






"""simple docstring"""


from __future__ import annotations

from typing import Generic, TypeVar

_UpperCamelCase							:       Dict       					=		TypeVar('T')






class 		snake_case    (    Generic[T]			):





    def __init__(				self      :   List[Any]							,						A      :   T     ):


      '''simple docstring'''




      a	:     Dict							=  data  # Assign data
      a	:     Union[str, Any]							=  None  # Initialize next as null
      a	:     str							=  None  # Initialize prev as null






class 		snake_case    (    Generic[T]			):





    def __init__(				self      :   int     ):


      '''simple docstring'''




      a	:     Optional[Any]							=  None





    def 							lowerCamelCase__ (				self      :   Union[str, Any]							,						A      :   T     ):


      '''simple docstring'''




      if self.head is None:
        a	:     Optional[Any]							=  Node(_lowercase     )
      else:
        a	:     Tuple							=  Node(_lowercase     )
        a	:     Union[str, Any]							=  new_node
        a	:     Optional[int]							=  self.head
        a	:     Union[str, Any]							=  None
        a	:     Tuple							=  new_node





    def 							lowerCamelCase__ (				self      :   int     ):


      '''simple docstring'''




      if self.head is None:
        return None
      else:
        assert self.head is not None
        a	:     Union[str, Any]							=  self.head.data
        a	:     Optional[Any]							=  self.head.next
        if self.head is not None:
          a	:     List[str]							=  None
        return temp





    def 							lowerCamelCase__ (				self      :   int     ):


      '''simple docstring'''




      return self.head.data if self.head is not None else None





    def __len__(				self      :   str     ):


      '''simple docstring'''




      a	:     str							=  self.head
      a	:     Any							=  0
      while temp is not None:
        count += 1
        a	:     Any							=  temp.next
      return count





    def 							lowerCamelCase__ (				self      :   Dict     ):


      '''simple docstring'''




      return self.head is None





    def 							lowerCamelCase__ (				self      :   List[str]     ):


      '''simple docstring'''




      print('stack elements are:'     )
      a	:     Union[str, Any]							=  self.head
      while temp is not None:
        print(temp.data							,						end='->'     )
        a	:     Dict							=  temp.next


# Code execution starts here
if __name__ == "__main__":
   # Start with the empty stack
   _UpperCamelCase							:       Optional[int]       					=		Stack()

   # Insert 4 at the beginning. So stack becomes 4->None
   print('Stack operations using Doubly LinkedList')
   stack.push(4)

   # Insert 5 at the beginning. So stack becomes 4->5->None
   stack.push(5)

   # Insert 6 at the beginning. So stack becomes 4->5->6->None
   stack.push(6)

   # Insert 7 at the beginning. So stack becomes 4->5->6->7->None
   stack.push(7)

   # Print the stack
   stack.print_stack()

   # Print the top element
   print('\nTop element is ', stack.top())

   # Print the stack size
   print('Size of the stack is ', len(stack))

   # pop the top element
   stack.pop()

   # pop the top element
   stack.pop()

   # two elements have now been popped off
   stack.print_stack()

   # Print True if the stack is empty else False
   print('\nstack is empty:', stack.is_empty())









import math







def 							A     (						__UpperCAmelCase      )			->			str:



						'''simple docstring'''






						if number == 0:
												UpperCAmelCase_					=	'''Zero'''
												return words
						else:
												UpperCAmelCase_					=	math.logaa(__UpperCAmelCase      )
												UpperCAmelCase_					=	digits + 1
												UpperCAmelCase_					=	{}
												UpperCAmelCase_					=	''''''
												UpperCAmelCase_					=	'''One'''
												UpperCAmelCase_					=	'''Two'''
												UpperCAmelCase_					=	'''Three'''
												UpperCAmelCase_					=	'''Four'''
												UpperCAmelCase_					=	'''Five'''
												UpperCAmelCase_					=	'''Six'''
												UpperCAmelCase_					=	'''Seven'''
												UpperCAmelCase_					=	'''Eight'''
												UpperCAmelCase_					=	'''Nine'''

												UpperCAmelCase_					=	{}
												UpperCAmelCase_					=	''''''
												UpperCAmelCase_					=	'''Twenty'''
												UpperCAmelCase_					=	'''Thirty'''
												UpperCAmelCase_					=	'''Forty'''
												UpperCAmelCase_					=	'''Fifty'''
												UpperCAmelCase_					=	'''Sixty'''
												UpperCAmelCase_					=	'''Seventy'''
												UpperCAmelCase_					=	'''Eighty'''
												UpperCAmelCase_					=	'''Ninety'''

												UpperCAmelCase_					=	{}
												UpperCAmelCase_					=	'''Ten'''
												UpperCAmelCase_					=	'''Eleven'''
												UpperCAmelCase_					=	'''Twelve'''
												UpperCAmelCase_					=	'''Thirteen'''
												UpperCAmelCase_					=	'''Fourteen'''
												UpperCAmelCase_					=	'''Fifteen'''
												UpperCAmelCase_					=	'''Sixteen'''
												UpperCAmelCase_					=	'''Seventeen'''
												UpperCAmelCase_					=	'''Eighteen'''
												UpperCAmelCase_					=	'''Nineteen'''

												UpperCAmelCase_					=	{}
												UpperCAmelCase_					=	'''Hundred,'''
												UpperCAmelCase_					=	'''Thousand,'''
												UpperCAmelCase_					=	'''Lakh,'''
												UpperCAmelCase_					=	'''Crore,'''

												UpperCAmelCase_					=	number
												UpperCAmelCase_					=	''''''
												UpperCAmelCase_					=	0
												UpperCAmelCase_					=	int(__UpperCAmelCase      )
												while counter < digits:
																		UpperCAmelCase_					=	temp_num % 10
																		if counter % 2 == 0:
																								UpperCAmelCase_					=	''''''
																								if counter in placevalue and current != 0:
																														UpperCAmelCase_					=	placevalue[counter]
																								if counter == 2:
																														UpperCAmelCase_					=	singles[current] + addition + words
																								elif counter == 0:
																														if ((temp_num % 100) // 10) == 1:
																																				UpperCAmelCase_					=	teens[current] + addition + words
																																				UpperCAmelCase_					=	temp_num // 10
																																				counter += 1
																														else:
																																				UpperCAmelCase_					=	singles[current] + addition + words

																								else:
																														UpperCAmelCase_					=	doubles[current] + addition + words

																		else:
																								if counter == 1:
																														if current == 1:
																																				UpperCAmelCase_					=	teens[number % 10] + words
																														else:
																																				UpperCAmelCase_					=	''''''
																																				if counter in placevalue:
																																										UpperCAmelCase_					=	placevalue[counter]
																																				UpperCAmelCase_					=	doubles[current] + addition + words
																								else:
																														UpperCAmelCase_					=	''''''
																														if counter in placevalue:
																																				if current == 0 and ((temp_num % 100) // 10) == 0:
																																										UpperCAmelCase_					=	''''''
																																				else:
																																										UpperCAmelCase_					=	placevalue[counter]
																														if ((temp_num % 100) // 10) == 1:
																																				UpperCAmelCase_					=	teens[current] + addition + words
																																				UpperCAmelCase_					=	temp_num // 10
																																				counter += 1
																														else:
																																				UpperCAmelCase_					=	singles[current] + addition + words
																		counter += 1
																		UpperCAmelCase_					=	temp_num // 10
						return words


if __name__ == "__main__":
							import doctest

							doctest.testmod()





