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Sort-Integers-by-The-Number-of-1-Bits

You are given an integer array arr. Sort the integers in the array in ascending order by the number of 1's in their binary representation and in case of two or more integers have the same number of ...
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10. Given an array of integers nums, sort the array in ascending order and return it. You must solve the problem without using any built-in functions in O(nlog(n)) time ...

left_half = merge_sort(arr[:mid]) # Recursively sort the left half right_half = merge_sort(arr[mid:]) # Recursively sort the right half ...