1 files changed, 3 insertions, 0 deletions
diff --git a/TODO b/TODO
index a1d7b33..58b4f2b 100644
--- a/TODO
+++ b/TODO
@@ -4,3 +4,6 @@
 
 start symbol implicitly from bnf
 validate bnf: no empty types or values, or empty target lists
+
+map -> unordered_map
+set -> unordered_set