




from __future__ import annotations

from typing import Any

def  UpperCAmelCase_							(				__UpperCAmelCase						:     Optional[Any]							) ->			int:


      if not postfix_notation:
            return 0

      SCREAMING_SNAKE_CASE_     						=      {'''+''', '''-''', '''*''', '''/'''}
      SCREAMING_SNAKE_CASE_     						=      []

      for token in postfix_notation:
            if token in operations:
                  SCREAMING_SNAKE_CASE_     						=      stack.pop(), stack.pop()
                  if token == "+":
                        stack.append(a + b							)
                  elif token == "-":
                        stack.append(a - b							)
                  elif token == "*":
                        stack.append(a * b							)
                  else:
                        if a * b < 0 and a % b != 0:
                              stack.append(a // b + 1							)
                        else:
                              stack.append(a // b							)
            else:
                  stack.append(int(SCREAMING_SNAKE_CASE__							)							)

      return stack.pop()


if __name__ == "__main__":
   import doctest

   doctest.testmod()





def  UpperCAmelCase_							(				__UpperCAmelCase						:     str							) ->			list:
      return [
          txt[:a] + txt[a].upper() + txt[a + 1 :]
          for a in range(len(__UpperCAmelCase							)							)
          if txt[a].isalpha()
      ]


if __name__ == "__main__":
   __import__('doctest').testmod()