In-Place Merge Sort - GeeksforGeeks
https://www.geeksforgeeks.org/in-place-merge-sort21.11.2018 · Time Complexity: O(n log n) Note: Time Complexity of above approach is O(n2) because merge is O(n). Time complexity of standard merge sort is O(n log n). Approach 4: Here we use the following technique to perform an in-place merge Given 2 adjacent sorted sub-arrays within an array (hereafter named A and B for convenience), appreciate that we can swap some …
Merge Sorted Array - LeetCode
https://leetcode.com/problems/merge-sorted-arrayMerge nums1 and nums2 into a single array sorted in non-decreasing order. The final sorted array should not be returned by the function, but instead be stored inside the array nums1 . To accommodate this, nums1 has a length of m + n , where the first m elements denote the elements that should be merged, and the last n elements are set to 0 and should be ignored.