auto save

diy1.py

@@ -3,9 +3,16 @@ import random
 turtle.hideturtle()
 turtle.speed(0)
 a=["black","red","blue","purple"]
-b=random.choice(a)
-for i in range(600):
+for i in range(1,600):
     turtle.forward(i)
     turtle.right(91)
     turtle.color(b)
+    if i%4==0:
+        b=a.append(0)
+    if i%4==1:
+        b=a.append(1)
+    if i%4==2:
+        b=a.append(2)
+    if i%4==3:
+        b=a.append(3)
 turtle.done()
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