save project

diy1.py

 import turtle
 screen=turtle.Screen()
+len=int(screen.textinput("提示","你想要多大的爱心啊？？？"))
 screen.bgcolor("light yellow")
 pen=turtle.Pen()
 pen.penup()
@@ -8,9 +9,9 @@ pen.pendown()
 pen.pencolor("red")
 pen.pensize(20)
 pen.left(45)
-pen.forward(100)
-pen.circle(50,180)
+pen.forward(2*len)
+pen.circle(len,180)
 pen.right(90)
-pen.circle(50,180)
-pen.forward(100)
+pen.circle(len,180)
+pen.forward(2*len)
 turtle.done()
\ No newline at end of file