






from __future__ import annotations

from typing import Any


def __A    (      __lowerCAmelCase	)->  int:





						"""simple docstring"""



						if not postfix_notation:
												return 0

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

						for token in postfix_notation:
												if token in operations:
																		_UpperCAmelCase					, _UpperCAmelCase									=			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(__lowerCAmelCase	)	)

						return stack.pop()


if __name__ == "__main__":
		import doctest

		doctest.testmod()








from __future__ import annotations

import collections
import pprint
from pathlib import Path


def __A    (      __lowerCAmelCase	)->  str:





						"""simple docstring"""



						return "".join(sorted(__lowerCAmelCase	)	)


def __A    (      __lowerCAmelCase	)->  list[str]:





						"""simple docstring"""



						return word_by_signature[signature(__lowerCAmelCase	)]


_a      	=  Path(__file__).parent.joinpath('''words.txt''').read_text(encoding='''utf-8''')
_a      	=  sorted({word.strip().lower() for word in data.splitlines()})

_a      	=  collections.defaultdict(list)
for word in word_list:
		word_by_signature[signature(word)].append(word)

if __name__ == "__main__":
		_a      	=  {word: anagram(word) for word in word_list if len(anagram(word)) > 1}

		with open('''anagrams.txt''', '''w''') as file:
				file.write('''all_anagrams = \n ''')
				file.write(pprint.pformat(all_anagrams))
