save project

diy1.py

@@ -11,15 +11,16 @@ pen1.hideturtle()
 pen = turtle.Pen()
 pen.pencolor("red")
 pen.pensize(3)
-pen.fillcolour("red")
-pen.bring_fill()
+len=screen.textinput("提示","len=?")
+lovesize=int(len)
+
 pen.left(45)
-pen.forward(100)
-pen.circle(50,180)
+pen.forward(2*lovesize)
+pen.circle(lovesize,180)
 pen.right(90)
-pen.circle(50,180)
-pen.forward(100)
-pen.end_fill()
+pen.circle(lovesize,180)
+pen.forward(2*lovesize)
+
 
 
 turtle.done()