auto save

diy1.py

 import turtle
 pen=turtle.Pen()
-W=1
-for i in range(200):
-   pen.forward(W)
+for i in range(1,200):
+   pen.forward(i)
    pen.right(91)
-   W=W+2
-pen.hideturtle(0)
+pen.hideturtle()
 turtle.done()
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