save project

diy1.py

@@ -3,7 +3,7 @@ import turtle
 screen=turtle.Screen()
 screen.bgcolor("light blue")
 #len=screen.textinput("100","100")
-len=int(len)
+len=50
 pen=turtle.Pen()
 pen.write("你好\nSB.",font=("Times",30,"normal"))
 pen.hideturtle()
@@ -20,6 +20,7 @@ pen.circle(len,180)
 pen.forward(2*len)
 turtle.done()
 pen = turtle.Pen()
+pen.goto(100,-100)
 pen.pensize(5)
 pen.pencolor("pink")
 pen.left(45)