



'''simple docstring'''







def  lowerCamelCase_					(       A_    ,				A_				):
	if mass < 0:
		raise ValueError('''The mass of a body cannot be negative'''				)
	return 0.5 * mass * abs(lowerCamelCase_				) * abs(lowerCamelCase_				)


if __name__ == "__main__":
				import doctest

				doctest.testmod(verbose=True)









from __future__ import annotations

from typing import Any






def     a     (		lowerCamelCase_							):






				'''simple docstring'''
				if not postfix_notation:
								return 0

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

				for token in postfix_notation:
								if token in operations:
												lowercase__					,		lowercase__  					=     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()




