diff --git a/Assignment A-3a (Pattern using DDA Line and Bresenham Circle Algorithm).cpp b/Assignment A-3a (Pattern using DDA Line and Bresenham Circle Algorithm).cpp
old mode 100755
new mode 100644
index 28efd20..e463073
--- a/Assignment A-3a (Pattern using DDA Line and Bresenham Circle Algorithm).cpp	
+++ b/Assignment A-3a (Pattern using DDA Line and Bresenham Circle Algorithm).cpp	
@@ -1,3 +1,9 @@
+/*
+Problem Statement: a) Write C++ program to draw the following pattern. Use DDA line and Bresenham‘s circle drawing algorithm. Apply the concept of encapsulation.
+Code from Computer Graphics (SPPU - Second Year - Computer Engineering - Content) repository on KSKA Git: https://git.kska.io/sppu-se-comp-codes/CG
+*/
+
+// BEGINNING OF CODE
 #include <iostream>
 #include <graphics.h>
 #include <math.h>
@@ -100,4 +106,5 @@ int main() {
 	delay(50000);
 	closegraph();
 	return 0;
-}
\ No newline at end of file
+}
+// END OF CODE
diff --git a/Assignment A-3b (Pattern using DDA Line and Bresenham Circle Algorithm).cpp b/Assignment A-3b (Pattern using DDA Line and Bresenham Circle Algorithm).cpp
old mode 100755
new mode 100644
index e89fc44..c6b96bd
--- a/Assignment A-3b (Pattern using DDA Line and Bresenham Circle Algorithm).cpp	
+++ b/Assignment A-3b (Pattern using DDA Line and Bresenham Circle Algorithm).cpp	
@@ -1,3 +1,9 @@
+/*
+Problem Statement: b) Write C++ program to draw the following pattern. Use DDA line and Bresenham‘s circle drawing algorithm. Apply the concept of encapsulation.
+Code from Computer Graphics (SPPU - Second Year - Computer Engineering - Content) repository on KSKA Git: https://git.kska.io/sppu-se-comp-codes/CG
+*/
+
+// BEGINNING OF CODE
 #include <iostream>
 #include <graphics.h>
 #include <math.h>
@@ -108,4 +114,5 @@ int main() {
 	delay(50000);
 	closegraph();
 	return 0;
-}
\ No newline at end of file
+}
+// END OF CODE