
"""simple docstring"""





def 				lowerCamelCase__		(      __snake_case     )							->		Tuple:


					"""simple docstring"""





					_UpperCamelCase										=  []
					_UpperCamelCase										=  []
					_UpperCamelCase										=  {
					    '''^''': 3,
					    '''*''': 2,
					    '''/''': 2,
					    '''%''': 2,
					    '''+''': 1,
					    '''-''': 1,
					}  # Priority of each operator
					_UpperCamelCase										=  len(__snake_case     ) if (len(__snake_case     ) > 7) else 7

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

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

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

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

					return "".join(__snake_case     )  # return Postfix as str



def 				lowerCamelCase__		(      __snake_case     )							->		Optional[int]:


					"""simple docstring"""





					_UpperCamelCase										=  list(infix[::-1]     )  # reverse the infix equation

					for i in range(len(__snake_case     )     ):
										if infix[i] == "(":
															_UpperCamelCase										=  ''')'''  # change "(" to ")"
										elif infix[i] == ")":
															_UpperCamelCase										=  '''('''  # change ")" to "("

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


if __name__ == "__main__":
				_a														=		input("""\nEnter an Infix Equation = """)  # Input an Infix equation
				_a														=		"""""".join(Infix.split())  # Remove spaces from the input
				print("""\n\t""", Infix, """(Infix) -> """, infix_2_prefix(Infix), """(Prefix)""")








"""simple docstring"""





class    _UpperCAmelCase:



		def __init__( self    ,		__a    ,		__a    ,		__a)	->	List[Any]:






							'''simple docstring'''
							_UpperCamelCase										=  name
							_UpperCamelCase										=  value
							_UpperCamelCase										=  weight



		def __repr__( self)	->	List[str]:






							'''simple docstring'''
							return F'''{self.__class__.__name__}({self.name}, {self.value}, {self.weight})'''



		def 						UpperCAmelCase							( self)	->	Tuple:






							'''simple docstring'''
							return self.value



		def 						UpperCAmelCase							( self)	->	Union[str, Any]:






							'''simple docstring'''
							return self.name



		def 						UpperCAmelCase							( self)	->	int:






							'''simple docstring'''
							return self.weight




		def 						UpperCAmelCase							( self)	->	Any:






							'''simple docstring'''
							return self.value / self.weight





def 				lowerCamelCase__		(      __snake_case,					__snake_case,					__snake_case     )							->		Optional[Any]:


					"""simple docstring"""





					_UpperCamelCase										=  []
					for i in range(len(__snake_case     )     ):
										menu.append(Things(name[i],					value[i],					weight[i]     )     )
					return menu



def 				lowerCamelCase__		(      __snake_case,					__snake_case,					__snake_case     )							->		List[str]:


					"""simple docstring"""





					_UpperCamelCase										=  sorted(__snake_case,					key=__snake_case,					reverse=__snake_case     )
					_UpperCamelCase										=  []
					_UpperCamelCase			,  _UpperCamelCase										=  0.0, 0.0
					for i in range(len(__snake_case     )     ):
										if (total_cost + items_copy[i].get_weight()) <= max_cost:
															result.append(items_copy[i]     )
															total_cost += items_copy[i].get_weight()
															total_value += items_copy[i].get_value()
					return (result, total_value)



def 				lowerCamelCase__		(      )							->		List[str]:


					"""simple docstring"""







if __name__ == "__main__":
				import doctest

				doctest.testmod()






