[plt-scheme] Excersise 14.2.3 - HtDP - Ordered list of binary tree nodes

Proficiat! jos

----- Original Message ----- 
From: "Charlie Turner" <charlie.h.turner at googlemail.com>
snip>
> (define (inorder BT)
> (cond
>   [(false? BT) empty]
>   [else (append (inorder (node-left BT)) (cons (node-ssn BT)
>                                                (inorder (node-right 
> BT))))]))
>
> All the best
>
> --
> Charlie.
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