diff --git a/square.py b/square.py
index f1fb2a2..9706ab5 100644
--- a/square.py
+++ b/square.py
@@ -1,15 +1,11 @@
 from turtle import *
 
 def square(side_length):
-    forward(side_length)
-    right(90)
-    forward(side_length)
-    right(90)
-    forward(side_length)
-    right(90)
-    forward(side_length)
-    right(90)
-
+    side_lengths = [side_length, side_length, side_length, side_length]
+    for side_length in side_lengths: 
+        forward(side_length)
+        right(90)
+         
 sizes = [20, 40, 60, 80, 100]
 for size in sizes:
     square(size)