



"""simple docstring"""





from bisect import bisect
from itertools import accumulate
def   a__      ( lowerCAmelCase__      ,     lowerCAmelCase__      ,     lowerCAmelCase__      ,     lowerCAmelCase__ ):
      UpperCAmelCase_     					=				sorted(zip(lowerCAmelCase__      ,     lowerCAmelCase__ )      ,     key=lambda lowerCAmelCase__ : x[0] / x[1]      ,     reverse=lowerCAmelCase__ )
      UpperCAmelCase_					,       UpperCAmelCase_     					=				[i[0] for i in r], [i[1] for i in r]
      UpperCAmelCase_     					=				list(accumulate(lowerCAmelCase__ ) )
      UpperCAmelCase_     					=				bisect(lowerCAmelCase__      ,     lowerCAmelCase__ )
      return (
          0
          if k == 0
          else sum(vl[:k] ) + (w - acc[k - 1]) * (vl[k]) / (wt[k])
          if k != n
          else sum(vl[:k] )
      )


if __name__ == "__main__":
  import doctest

  doctest.testmod()









'''simple docstring'''

import unittest

from knapsack import knapsack as k






class 						a_		(     unittest.TestCase    ):


							def    UpperCamelCase     (				self   :						str			)			->					List[Any]:
										snake_case:    Optional[Any]      							=0
										snake_case:    List[str]      							=[0]
										snake_case:    List[str]      							=[0]
										snake_case:    Union[str, Any]      							=len(a_			)
										self.assertEqual(k.knapsack(a_      ,						a_      ,						a_      ,						a_			)      ,						0			)

										snake_case:    Union[str, Any]      							=[6_0]
										snake_case:    str      							=[1_0]
										snake_case:    List[str]      							=len(a_			)
										self.assertEqual(k.knapsack(a_      ,						a_      ,						a_      ,						a_			)      ,						0			)


							def    UpperCamelCase     (				self   :						int			)			->					Optional[Any]:
										snake_case:    Optional[int]      							=3
										snake_case:    Dict      							=[1, 2, 3]
										snake_case:    List[Any]      							=[3, 2, 1]
										snake_case:    Tuple      							=len(a_			)
										self.assertEqual(k.knapsack(a_      ,						a_      ,						a_      ,						a_			)      ,						5			)




							def    UpperCamelCase     (				self   :						List[str]			)			->					str:
										snake_case:    Any      							=5_0
										snake_case:    str      							=[6_0, 1_0_0, 1_2_0]
										snake_case:    Any      							=[1_0, 2_0, 3_0]
										snake_case:    Tuple      							=len(a_			)
										self.assertEqual(k.knapsack(a_      ,						a_      ,						a_      ,						a_			)      ,						2_2_0			)


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




