Here is a blocks-only merge sort that has a customizeable comparison function you can fit to your table (list of lists) ...
After you sort your table, extract whichever Elements list you need for your display and selection process.
Here is a blocks-only merge sort that has a customizeable comparison function you can fit to your table (list of lists) ...
After you sort your table, extract whichever Elements list you need for your display and selection process.