streamline skiplist a bit

[nbds] / todo

diff --git a/todo b/todo
index bf4dc2194608700faab3b459abc9b9bf747ebaff..6586b8747e49085d343896d76695c60ffeed8ee8 100644 (file)
--- a/todo
+++ b/todo
@@ -6,4 +6,4 @@
 + use NULL instead of a sentinal node in skiplist and list
 - make interfaces for all data structures consistent 
 + make list and skiplist use string keys
-- optimize short strings by embedding the data directly in their pointers
+- optimize integer keys