from bisect import bisect
from itertools import accumulate


def        __lowerCAmelCase      (	_A			,_A			,_A			,_A       ):



							"""simple docstring"""


							_lowercase					=						sorted(zip(lowerCAmelCase_			,lowerCAmelCase_       )			,key=lambda _A       : x[0] / x[1]			,reverse=lowerCAmelCase_       )
							_lowercase					,							_lowercase					=						[i[0] for i in r], [i[1] for i in r]
							_lowercase					=						list(accumulate(lowerCAmelCase_       )       )
							_lowercase					=						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()






from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


__a	 =      {
    """configuration_pegasus_x""": ["""PEGASUS_X_PRETRAINED_CONFIG_ARCHIVE_MAP""", """PegasusXConfig"""],
}

try:
 if not is_torch_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 __a	 =      [
     """PEGASUS_X_PRETRAINED_MODEL_ARCHIVE_LIST""",
     """PegasusXForConditionalGeneration""",
     """PegasusXModel""",
     """PegasusXPreTrainedModel""",
 ]


if TYPE_CHECKING:
 from .configuration_pegasus_x import PEGASUS_X_PRETRAINED_CONFIG_ARCHIVE_MAP, PegasusXConfig

 try:
  if not is_torch_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .modeling_pegasus_x import (
      PEGASUS_X_PRETRAINED_MODEL_ARCHIVE_LIST,
      PegasusXForConditionalGeneration,
      PegasusXModel,
      PegasusXPreTrainedModel,
  )


else:
 import sys

 __a	 =      _LazyModule(__name__, globals()["""__file__"""], _import_structure, module_spec=__spec__)



