save project

diy1.py

@@ -9,11 +9,12 @@ pen.write("你好\n诺依！",font=("times",15,"normal"))
 pen1=turtle.Pen()
 pen1.pensize(10)
 pen1.color("red")
+len=100
 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)
 pen.hideturtle()
 turtle.done()
\ No newline at end of file