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A bidirectional variant of selection sort (called double selection sort or sometimes cocktail sort due to its similarity to cocktail shaker sort) finds both the minimum and maximum values in the list in every pass. This requires three comparisons per two items (a pair of elements is compared, then the greater is compared to the maximum and the ...
Selection sort is an in-place comparison sort. It has O(n 2) complexity, making it inefficient on large lists, and generally performs worse than the similar insertion sort. Selection sort is noted for its simplicity and also has performance advantages over more complicated algorithms in certain situations.
If anyone knows of a selection sort implementation that is stable, please share it with the rest of us. -- Smjg 17:17, 5 Apr 2005 (UTC) Selection sort done on a linked list can be made stable very easily. However, since the discussion of stable vs unstable is done in the context of an array, the selection sort is unstable.
As a baseline algorithm, selection of the th smallest value in a collection of values can be performed by the following two steps: . Sort the collection; If the output of the sorting algorithm is an array, retrieve its th element; otherwise, scan the sorted sequence to find the th element.
Unfortunately, the ability to sort by "From," "Subject," or "Date" is no longer supported if you use the New/Old style of inbox. If you want to sort your messages this way, switch to the Unified Inbox style.
1. Click the Settings icon | select More Settings. 2. Click Filters. 3. Click Add new filters. 4. Enter the filter name, set the filter rules, and choose or create a folder for the emails. 5. Click Save.
The ! indicates cells that are header cells. In order for a table to be sortable, the first row(s) of a table need to be entirely made up out of these header cells. You can learn more about the basic table syntax by taking the Introduction to tables for source editing.
Sorting your emails from your folders has never been easier in AOL Mail. Use the sorting feature regardless of the folder you are in to rearrange the emails and find the ones important, click on Sort on top right of your emails list and choose the option that best suits your need. • Date - Newest on top. • Date - Oldest on top.