rahul.ma
...@gmail.com writes:
> If we have following array
> (setf *possible-die-combinations* (make-array '(20 6)
> :initial-contents
> '((1 3 2 4 5 6)
> (1 2 4 5 3 6)
> (1 4 5 3 2 6)
> (1 5 3 2 4 6)
> (2 3 6 4 1 5)
> (2 6 4 1 3 5)
> (2 4 1 3 6 5)
> (2 1 3 6 4 5)
> (3 5 6 2 1 4)
> (3 6 2 1 5 4)
> (3 2 1 5 6 4)
> (3 1 5 6 2 4)
> (4 6 5 1 2 3)
> (4 5 1 2 6 3)
> (4 1 2 6 5 3)
> (4 2 6 5 1 3)
> (5 3 1 4 6 2)
> (5 1 4 6 3 2)
> (5 4 6 3 1 2)
> (5 6 3 1 4 2))))
> If you would notice, in every row the set of first and second elements
> together is unique. For e.g. the first row has (1, 3) and the second
> row has (1, 2).
> Now I want to retrieve a specific row based on this given combination
> of first and second element. How do I do it?
How do you do it?