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#traversal

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#commonLisp #programming #lazy #efficient #typed #tree fringe #traversal with the #series Macro package #intro screwlisp.small-web.org/cl-ser

Just a quick note for this morning.

We make something like:
```
* '((1 (2)) (3 (4 (5) 6)) (7) 8)
((1 (2)) (3 (4 (5) 6)) (7) 8)
* (pick-len-leaves-less-than * 5 6)
(1 2 3 4 5)
* (reverse **)
(8 (7) (3 (4 (5) 6)) (1 (2)))
* (pick-len-leaves-less-than * 5 6)
(3 4 5 1 2)
```

screwlisp.small-web.orgCommon Lisp + cl-series Leaves of a tree