save project

diy2.py

@@ -2,15 +2,17 @@
 import turtle
 screen=turtle.Screen()
 screen.bgcolor("light blue")
-len=screen.textinput("100","100")
+len=screen.textinput("边长","请输入爱心边长：")
 len=int(len)
 pen=turtle.Pen()
+pen.goto(100,100)
 pen.write("你好\nSB.",font=("Times",30,"normal"))
 pen.hideturtle()
 len=60
 pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.pencolor("red")
+pen1.begin_fill()
 pen1.left(45)
 pen1.forward(2*len) 
 pen1.circle(len,180)