int, parts[1:]))  # convert remaining parts to integers

        if cmd == "print":
            print(lst)
        else:
            getattr(lst, cmd)(*args)  # *args unpacks the list into separate arguments