






def 						a    (		lowerCamelCase_	,     lowerCamelCase_       ):






				'''simple docstring'''
				lowercase__     				=    len(lowerCamelCase_       )
				lowercase__     				=    len(lowerCamelCase_       )
				lowercase__     				=    [[False for _ in range(m + 1       )] for _ in range(n + 1       )]
				lowercase__     				=    True
				for i in range(lowerCamelCase_       ):
								for j in range(m + 1       ):
												if dp[i][j]:
																if j < m and a[i].upper() == b[j]:
																				lowercase__     				=    True
																if a[i].islower():
																				lowercase__     				=    True
				return dp[n][m]


if __name__ == "__main__":
							import doctest

							doctest.testmod()












from __future__ import annotations






def 						a    (		lowerCamelCase_       ):






				'''simple docstring'''
				lowercase__     				=    0.00
				lowercase__     				=    0
				for resistor in resistors:
								if resistor <= 0:
												lowercase__     				=    F"""Resistor at index {index} has a negative or zero value!"""
												raise ValueError(lowerCamelCase_       )
								first_sum += 1 / float(lowerCamelCase_       )
								index += 1
				return 1 / first_sum






def 						a    (		lowerCamelCase_       ):






				'''simple docstring'''
				lowercase__     				=    0.00
				lowercase__     				=    0
				for resistor in resistors:
								sum_r += resistor
								if resistor < 0:
												lowercase__     				=    F"""Resistor at index {index} has a negative value!"""
												raise ValueError(lowerCamelCase_       )
								index += 1
				return sum_r


if __name__ == "__main__":
							import doctest

							doctest.testmod()




