diff --git a/Ex_Files/01_01_begin/hello.py b/Ex_Files/01_01_begin/hello.py
new file mode 100644
index 00000000..9839e63b
--- /dev/null
+++ b/Ex_Files/01_01_begin/hello.py
@@ -0,0 +1 @@
+import this
\ No newline at end of file
diff --git a/Ex_Files/01_01_end/hello.py b/Ex_Files/01_01_end/hello.py
index c4da7d18..9839e63b 100644
--- a/Ex_Files/01_01_end/hello.py
+++ b/Ex_Files/01_01_end/hello.py
@@ -1 +1 @@
-import this
+import this
\ No newline at end of file
diff --git a/Ex_Files/02_01_begin/main.py b/Ex_Files/02_01_begin/main.py
index de27c558..c95e76e2 100644
--- a/Ex_Files/02_01_begin/main.py
+++ b/Ex_Files/02_01_begin/main.py
@@ -1,4 +1,4 @@
-RUN_INDENTED = False
+RUN_INDENTED = True
 
 message = "running unindented"
 
@@ -11,3 +11,4 @@
 def my_function():
     greet = "Hello"
     return greet
+print(my_function())
\ No newline at end of file
diff --git a/Ex_Files/02_02_begin/main.py b/Ex_Files/02_02_begin/main.py
index 85a3ff30..e119fb71 100644
--- a/Ex_Files/02_02_begin/main.py
+++ b/Ex_Files/02_02_begin/main.py
@@ -10,3 +10,8 @@
 formatted = greet_format.format(name)
 
 print(intrupution, formatted)
+
+print(formatted.upper())
+print(formatted.lower())
+
+print(formatted.replace("John","kaushik"))
\ No newline at end of file