diff --git a/Chapter 5 - Practice Set/07_problem7.c b/Chapter 5 - Practice Set/07_problem7.c
index 232915d..f6442f5 100644
--- a/Chapter 5 - Practice Set/07_problem7.c	
+++ b/Chapter 5 - Practice Set/07_problem7.c	
@@ -1,23 +1,29 @@
+// Write a program using function to print the following pattern (first n lines)
 #include <stdio.h>
 
-int main(){
-    int n = 3;
-    for (int i = 0; i < n; i++)
+void star(int);
+void star(int a)
+{
+    
+    for (int i = 0; i < a; i++)
     {
-        // This loop runs from 0 to 2
-        // if i = 0 ---> print 1 star 
-        // if i = 1 ---> print 3 stars 
-        // if i = 2 ---> print 5 stars 
-        // no_of_stars = (2*i+1)
-
-        // This for loop prints (2*i+1) stars 
-        for(int j=0; j<2*i+1;j++){
+        for (int j = 0; j < ((2 * i) + 1); j++)
+        {
             printf("*");
         }
 
-        // This printf prints a new line 
         printf("\n");
     }
-    
+}
+        // The loop runs from 0 to 2
+        // if i = 0 ---> print 1 star 
+        // if i = 1 ---> print 3 stars 
+        // if i = 2 ---> print 5 stars 
+        // no_of_stars = (2*i+1)
+
+        // This for loop prints (2*i+1) stars
+int main()
+{
+    star(20);
     return 0;
-}
\ No newline at end of file
+}