

'''simple docstring'''







from __future__ import annotations
def  UpperCAmelCase__      ( UpperCAmelCase__,    UpperCAmelCase__			)     ->     bool:





       if len(_snake_case			) == 0:
              return False
       A_		   = len(_snake_case			) // 2
       if a_list[midpoint] == item:
              return True
       if item < a_list[midpoint]:
              return binary_search(a_list[:midpoint],    _snake_case			)
       else:
              return binary_search(a_list[midpoint + 1 :],    _snake_case			)


if __name__ == "__main__":
      __lowerCamelCase						    =      input('''Enter numbers separated by comma:\n''').strip()
      __lowerCamelCase						    =      [int(item.strip()) for item in user_input.split(''',''')]
      __lowerCamelCase						    =      int(input('''Enter the number to be found in the list:\n''').strip())
      __lowerCamelCase						    =      """""" if binary_search(sequence, target) else """not """
      print(f"""{target} was {not_str}found in {sequence}""")



'''simple docstring'''







import math
import sys
def  UpperCAmelCase__      ( UpperCAmelCase__			)     ->     int:
       if number != int(UpperCAmelCase__			):
              raise ValueError("""the value of input must be a natural number"""			)
       if number < 0:
              raise ValueError("""the value of input must not be a negative number"""			)
       if number == 0:
              return 1
       A_		   = [-1] * (number + 1)
       A_		   = 0
       for i in range(1,    number + 1			):
              A_		   = sys.maxsize
              A_		   = int(math.sqrt(UpperCAmelCase__			)			)
              for j in range(1,    root + 1			):
                     A_		   = 1 + answers[i - (j**2)]
                     A_		   = min(UpperCAmelCase__,    UpperCAmelCase__			)
              A_		   = answer
       return answers[number]


if __name__ == "__main__":
      import doctest

      doctest.testmod()
