



'''simple docstring'''






def 				lowerCamelCase__	(						_A    ):
  a						: Dict					       =					[]
  a						: List[str]					       =					[]
  a						: List[Any]					       =					{
      '^': 3,
      '*': 2,
      '/': 2,
      '%': 2,
      '+': 1,
      '-': 1,
  }  # Priority of each operator
  a						: Union[str, Any]					       =					len(__A    ) if (len(__A    ) > 7) else 7

  # Print table header for output
  print(
      'Symbol'.center(8    )			,      'Stack'.center(__A    )			,      'Postfix'.center(__A    )			,      sep=' | '			,      )
  print('-' * (print_width * 3 + 7)    )

  for x in infix:
    if x.isalpha() or x.isdigit():
      post_fix.append(__A    )  # if x is Alphabet / Digit, add it to Postfix
    elif x == "(":
      stack.append(__A    )  # if x is "(" push to Stack
    elif x == ")":  # if x is ")" pop stack until "(" is encountered
      while stack[-1] != "(":
        post_fix.append(stack.pop()    )  # Pop stack & add the content to Postfix
      stack.pop()
    else:
      if len(__A    ) == 0:
        stack.append(__A    )  # If stack is empty, push x to stack
      else:  # while priority of x is not > priority of element in the stack
        while len(__A    ) > 0 and priority[x] <= priority[stack[-1]]:
          post_fix.append(stack.pop()    )  # pop stack & add to Postfix
        stack.append(__A    )  # push x to stack

    print(
        x.center(8    )			,      (''.join(__A    )).ljust(__A    )			,      (''.join(__A    )).ljust(__A    )			,      sep=' | '			,      )  # Output in tabular format

  while len(__A    ) > 0:  # while stack is not empty
    post_fix.append(stack.pop()    )  # pop stack & add to Postfix
    print(
        ' '.center(8    )			,      (''.join(__A    )).ljust(__A    )			,      (''.join(__A    )).ljust(__A    )			,      sep=' | '			,      )  # Output in tabular format

  return "".join(__A    )  # return Postfix as str
def 				lowerCamelCase__	(						_A    ):
  a						: str					       =					list(infix[::-1]    )  # reverse the infix equation

  for i in range(len(__A    )    ):
    if infix[i] == "(":
      a						: List[str]					       =					')'  # change "(" to ")"
    elif infix[i] == ")":
      a						: Optional[int]					       =					'('  # change ")" to "("

  return (infix_2_postfix(''.join(__A    )    ))[
      ::-1
  ]  # call infix_2_postfix on Infix, return reverse of Postfix


if __name__ == "__main__":
     lowerCAmelCase: int							=						input('\nEnter an Infix Equation = ')  # Input an Infix equation
     lowerCAmelCase: str							=						"".join(Infix.split())  # Remove spaces from the input
     print('\n\t', Infix, '(Infix) -> ', infix_2_prefix(Infix), '(Prefix)')




'''simple docstring'''






import copy
import os

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

class 							a__:







    def __init__(				self			:  Optional[int]     ):
      a						: int					       =					''
      a						: List[str]					       =					''
      a						: int					       =					[]
      a						: Optional[Any]					       =					0
      a						: Optional[Any]					       =					2_56
      a						: int					       =					0
      a						: Optional[int]					       =					0
      a						: str					       =					0
      a						: int					       =					0







    def       lowercase_	(				self			:  List[str]						,      __snake_case			:  int     ):
      a						: Optional[Any]					       =					cva.imread(__snake_case						,      0     )
      a						: int					       =					copy.deepcopy(self.img     )
      a       ,     a       ,     a						: Optional[int]					       =					plt.hist(self.img.ravel()						,      2_56						,      [0, 2_56]						,      label='x'     )
      a						: str					       =					np.sum(__snake_case     )
      for i in range(len(__snake_case     )     ):
        a						: List[str]					       =					x[i] / self.k
        self.sk += prk
        a						: List[Any]					       =					(self.L - 1) * self.sk
        if self.rem != 0:
          a						: Union[str, Any]					       =					int(last % last     )
        a						: int					       =					int(last + 1 if self.rem >= 0.5 else last     )
        self.last_list.append(__snake_case     )
        a						: int					       =					int(np.ma.count(self.img     ) / self.img[1].size     )
        a						: Dict					       =					self.img[1].size
      for i in range(self.number_of_cols     ):
        for j in range(self.number_of_rows     ):
          a						: Tuple					       =					self.img[j][i]
          if num != self.last_list[num]:
            a						: Union[str, Any]					       =					self.last_list[num]
      cva.imwrite('output_data/output.jpg'						,      self.img     )







    def       lowercase_	(				self			:  Union[str, Any]     ):
      plt.hist(self.img.ravel()						,      2_56						,      [0, 2_56]     )







    def       lowercase_	(				self			:  Any     ):
      cva.imshow('Output-Image'						,      self.img     )
      cva.imshow('Input-Image'						,      self.original_image     )
      cva.waitKey(50_00     )
      cva.destroyAllWindows()


if __name__ == "__main__":
     lowerCAmelCase: Dict							=						os.path.join(os.path.basename(__file__), 'image_data/input.jpg')
     lowerCAmelCase: Optional[Any]							=						ConstantStretch()
     stretcher.stretch(file_path)
     stretcher.plot_histogram()
     stretcher.show_image()