

'''simple docstring'''

import copy
import os

import cva
import numpy as np
from matplotlib import pyplot as plt





class 							_snake_case :
   def __init__( self			:      Dict							):
    SCREAMING_SNAKE_CASE:List[Any]						      =					""
    SCREAMING_SNAKE_CASE:Union[str, Any]						      =					""
    SCREAMING_SNAKE_CASE:str						      =					[]
    SCREAMING_SNAKE_CASE:Union[str, Any]						      =					0
    SCREAMING_SNAKE_CASE:Tuple						      =					256
    SCREAMING_SNAKE_CASE:int						      =					0
    SCREAMING_SNAKE_CASE:Tuple						      =					0
    SCREAMING_SNAKE_CASE:str						      =					0
    SCREAMING_SNAKE_CASE:Dict						      =					0
   def     __UpperCamelCase						( self			:      Optional[Any]     ,SCREAMING_SNAKE_CASE__			:      Optional[int]							):
    SCREAMING_SNAKE_CASE:Optional[Any]						      =					cva.imread(SCREAMING_SNAKE_CASE__     ,0							)
    SCREAMING_SNAKE_CASE:int						      =					copy.deepcopy(self.img							)
    SCREAMING_SNAKE_CASE:List[str]						      =					plt.hist(self.img.ravel()     ,256     ,[0, 256]     ,label="x"							)
    SCREAMING_SNAKE_CASE:Any						      =					np.sum(SCREAMING_SNAKE_CASE__							)
    for i in range(len(SCREAMING_SNAKE_CASE__							)							):
     SCREAMING_SNAKE_CASE:Tuple						      =					x[i] / self.k
     self.sk += prk
     SCREAMING_SNAKE_CASE:Union[str, Any]						      =					(self.L - 1) * self.sk
     if self.rem != 0:
      SCREAMING_SNAKE_CASE:int						      =					int(last % last							)
     SCREAMING_SNAKE_CASE:int						      =					int(last + 1 if self.rem >= 0.5 else last							)
     self.last_list.append(SCREAMING_SNAKE_CASE__							)
     SCREAMING_SNAKE_CASE:Optional[Any]						      =					int(np.ma.count(self.img							) / self.img[1].size							)
     SCREAMING_SNAKE_CASE:List[str]						      =					self.img[1].size
    for i in range(self.number_of_cols							):
     for j in range(self.number_of_rows							):
      SCREAMING_SNAKE_CASE:str						      =					self.img[j][i]
      if num != self.last_list[num]:
       SCREAMING_SNAKE_CASE:int						      =					self.last_list[num]
    cva.imwrite("output_data/output.jpg"     ,self.img							)
   def     __UpperCamelCase						( self			:      List[str]							):
    plt.hist(self.img.ravel()     ,256     ,[0, 256]							)







   def     __UpperCamelCase						( self			:      str							):
    cva.imshow("Output-Image"     ,self.img							)
    cva.imshow("Input-Image"     ,self.original_image							)
    cva.waitKey(5_000							)
    cva.destroyAllWindows()


if __name__ == "__main__":
    A_       						=							os.path.join(os.path.basename(__file__), "image_data/input.jpg")
    A_       						=							ConstantStretch()
    stretcher.stretch(file_path)
    stretcher.plot_histogram()
    stretcher.show_image()









'''simple docstring'''

def    A_  ( snake_case = 100 ):
  SCREAMING_SNAKE_CASE:Dict						      =					0
  SCREAMING_SNAKE_CASE:Optional[int]						      =					0
  for i in range(1      ,       n + 1 ):
    sum_of_squares += i**2
    sum_of_ints += i
  return sum_of_ints**2 - sum_of_squares


if __name__ == "__main__":
    print(f'''{solution() = }''')






