diff --git a/diy1.py b/diy1.py
index 07459ec..654d223 100644
--- a/diy1.py
+++ b/diy1.py
@@ -1,16 +1,17 @@
 # 利用write()帮助悟空给诺依回信吧~
 import turtle
 pen1=turtle.Pen()
+len=20
 screen=turtle.Screen()
 screen.bgcolor("light blue")
 pen1.pencolor("red")
 pen1.pensize(5)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(len*2)
+pen1.circle(len,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(len*2)
 pen1.hideturtle()
 turtle.done()