




def 			_a   (		SCREAMING_SNAKE_CASE_							:       list[list[float]]  ):
					__lowerCAmelCase            = []
					for data in source_data:
										for i, el in enumerate(SCREAMING_SNAKE_CASE_  ):
															if len(SCREAMING_SNAKE_CASE_  ) < i + 1:
																				data_lists.append([]  )
															data_lists[i].append(float(SCREAMING_SNAKE_CASE_  )  )
					return data_lists







def 			_a   (		SCREAMING_SNAKE_CASE_							:       list[list[float]]   ,   SCREAMING_SNAKE_CASE_							:       list[int]  ):
					__lowerCAmelCase            = []
					for dlist, weight in zip(SCREAMING_SNAKE_CASE_   ,   SCREAMING_SNAKE_CASE_  ):
										__lowerCAmelCase            = min(SCREAMING_SNAKE_CASE_  )
										__lowerCAmelCase            = max(SCREAMING_SNAKE_CASE_  )

										__lowerCAmelCase            = []
										# for weight 0 score is 1 - actual score
										if weight == 0:
															for item in dlist:
																				try:
																									score.append(1 - ((item - mind) / (maxd - mind))  )
																				except ZeroDivisionError:
																									score.append(1  )

										elif weight == 1:
															for item in dlist:
																				try:
																									score.append((item - mind) / (maxd - mind)  )
																				except ZeroDivisionError:
																									score.append(0  )

        # weight not 0 or 1
										else:
															__lowerCAmelCase            = F"""Invalid weight of {weight:f} provided"""
															raise ValueError(SCREAMING_SNAKE_CASE_  )

										score_lists.append(SCREAMING_SNAKE_CASE_  )

					return score_lists







def 			_a   (		SCREAMING_SNAKE_CASE_							:       list[list[float]]  ):
					__lowerCAmelCase            = [0 for i in range(len(score_lists[0]  )  )]

					for slist in score_lists:
										for j, ele in enumerate(SCREAMING_SNAKE_CASE_  ):
															__lowerCAmelCase            = final_scores[j] + ele

					return final_scores







def 			_a   (		SCREAMING_SNAKE_CASE_							:       list[list[float]]   ,   SCREAMING_SNAKE_CASE_							:       list[int]  ):
					__lowerCAmelCase            = get_data(SCREAMING_SNAKE_CASE_  )
					__lowerCAmelCase            = calculate_each_score(SCREAMING_SNAKE_CASE_   ,   SCREAMING_SNAKE_CASE_  )
					__lowerCAmelCase            = generate_final_scores(SCREAMING_SNAKE_CASE_  )

					# append scores to source data
					for i, ele in enumerate(SCREAMING_SNAKE_CASE_  ):
										source_data[i].append(SCREAMING_SNAKE_CASE_  )

					return source_data










def 			_a   (		SCREAMING_SNAKE_CASE_							:       int   ,   SCREAMING_SNAKE_CASE_							:       int  ):
					if b == 0:
										return 1
					if (b % 2) == 0:
										return actual_power(SCREAMING_SNAKE_CASE_   ,   int(b / 2  )  ) * actual_power(SCREAMING_SNAKE_CASE_   ,   int(b / 2  )  )
					else:
										return a * actual_power(SCREAMING_SNAKE_CASE_   ,   int(b / 2  )  ) * actual_power(SCREAMING_SNAKE_CASE_   ,   int(b / 2  )  )







def 			_a   (		SCREAMING_SNAKE_CASE_							:       int   ,   SCREAMING_SNAKE_CASE_							:       int  ):
					if b < 0:
										return 1 / actual_power(SCREAMING_SNAKE_CASE_   ,   SCREAMING_SNAKE_CASE_  )
					return actual_power(SCREAMING_SNAKE_CASE_   ,   SCREAMING_SNAKE_CASE_  )


if __name__ == "__main__":
					print(power(-2, -3))




