altos/lisp: Make hanoi example output a bit prettier

Make the towers symmetrical instead of lopsided. Much nicer looking.

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/test/hanoi.lisp b/src/test/hanoi.lisp
index aece2ba0d5764bd1215689e6e4e7c4b3c464ad63..387e696ae55de1df681ce3ff0bc1bac8ed66e92b 100644 (file)
--- a/src/test/hanoi.lisp
+++ b/src/test/hanoi.lisp
@@ -32,9 +32,7 @@
 
 ; Here's the pieces to display
 
-(setq stack '("*" "**" "***" "****" "*****" "******" "*******"))
-
-(setq top (+ (length stack) 3))
+(setq stack '("     *     " "    ***    " "   *****   " "  *******  " " ********* " "***********"))
 
 ;
 ; Here's all of the stacks of pieces
@@ -55,7 +53,7 @@
               )
         )
        (t (progn
-            (display-string x y "          ")
+            (display-string x y "                    ")
             (display-stack x (1+ y) (1- clear) stack)
             )
           )
@@ -94,6 +92,7 @@
 
 (defun reset-stacks ()
   (setq stacks (list stack nil nil))
+  (setq top (+ (length stack) 3))
   (length stack)
   )