quick sort algorithm is implemented and added to the sorting algorithms, including a test case for validation. Details for explanation of its time complexity is added to merge sort. Furthermore, the unnecessary string library from the merge_sort's test case is removed.
quick sort algorithm is implemented and added to the sorting algorithms, including a test case for validation. Details for explanation of its time complexity is added to merge sort. Furthermore, the unnecessary string library from the merge_sort's test case is removed.