1 files changed, 4 insertions, 0 deletions
diff --git a/04-27.md b/04-27.md
index 82d4ec8..5d06ee1 100644
--- a/04-27.md
+++ b/04-27.md
@@ -261,3 +261,7 @@ return x;
 	- Data structure - we've introduced array (possible to use others)
 
 - Please note that Queue only allows operations on its two ends. Stack only allow operations on its top end
+
+---
+
+[05/01 ->](05-01.md)