auto save

diy1.py

@@ -6,7 +6,6 @@
 # turtle.done()
 
 import turtle
-len = 50
 pen1=turtle.Pen()
 screen=turtle.Screen()
 screen.bgcolor("light blue")
@@ -17,11 +16,11 @@ pen1.write("你好",font=("Times",30,"normal"))
 pen1.goto(100,-50)
 pen1.pendown()
 pen1.left(45)
-pen1.forward(len*2)
-pen1.circle(len,180)
+pen1.forward(100)
+pen1.circle(50,180)
 pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(len*2)
+pen1.circle(50,180)
+pen1.forward(100)
 pen1.hideturtle()
 turtle.done()