text: Condition to check if the left search space is useless
code: elif ( power ( mid , K ) < N ) : NEW_LINE INDENT return nthRootSearch ( mid + 1 , high , N , K ) ; NEW_LINE DEDENT else : NEW_LINE INDENT return nthRootSearch ( low , mid - 1 , N , K ) ; NEW_LINE DEDENT return low ; NEW_LINE