



"""simple docstring"""
__a      =				{}
def    A_  (			_lowercase,					_lowercase,					_lowercase	):







						'''simple docstring'''


						if late == 3 or absent == 2:
												return 0

						# if we have no days left, and have not failed any other rules,
						# we have a prize string
						if days == 0:
												return 1

						# No easy solution, so now we need to do the recursive calculation

						# First, check if the combination is already in the cache, and
						# if yes, return the stored value from there since we already
						# know the number of possible prize strings from this point on
						snake_case_ :str						=			(days, absent, late)
						if key in cache:
												return cache[key]

						# now we calculate the three possible ways that can unfold from
						# this point on, depending on our attendance today

						# 1) if we are late (but not absent), the "absent" counter stays as
						# it is, but the "late" counter increases by one
						snake_case_ :Any						=			_calculate(days - 1,					_lowercase,					late + 1	)

						# 2) if we are absent, the "absent" counter increases by 1, and the
						# "late" counter resets to 0
						snake_case_ :Optional[int]						=			_calculate(days - 1,					absent + 1,					0	)

						# 3) if we are on time, this resets the "late" counter and keeps the
						# absent counter
						snake_case_ :str						=			_calculate(days - 1,					_lowercase,					0	)

						snake_case_ :Optional[Any]						=			state_late + state_absent + state_ontime

						snake_case_ :Optional[Any]						=			prizestrings
						return prizestrings
def    A_  (			_lowercase = 30	):







						'''simple docstring'''


						return _calculate(_lowercase,					absent=0,					late=0	)


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





"""simple docstring"""
import math
class 				lowerCamelCase  :






					'''simple docstring'''





					def    lowerCAmelCase_				(       self:							Tuple						,     snake_case:							list[list[float]]						,     snake_case:							list[int]						)   ->	int:
											snake_case_ :Any						=			0.0
											snake_case_ :Tuple						=			0.0
											for i in range(len(snake_case						)						):
																	da += math.pow((sample[i] - weights[0][i])						,     2						)
																	da += math.pow((sample[i] - weights[1][i])						,     2						)
																	return 0 if da > da else 1
											return 0






					def    lowerCAmelCase_				(       self:							Optional[int]						,     snake_case:							list[list[int | float]]						,     snake_case:							list[int]						,     snake_case:							int						,     snake_case:							float						)   ->	list[list[int | float]]:
											for i in range(len(snake_case						)						):
																	weights[j][i] += alpha * (sample[i] - weights[j][i])
											return weights

def    A_  (			):







						'''simple docstring'''


						snake_case_ :Dict						=			[[1, 1, 0, 0], [0, 0, 0, 1], [1, 0, 0, 0], [0, 0, 1, 1]]

						# weight initialization ( n, C )
						snake_case_ :List[Any]						=			[[0.2, 0.6, 0.5, 0.9], [0.8, 0.4, 0.7, 0.3]]

						# training
						snake_case_ :Optional[Any]						=			SelfOrganizingMap()
						snake_case_ :Dict						=			3
						snake_case_ :Dict						=			0.5

						for _ in range(_lowercase	):
												for j in range(len(_lowercase	)	):
																		# training sample
																		snake_case_ :List[Any]						=			training_samples[j]

																		# Compute the winning vector
																		snake_case_ :Optional[int]						=			self_organizing_map.get_winner(_lowercase,					_lowercase	)

																		# Update the winning vector
																		snake_case_ :List[str]						=			self_organizing_map.update(_lowercase,					_lowercase,					_lowercase,					_lowercase	)

    # classify test sample
						snake_case_ :str						=			[0, 0, 0, 1]
						snake_case_ :List[Any]						=			self_organizing_map.get_winner(_lowercase,					_lowercase	)

						# results
						print(f"""Clusters that the test sample belongs to : {winner}"""	)
						print(f"""Weights that have been trained : {weights}"""	)


# running the main() function
if __name__ == "__main__":
						main()
