diff --git a/diy1.py b/diy1.py
index 86066da..848472d 100644
--- a/diy1.py
+++ b/diy1.py
@@ -7,13 +7,15 @@ import turtle
 screen=turtle.Screen()
 screen.bgcolor("green")
 hide.turtle()
-len=90
+len=screen.textinput("提示","你要献多大的爱心啊")
+lovesize1=int(len)
+lovesize1=90
 pen1=turtle.Pen()
 pen1.left(45)
-pen1.forword(2*len)
-pen1.circle(len,180)
+pen1.forword(2*lovesize1)
+pen1.circle(lovesize1,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forword(2*len)
+pen1.circle(lovesize1,180)
+pen1.forword(2*lovesize1)
 turtle.done()
 pen1.goto(100,-100)