@Arjun Sir what is the meaning of 1) The array is already sorted in same order.

is it mean elements are in ascending order?

is it mean elements are in ascending order?

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Assume that the last element of the set is used as partition element in Quicksort. If $n$ distinct elements from the set $\left[1\dots n\right]$ are to be sorted, give an input for which Quicksort takes maximum time.

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