save project

diy1.py

-
-turtle.done()
 import turtle
 pen=turtle.Pen()
 pen.write("你好呀",font=("Times",30,"normal"))
 pen.hideturtle()
 screen=turtle.Screen()
 screen.bgcolor("light blue")
+len=90
 pen1=turtle.Pen()
 pen1.penup()
 pen1.goto(0,100)
@@ -13,11 +12,11 @@ pen1.pendown()
 pen1.pensize(3)
 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)
 
 
 turtle.done()
\ No newline at end of file