diff --git a/SegmentTree.java b/SegmentTree.java
index 10b3668..5db52c4 100644
--- a/SegmentTree.java
+++ b/SegmentTree.java
@@ -69,3 +69,4 @@ public static void main(String[] args) {
 	}
 
 }
+,//this code is optimised very well i learnt a lot