if __name__ == '__main__':
    N = int(input())
    result = []
    for _ in range(N):
        command = input().split()
        if  "print" in command:
            print(result)
        elif "insert" in command:
            result.insert(int(command[1]),int(command[2]))
        elif "remove" in command:
            result.remove(int(command[1]))
        elif "append" in command:
            result.append(int(command[1]))
        else:
            list_action = getattr(result, command[0])
            list_action()