add up to square 2

[challenge-bot] / curriculum / square.scm

diff --git a/curriculum/square.scm b/curriculum/square.scm
index 04bb47b53dd0108370fa6de888627feb7aba5a43..a8fa36d73c33a8b567244b931993dbc86555ecd7 100644 (file)
--- a/curriculum/square.scm
+++ b/curriculum/square.scm
@@ -1,3 +1,32 @@
-(document :title [square]
-  (chapter :title [square()\;]
-           (image :file "square.png" :height 400)))
+(use-modules (skribilo source c))
+
+(document
+ :title [square]
+ (chapter
+  :title (source :language c [square()\;])
+  (p [here's the output of ,(prog (source :language c [square()\;]))])
+  (figure
+   :legend "square();"
+   (image :file "square.png" :height 500))
+  (p [openscad draws  a square for the code
+               ,(source :language c [square()\;]).])
+  (p [there are a couple other things worth noting here.
+            square is followed by an open and close parenthesis
+            ,(source :language c [()]), and then by a semicolon
+            ,(source :language c [\;])]))
+ (chapter
+  :title [square(1)\;]
+  (p [here's the output of ,(source :language c [square(1)\;])])
+  (figure
+   :legend "square(1);"
+   (image :file "square1.png" :height 500))
+  (p [note that it's identical to the
+           ,(source :language c [square()\;]) output.  this is because
+           by default, openscad guesses a value of 1 whenever a value
+           is left unspecified.]))
+ (chapter
+  :title [square(2)\;]
+  (p [here's the output of ,(source :language c [square(2)\;])])
+  (figure
+   :legend "square(2);"
+   (image :file "square2.png" :height 500))))