


import math

__magic_name__  	=     1_0
__magic_name__  	=     7
__magic_name__  	=     BALLS_PER_COLOUR * NUM_COLOURS







def 							__magic_name__    (     lowerCAmelCase_ = 20):
	'''simple docstring'''


	lowerCamelCase_					:				Any              =  math.comb(_snake_case     ,	_snake_case)
	lowerCamelCase_					:				Optional[Any]              =  math.comb(NUM_BALLS - BALLS_PER_COLOUR     ,	_snake_case)

	lowerCamelCase_					:				List[str]              =  NUM_COLOURS * (1 - missing_colour / total)

	return F"""{result:.9f}"""


if __name__ == "__main__":
							print(solution(2_0))






from .configuration_bert_masked import MaskedBertConfig
from .modeling_bert_masked import (
    MaskedBertForMultipleChoice,
    MaskedBertForQuestionAnswering,
    MaskedBertForSequenceClassification,
    MaskedBertForTokenClassification,
    MaskedBertModel,
)
from .modules import *



