Replace Elements with Indices in Sorted Array
Given an unsorted array of numbers, return an array where each element is replaced with the index it would have in a sorted array. Example: [8,5,4,3,1] -> [4,3,2,1,0]. Follow-up: Is it possible to solve this faster than O(nlogn)?
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Late September, 2024
Junior
Given an unsorted array of numbers, return an array where each element is replaced with the index it would have in a sorted array. Example: [8,5,4,3,1] -> [4,3,2,1,0]. Follow-up: Is it possible to solve this faster than O(nlogn)?
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