More chapter 2 work.

2018-02-08 08:38:06 -08:00
parent acbb50d43c
commit e0d8dc0171
6 changed files with 81 additions and 28 deletions
--- a/ods/notes/chapter2.txt
+++ b/ods/notes/chapter2.txt
@@ -12,4 +12,10 @@ These data structures have common advantages and limitations:
  array requires shifting all the following elements.

 With some careful management, the additional *amortised* complexity added by
-resizing isn't too bad.
+resizing isn't too bad.
+
+## Array stack
+
+* Uses backing array *a*.
+* Typically, the array will be larger than necessary, so an element *n* is
+  used to track the actual number of elements stored in the stack.