
"""simple docstring"""




import random
import sys

snake_case    =		'ABCDEFGHIJKLMNOPQRSTUVWXYZ'

def   UpperCamelCase_  (		):
					SCREAMING_SNAKE_CASE				=	input('Enter message: '			)
					SCREAMING_SNAKE_CASE				=	'LFWOAYUISVKMNXPBDCRJTQEGHZ'
					SCREAMING_SNAKE_CASE				=	input('Encrypt/Decrypt [e/d]: '			)

					check_valid_key(SCREAMING_SNAKE_CASE_			)

					if resp.lower().startswith('e'			):
										SCREAMING_SNAKE_CASE				=	'encrypt'
										SCREAMING_SNAKE_CASE				=	encrypt_message(SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_			)
					elif resp.lower().startswith('d'			):
										SCREAMING_SNAKE_CASE				=	'decrypt'
										SCREAMING_SNAKE_CASE				=	decrypt_message(SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_			)

					print(f'''\n{mode.title()}ion: \n{translated}'''			)

def   UpperCamelCase_  (		SCREAMING_SNAKE_CASE_			):
					SCREAMING_SNAKE_CASE				=	list(SCREAMING_SNAKE_CASE_			)
					SCREAMING_SNAKE_CASE				=	list(SCREAMING_SNAKE_CASE_			)
					key_list.sort()
					letters_list.sort()

					if key_list != letters_list:
										sys.exit('Error in the key or symbol set.'			)

def   UpperCamelCase_  (		SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_			):
					return translate_message(SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_,     'encrypt'			)

def   UpperCamelCase_  (		SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_			):
					return translate_message(SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_,     'decrypt'			)

def   UpperCamelCase_  (		SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_			):
					SCREAMING_SNAKE_CASE				=	''
					SCREAMING_SNAKE_CASE				=	LETTERS
					SCREAMING_SNAKE_CASE				=	key

					if mode == "decrypt":
										SCREAMING_SNAKE_CASE	,    SCREAMING_SNAKE_CASE				=	chars_b, chars_a

					for symbol in message:
										if symbol.upper() in chars_a:
															SCREAMING_SNAKE_CASE				=	chars_a.find(symbol.upper()			)
															if symbol.isupper():
																				translated += chars_b[sym_index].upper()
															else:
																				translated += chars_b[sym_index].lower()
										else:
															translated += symbol

					return translated

def   UpperCamelCase_  (		):
					SCREAMING_SNAKE_CASE				=	list(SCREAMING_SNAKE_CASE_			)
					random.shuffle(SCREAMING_SNAKE_CASE_			)
					return "".join(SCREAMING_SNAKE_CASE_			)


if __name__ == "__main__":
	main()


"""simple docstring"""




from __future__ import annotations

def   UpperCamelCase_  (		SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_,     SCREAMING_SNAKE_CASE_			):
					SCREAMING_SNAKE_CASE	,    SCREAMING_SNAKE_CASE				=	m - 1, 0
					while i >= 0 and j < n:
										if key == mat[i][j]:
															print(f'''Key {key} found at row- {i + 1} column- {j + 1}'''			)
															return
										if key < mat[i][j]:
															i -= 1
										else:
															j += 1
					print(f'''Key {key} not found'''			)

def   UpperCamelCase_  (		):
					SCREAMING_SNAKE_CASE				=	[[2, 5, 7], [4, 8, 1_3], [9, 1_1, 1_5], [1_2, 1_7, 2_0]]
					SCREAMING_SNAKE_CASE				=	int(input('Enter the element to be searched:'			)			)
					print(SCREAMING_SNAKE_CASE_			)
					search_in_a_sorted_matrix(SCREAMING_SNAKE_CASE_,     len(SCREAMING_SNAKE_CASE_			),     len(mat[0]			),     SCREAMING_SNAKE_CASE_			)


if __name__ == "__main__":
	import doctest

	doctest.testmod()
	main()
