save project

diy1.py

@@ -7,13 +7,14 @@ pen.penup()
 pen.goto(100,-100)
 pen.write("Hi，你好\n",font=("Times",30,"normal"))
 pen.hideturtle()
+len = 50
 pen1 = turtle.Pen()
 pen1.pencolor("red")
 pen1.pensize(3)
 pen1.left(45)
-pen1.forward(100)
+pen1.forward(2*len)
 pen1.circle(50,180)
 pen1.right(90)
 pen1.circle(50,180)
-pen1.forward(100)
+pen1.forward(2*len)
 turtle.done()
\ No newline at end of file