From daf4849794acb02a9d5393f2da7574b3e1d28cf1 Mon Sep 17 00:00:00 2001 From: Chris Barker Date: Mon, 27 Sep 2010 10:28:18 -0400 Subject: [PATCH] edits --- assignment3.mdwn | 28 ++++++++++++++++++++-------- 1 file changed, 20 insertions(+), 8 deletions(-) diff --git a/assignment3.mdwn b/assignment3.mdwn index 9f64d808..1ce112ea 100644 --- a/assignment3.mdwn +++ b/assignment3.mdwn @@ -106,14 +106,16 @@ be your base case for your recursive functions that operate on trees. Write a function that sums the number of leaves in a tree. Expected behavior: -let t1 = (make-list 1 nil) -let t2 = (make-list 2 nil) -let t3 = (make-list 3 nil) -let t12 = (make-list t1 (make-list t2 nil)) -let t23 = (make-list t2 (make-list t3 nil)) -let ta = (make-list t1 t23) -let tb = (make-list t12 t3) -let tc = (make-list t1 (make-list t23 nil)) +
```+
+let t1 = (make-list 1 nil) in
+let t2 = (make-list 2 nil) in
+let t3 = (make-list 3 nil) in
+let t12 = (make-list t1 (make-list t2 nil)) in
+let t23 = (make-list t2 (make-list t3 nil)) in
+let ta = (make-list t1 t23) in
+let tb = (make-list t12 t3) in
+let tc = (make-list t1 (make-list t23 nil)) in

count-leaves t1 ~~> 1
count-leaves t2 ~~> 2
@@ -123,6 +125,7 @@ count-leaves t23 ~~> 5
count-leaves ta ~~> 6
count-leaves tb ~~> 6
count-leaves tc ~~> 6
+
Write a function that counts the number of leaves.

@@ -147,3 +150,12 @@ reverse (makeList 1 (makeList 2 (makeList 3 nil)))
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+; trees
+let t1 = (makeList 1 nil) in
+let t2 = (makeList 2 nil) in
+let t3 = (makeList 3 nil) in
+let t12 = (makeList t1 (makeList t2 nil)) in
+let t23 = (makeList t2 (makeList t3 nil)) in
+let ta = (makeList t1 t23) in
+let tb = (makeList t12 t3) in
+let tc = (makeList t1 (makeList t23 nil)) in
--
2.11.0

```