
class  UpperCamelCase__		:







	'''simple docstring'''





	def __init__(			self				,       UpperCamelCase__		):
					A__  :	int         =							val
					A__  :	Optional[Any]         =							None
					A__  :	str         =							None





	def   __snake_case				(			self				,       UpperCamelCase__		):
					if self.val:
									if val < self.val:
													if self.left is None:
																	A__  :	str         =							Node(UpperCamelCase__		)
													else:
																	self.left.insert(UpperCamelCase__		)
									elif val > self.val:
													if self.right is None:
																	A__  :	Dict         =							Node(UpperCamelCase__		)
													else:
																	self.right.insert(UpperCamelCase__		)
					else:
									A__  :	List[str]         =							val




def 				SCREAMING_SNAKE_CASE     (      __UpperCamelCase :						List[Any]							,						__UpperCamelCase :						Optional[Any]       ) ->       int:

				"""simple docstring"""







				if root:
								inorder(root.left							,						__UpperCamelCase       )
								res.append(root.val       )
								inorder(root.right							,						__UpperCamelCase       )

def 				SCREAMING_SNAKE_CASE     (      __UpperCamelCase :						List[str]       ) ->       Tuple:

				"""simple docstring"""







				if len(__UpperCamelCase       ) == 0:
								return arr
				A__  :	Any         =							Node(arr[0]       )
				for i in range(1							,						len(__UpperCamelCase       )       ):
								root.insert(arr[i]       )
				# Traverse BST in order.
				A__  :	Optional[Any]         =							[]
				inorder(__UpperCamelCase							,						__UpperCamelCase       )
				return res


if __name__ == "__main__":
					print(tree_sort([1_0, 1, 3, 2, 9, 1_4, 1_3]))

from numpy import exp, pi, sqrt

def 				SCREAMING_SNAKE_CASE     (      __UpperCamelCase :						Dict							,						__UpperCamelCase :						float = 0.0							,						__UpperCamelCase :						float = 1.0       ) ->       int:

				"""simple docstring"""







				return 1 / sqrt(2 * pi * sigma**2       ) * exp(-((x - mu) ** 2) / (2 * sigma**2)       )


if __name__ == "__main__":
					import doctest

					doctest.testmod()