auto save

diy1.py

@@ -8,11 +8,13 @@ pen.goto(100,-100)
 pen.write("你好\nSB.",font=("Times",30,"normal"))
 pen.write("你好\nSB.",font=("Times",30,"normal"))
 pen.hideturtle()
 pen.hideturtle()
 pen1=turtle.Pen()
 pen1=turtle.Pen()
+len=30
 pen1.pencolor("red")
 pen1.pencolor("red")
 pen1.left(45)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 turtle.done()
 turtle.done()
+