diff --git a/FencedMatrix.py b/FencedMatrix.py
index 6088ad8..48f9b68 100644
--- a/FencedMatrix.py
+++ b/FencedMatrix.py
@@ -3,27 +3,30 @@
 # list comprehension, deep and shallow copy methods in Python. 
 # The project can be performed on Jupyter Notebook or Google Colab.
 
-#take input without using library ast
+# take input without using library ast
 in_str=input()
-#as the input is in the form --> m,n where m is number of rows and n is number of columns, so we will split it using comma as separator
+
+# as the input is in the form --> m,n where m is number of rows and n is number of columns, so we will split it using comma as separator
 in_str=in_str.split(',')
+
 # number of rows : m
 m=int(in_str[0])
+
 # number of columns : n
 n=int(in_str[1])
 
-#make a list with n zeroes
+# make a list with n zeroes
 final=[0]*n
 
-#make a matrix of m such lists using list comprehensions
+# make a matrix of m such lists using list comprehensions
 final=[list(final) for i in range(m)]
 
 for i in range(m):
     for j in range(n):
         if i==0 or j==0 or i==m-1 or j==n-1:
-            final[i][j]=1                        #changing the list without any copy method
+            final[i][j]=1                        # changing the list without any copy method
 
-#print in the fashion as shown in Sample output
+# print in the fashion as shown in Sample output
 for i in final:
     print(i)
 
diff --git a/Find_area _of_triangle.py b/Find_area _of_triangle.py
index cbe6329..f0b2a0a 100644
--- a/Find_area _of_triangle.py	
+++ b/Find_area _of_triangle.py	
@@ -8,6 +8,5 @@
 
 # calculating area of the triangle  
 area = (s*(s-a)*(s-b)*(s-c)) ** 0.5
-
 print('The area of the triangle is:', area)   
 
diff --git a/String_reversal_2.py b/String_reversal_2.py
index 7eda448..8167a95 100644
--- a/String_reversal_2.py
+++ b/String_reversal_2.py
@@ -1,5 +1,4 @@
 # String reversal using recursion
-  
 def reverse(strr):
     if len(strr) == 0:
         return strr