diff --git a/Programs/P01_hello.py b/Programs/P01_hello.py
index 83d4136..3dd3397 100644
--- a/Programs/P01_hello.py
+++ b/Programs/P01_hello.py
@@ -4,6 +4,11 @@
 def justPrint(text):
     '''This function prints the text passed as argument to this function'''
     print(text)
+    base_value = 10
+    b=20
+    difference = increment_value - base_value
 
 if __name__ == '__main__':
-    justPrint('Hello Sindhu12390')
+    justPrint('Hello Sindhuja')
+
+
diff --git a/Programs/P04_Factorial.py b/Programs/P04_Factorial.py
index fb29789..f5262c3 100644
--- a/Programs/P04_Factorial.py
+++ b/Programs/P04_Factorial.py
@@ -7,6 +7,7 @@ def factorial(number):
     if number < 0:
         print('Invalid entry! Cannot find factorial of a negative number')
     if number == 0 or number == 1:
+        print("Hello")
         return 1
     else:
         return number * factorial(number - 1)