1def qsort(items):
2 if not items:
3 return []
4 else:
5 pivot = items[0]
6 less = [x for x in items if x < pivot]
7 more = [x for x in items[1:] if x >= pivot]
8 return qsort(less) + [pivot] + qsort(more)✨ Code Explanation ✨
This code implements the quicksort algorithm, which is a sorting algorithm that sorts a list by dividing it into smaller sub-lists based on a pivot element, and recursively sorting the sub-lists. The function takes an unsorted list as an input, and checks if it is empty. If it is empty, the function returns an empty list. If the list is not empty, the function selects the first element of the list as the pivot, and creates two new lists - one containing all the elements that are less than the pivot, and another containing all the elements that are greater than or equal to the pivot. The function then recursively calls itself on the two new lists, and concatenates the sorted less list, the pivot element, and the sorted more list into a single sorted list. This process continues until the entire list is sorted.
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