diff --git a/add.py b/add.py
index c3a186e..08316a7 100644
--- a/add.py
+++ b/add.py
@@ -4,4 +4,4 @@
 
 b = 100 
 
-print (a * b)
+print (a + b)
diff --git a/big.c b/big.c
new file mode 100644
index 0000000..b3cd52f
--- /dev/null
+++ b/big.c
@@ -0,0 +1,6 @@
+#include <stdio.h>
+void main()
+{
+    printf("hello ");
+    return 0;
+}