save project

diy1.py

 import turtle
-pen=turtle.Pen()
+s=turtle.Screen()
 
-for i in range(99999999999999999999999999999999999999999999999999999999999999999999999999999999999999):
+pen=turtle.Pen()
+a=["red","orange","yellow","blue"]
+s.bgcolor("black")
+for i in range(99):
     pen.forward(i)
-    
+    pen.pencolor(a[i%4])
     pen.right(110)
 turtle.done()
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