code: 
  
  
  
  
  """simple docstring"""
  
  __A 		=			(1, 153, 370, 371, 1_634, 24_678_051, 115_132_219_018_763_992_565_095_597_973_971_522_401)
  __A 		=			(-153, -1, 0, 1.2, 200, "A", [], {}, None)
  
  
  
  def   UpperCamelCase__     (		lowercase__  :     int   ):
  		if not isinstance(lowercase__       ,     lowercase__   ) or n < 1:
  				return False
  
  		# Initialization of sum and number of digits.
  		snake_case		:						List[Any]								=				0
  		snake_case		:						List[str]								=				0
  		snake_case		:						List[str]								=				n
  		# Calculation of digits of the number
  		while temp > 0:
  				number_of_digits += 1
  				temp //= 10
  		# Dividing number into separate digits and find Armstrong number
  		snake_case		:						Optional[int]								=				n
  		while temp > 0:
  				snake_case		:						Tuple								=				temp % 10
  				total += rem**number_of_digits
  				temp //= 10
  		return n == total
  
  
  
  def   UpperCamelCase__     (		lowercase__  :     int   ):
  		if not isinstance(lowercase__       ,     lowercase__   ) or n < 1:
  				return False
  
  		# Init a "histogram" of the digits
  		snake_case		:						str								=				[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
  		snake_case		:						int								=				0
  		snake_case		:						Tuple								=				0
  		snake_case		:						Tuple								=				n
  		while temp > 0:
  				snake_case			,				snake_case		:						List[str]								=				divmod(lowercase__       ,     10   )
  				digit_histogram[rem] += 1
  				digit_total += 1
  
  		for cnt, i in zip(lowercase__       ,     range(len(lowercase__   )   )   ):
  				total += cnt * i**digit_total
  
  		return n == total
  
  
  
  def   UpperCamelCase__     (		lowercase__  :     int   ):
  		if not isinstance(lowercase__       ,     lowercase__   ) or n < 1:
  				return False
  		snake_case		:						int								=				len(str(lowercase__   )   )  # the power that all digits will be raised to
  		# check if sum of each digit multiplied expo times is equal to number
  		return n == sum(int(lowercase__   ) ** expo for i in str(lowercase__   )   )
  
  
  
  def   UpperCamelCase__     (		):
  		snake_case		:						Any								=				int(input("Enter an integer to see if it is an Armstrong number: "   ).strip()   )
  		print(F'''{num} is {'' if armstrong_number(lowercase__   ) else 'not '}an Armstrong number.'''   )
  		print(F'''{num} is {'' if narcissistic_number(lowercase__   ) else 'not '}an Armstrong number.'''   )
  		print(F'''{num} is {'' if pluperfect_number(lowercase__   ) else 'not '}an Armstrong number.'''   )
  
  
  if __name__ == "__main__":
  							import doctest
  
  							doctest.testmod()
  							main()
  
  
style_context: 
  
  
  
  
  """simple docstring"""
  
  import numpy as np
  from cva import destroyAllWindows, imread, imshow, waitKey
  class 			lowerCamelCase__    :
  
  
  			def __init__(     self				, SCREAMING_SNAKE_CASE				, SCREAMING_SNAKE_CASE							):
  
  
  
  					"""simple docstring"""
  
  
  
  
  
  
  
  					snake_case		:						int								=				0
  					# max greyscale value for #FFFFFF
  					snake_case		:						List[str]								=				int(self.get_greyscale(255				, 255				, 255							)							)
  
  					if not self.min_threshold < threshold < self.max_threshold:
  							snake_case		:						Union[str, Any]								=				F'''Factor value should be from 0 to {self.max_threshold}'''
  							raise ValueError(SCREAMING_SNAKE_CASE							)
  
  					snake_case		:						str								=				input_img
  					snake_case		:						Optional[Any]								=				threshold
  					snake_case			,				snake_case		:						List[str]								=				self.input_img.shape[1], self.input_img.shape[0]
  
  					# error table size (+4 columns and +1 row) greater than input image because of
  					# lack of if statements
  					snake_case		:						Union[str, Any]								=				[
  					    [0 for _ in range(self.height + 4							)] for __ in range(self.width + 1							)
  					]
  					snake_case		:						Tuple								=				np.ones((self.width, self.height, 3)				, np.uinta							) * 255
  
  
  			@classmethod
  			def 							lowerCamelCase_				(     cls				, SCREAMING_SNAKE_CASE				, SCREAMING_SNAKE_CASE				, SCREAMING_SNAKE_CASE							):
  
  
  
  					"""simple docstring"""
  
  
  
  
  
  
  
  					return 0.1_14 * blue + 0.5_87 * green + 0.21_26 * red
  
  
  
  			def 							lowerCamelCase_				(     self							):
  
  
  
  					"""simple docstring"""
  
  
  
  
  
  
  
  					for y in range(self.height							):
  							for x in range(self.width							):
  									snake_case		:						Dict								=				int(self.get_greyscale(*self.input_img[y][x]							)							)
  									if self.threshold > greyscale + self.error_table[y][x]:
  											snake_case		:						List[str]								=				(0, 0, 0)
  											snake_case		:						List[Any]								=				greyscale + self.error_table[x][y]
  									else:
  											snake_case		:						int								=				(255, 255, 255)
  											snake_case		:						Tuple								=				greyscale + self.error_table[x][y] - 255
  									self.error_table[y][x + 1] += int(8 / 32 * current_error							)
  									self.error_table[y][x + 2] += int(4 / 32 * current_error							)
  									self.error_table[y + 1][x] += int(8 / 32 * current_error							)
  									self.error_table[y + 1][x + 1] += int(4 / 32 * current_error							)
  									self.error_table[y + 1][x + 2] += int(2 / 32 * current_error							)
  									self.error_table[y + 1][x - 1] += int(4 / 32 * current_error							)
  									self.error_table[y + 1][x - 2] += int(2 / 32 * current_error							)
  
  
  if __name__ == "__main__":
  							# create Burke's instances with original images in greyscale
  							__A 		=			[
  							    Burkes(imread("image_data/lena.jpg", 1), threshold)
  							    for threshold in (1, 126, 130, 140)
  							]
  
  							for burkes in burkes_instances:
  														burkes.process()
  
  							for burkes in burkes_instances:
  														imshow(
  														    f'Original image with dithering threshold: {burkes.threshold}',
  														    burkes.output_img,
  														)
  
  							waitKey(0)
  							destroyAllWindows()
  
  