Lower bound for comparison based sorting algorithms – Searching and sorting – A sorting algorithm is comparison based if it uses comparison operators to find the order between two numbers.
quick sort ppt
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When does the worst case of Quicksort occur? – Searching and sorting – Since these cases are very common use cases, the problem was easily solved by choosing either a random index for the pivot.
QuickSort – Searching and Sorting – Like Merge Sort, QuickSort is a Divide and Conquer algorithm. It picks an element as pivot and partitions.There are many different versions of quickSort that pick pivot in different ways.