save project

diy1.py

@@ -4,14 +4,15 @@ screen=turtle.Screen()
 screen.bgcolor("light blue")
 pen=turtle.Pen()
 pen.write("你好呀!",font=("Times",20,"normal"))
+len=999
 pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.pencolor("red")
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 pen1.hideturtle()
 turtle.done()
\ No newline at end of file