Question: I have emacs lisp coding question. How can I make a function (defun) and calculate random numbers in two column lists by following requirement. Ex:

I have emacs lisp coding question.

How can I make a function (defun) and calculate random numbers in two column lists by following requirement.

Ex:

List 1

'( (1) (2) )

List 2

'( (4) (5))

I must calculate [(1-4) + (2-5)] * 2

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