diff --git a/add.py b/add.py
index 79aff70..6eed8cb 100644
--- a/add.py
+++ b/add.py
@@ -1,4 +1,6 @@
-a=8
+
+a=22
+
 b=4
 d=7
 c=a+b=d
diff --git a/sub.java b/sub.java
new file mode 100644
index 0000000..e69de29