
'''simple docstring'''
import socket






def      UpperCamelCase_				(      ):
	a_      				=						socket.socket(socket.AF_INET  ,      socket.SOCK_STREAM						)
	a_      				=						socket.gethostname()
	a_      				=						1_23_12

	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:
			a_      				=						sock.recv(10_24						)
			if not data:
				break
			out_file.write(A__						)

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


if __name__ == "__main__":
		main()


'''simple docstring'''
def      UpperCamelCase_				(      A__  ,      A__  ,      A__						):

	def count_of_possible_combinations(A__						) -> int:
		if target < 0:
			return 0
		if target == 0:
			return 1
		return sum(count_of_possible_combinations(target - item						) for item in array						)

	return count_of_possible_combinations(A__						)






def      UpperCamelCase_				(      A__  ,      A__  ,      A__						):

	def count_of_possible_combinations_with_dp_array(
	    A__  ,      A__						) -> int:
		if target < 0:
			return 0
		if target == 0:
			return 1
		if dp_array[target] != -1:
			return dp_array[target]
		a_      				=						sum(
		    count_of_possible_combinations_with_dp_array(target - item  ,      A__						)
		    for item in array						)
		a_      				=						answer
		return answer

	a_      				=						[-1] * (target + 1)
	return count_of_possible_combinations_with_dp_array(A__  ,      A__						)






def      UpperCamelCase_				(      A__  ,      A__  ,      A__						):
	a_      				=						[0] * (target + 1)
	a_      				=						1

	for i in range(1  ,      target + 1						):
		for j in range(A__						):
			if i - array[j] >= 0:
				dp_array[i] += dp_array[i - array[j]]

	return dp_array[target]


if __name__ == "__main__":
		import doctest

		doctest.testmod()
		lowercase__											=3
		lowercase__											=5
		lowercase__											=[1, 2, 5]
		print(combination_sum_iv(n, array, target))
