
class 					_SCREAMING_SNAKE_CASE  :
      def __init__(			self		,	lowerCamelCase ):
          snake_case__						=				len(lowerCamelCase )
          snake_case__						=				[0] * len_array

          if len_array > 0:
              snake_case__						=				array[0]

          for i in range(1		,	lowerCamelCase ):
              snake_case__						=				self.prefix_sum[i - 1] + array[i]
      def A_			(			self		,	lowerCamelCase		,	lowerCamelCase ):
          if start == 0:
              return self.prefix_sum[end]

          return self.prefix_sum[end] - self.prefix_sum[start - 1]



      def A_			(			self		,	lowerCamelCase ):
          snake_case__						=				{0}
          for sum_item in self.prefix_sum:
              if sum_item - target_sum in sums:
                  return True

              sums.add(lowerCamelCase )

          return False


if __name__ == "__main__":
     import doctest

     doctest.testmod()





def 	SCREAMING_SNAKE_CASE__    (      __lowerCAmelCase    ,		__lowerCAmelCase							):
    return price * (1 + tax_rate)


if __name__ == "__main__":
     print(F'''{price_plus_tax(100, 0.2_5) = }''')
     print(F'''{price_plus_tax(1_2_5.5_0, 0.0_5) = }''')



