import socket







def 						A__  (					):







    '''simple docstring'''
    _lowerCamelCase     :		Tuple 						=						socket.socket(socket.AF_INET   , socket.SOCK_STREAM	)
    _lowerCamelCase     :		List[str] 						=						socket.gethostname()
    _lowerCamelCase     :		Tuple 						=						12_312

    sock.connect((host, port)	)
    sock.send(B"""Hello server!"""	)

    with open("""Received_file"""   , """wb"""	) as out_file:
        print("""File opened"""	)
        print("""Receiving data..."""	)
        while True:
            _lowerCamelCase     :		Union[str, Any] 						=						sock.recv(1_024	)
            if not data:
                break
            out_file.write(__A	)

    print("""Successfully received the file"""	)
    sock.close()
    print("""Connection closed"""	)


if __name__ == "__main__":
    main()





lowerCAmelCase			:							Tuple     =0  # The first color of the flag.
lowerCAmelCase			:							Union[str, Any]     =1  # The second color of the flag.
lowerCAmelCase			:							Any     =2  # The third color of the flag.
lowerCAmelCase			:							List[str]     =(red, white, blue)







def 						A__  (					__A	):







    '''simple docstring'''
    if not sequence:
        return []
    if len(__A	) == 1:
        return list(__A	)
    _lowerCamelCase     :		int 						=						0
    _lowerCamelCase     :		Dict 						=						len(__A	) - 1
    _lowerCamelCase     :		str 						=						0
    while mid <= high:
        if sequence[mid] == colors[0]:
            _lowerCamelCase						,							_lowerCamelCase     :		Tuple 						=						sequence[mid], sequence[low]
            low += 1
            mid += 1
        elif sequence[mid] == colors[1]:
            mid += 1
        elif sequence[mid] == colors[2]:
            _lowerCamelCase						,							_lowerCamelCase     :		str 						=						sequence[high], sequence[mid]
            high -= 1
        else:
            _lowerCamelCase     :		int 						=						F"""The elements inside the sequence must contains only {colors} values"""
            raise ValueError(__A	)
    return sequence


if __name__ == "__main__":
    import doctest

    doctest.testmod()

    lowerCAmelCase			:							List[str]     =input("Enter numbers separated by commas:\n").strip()
    lowerCAmelCase			:							Dict     =[int(item.strip()) for item in user_input.split(",")]
    print(F"""{dutch_national_flag_sort(unsorted)}""")




