

def   a   (    A__			:     str   ,     A__			:     list[str]  )					->   str:





    """simple docstring"""



    _lowercase			 =''
    for word_or_phrase in separated:
        if not isinstance(A__   ,     A__  ):
            raise Exception('join() accepts only strings to be joined'  )
        joined += word_or_phrase + separator
    return joined.strip(A__  )


if __name__ == "__main__":
  from doctest import testmod

  testmod()





import unittest

from knapsack import knapsack as k





class 				__lowerCAmelCase  (      unittest.TestCase							):




  def 						A__  (       self      )						->				List[str]:
        '''simple docstring'''






        _lowercase			 =0
        _lowercase			 =[0]
        _lowercase			 =[0]
        _lowercase			 =len(lowerCAmelCase      )
        self.assertEqual(k.knapsack(lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase      )							,     0      )

        _lowercase			 =[60]
        _lowercase			 =[10]
        _lowercase			 =len(lowerCAmelCase      )
        self.assertEqual(k.knapsack(lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase      )							,     0      )




  def 						A__  (       self      )						->				List[Any]:
        '''simple docstring'''






        _lowercase			 =3
        _lowercase			 =[1, 2, 3]
        _lowercase			 =[3, 2, 1]
        _lowercase			 =len(lowerCAmelCase      )
        self.assertEqual(k.knapsack(lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase      )							,     5      )




  def 						A__  (       self      )						->				str:
        '''simple docstring'''






        _lowercase			 =50
        _lowercase			 =[60, 100, 120]
        _lowercase			 =[10, 20, 30]
        _lowercase			 =len(lowerCAmelCase      )
        self.assertEqual(k.knapsack(lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase      )							,     220      )


if __name__ == "__main__":
  unittest.main()


