

from .balanced_parentheses import balanced_parentheses
from .stack import Stack




def        __UpperCamelCase     (      _A					:							str		)				->int:



							"""simple docstring"""
							return {"+": 1, "-": 1, "*": 2, "/": 2, "^": 3}.get(_A      ,  -1		)




def        __UpperCamelCase     (      _A					:							str		)				->str:



							"""simple docstring"""
							if not balanced_parentheses(_A		):
														raise ValueError("""Mismatched parentheses"""		)
							lowerCamelCase_								=Stack()
							lowerCamelCase_								=[]
							for char in expression_str:
														if char.isalpha() or char.isdigit():
																					postfix.append(_A		)
														elif char == "(":
																					stack.push(_A		)
														elif char == ")":
																					while not stack.is_empty() and stack.peek() != "(":
																												postfix.append(stack.pop()		)
																					stack.pop()
														else:
																					while not stack.is_empty() and precedence(_A		) <= precedence(stack.peek()		):
																												postfix.append(stack.pop()		)
																					stack.push(_A		)
							while not stack.is_empty():
														postfix.append(stack.pop()		)
							return " ".join(_A		)


if __name__ == "__main__":
	from doctest import testmod

	testmod()
	__A	:   Any	=					'a+b*(c^d-e)^(f+g*h)-i'

	print('Infix to Postfix Notation demonstration:\n')
	print('Infix notation: ' + expression)
	print('Postfix notation: ' + infix_to_postfix(expression))



def        __UpperCamelCase     (      _A					:							str		)				->int:



							"""simple docstring"""
							lowerCamelCase_								=lowerCamelCase_								=0
							for letter in data:
														lowerCamelCase_								=(hash_ << 4) + ord(_A		)
														lowerCamelCase_								=hash_ & 0XF0000000
														if x != 0:
																					hash_ ^= x >> 24
														hash_ &= ~x
							return hash_


if __name__ == "__main__":
	import doctest

	doctest.testmod()
