diff --git a/my_tree.py b/my_tree.py
index 9d46562..29432bc 100644
--- a/my_tree.py
+++ b/my_tree.py
@@ -1,12 +1,8 @@
 import turtle
 
-
 def tree(n):
-    if :
-        pen.forward(n)
-        pen.penup()
-        pen.backward(n)
-        pen.pendown()
+    
+
 pen = turtle.Turtle()
 pen.color('sienna')
 # 画布大小
@@ -20,6 +16,21 @@ pen.backward(150)    # 后退
 pen.down()
 
 tree(100)
+# pen.forward(100)
+# pen.right(30)
+# pen.forward(50)
+# pen.penup()
+# pen.forward(-50)
+# pen.pendown()
+# pen.left(60)
+# pen.forward(50)
+# pen.penup()
+# pen.forward(-50)
+# pen.pendown()
+# pen.right(30)
+# pen.penup()
+# pen.forward(-100)
+# pen.pendown()
+# pen.hideturtle()
 
-pen.hideturtle()
 turtle.done()