diff --git a/diy1.py b/diy1.py
index 86c370c..18b59e5 100644
--- a/diy1.py
+++ b/diy1.py
@@ -1,7 +1,8 @@
 # 利用write()帮助悟空给诺依回信吧~
-len=100
 import turtle
 screen=turtle.Screen()
+a=screen.textinput("提示","你想要的爱心大小")
+len=int(a)
 screen.bgcolor("blue")
 pen=turtle.Pen()
 pen.penup()