auto save

f.py

 import turtle
 import turtle
 pen = turtle.Pen()
 pen = turtle.Pen()
-d = 0
-for i in range(300):
-    pen.fd(d)
+pen.speed(0)
+for i in range(1,300):
+    pen.fd(i)
     pen.right(91)
     pen.right(91)
-    d += 1
+
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
- 
\ No newline at end of file