save project

u3.py

 import  turtle
 
+def tree(n):
+    if n >= 0:
+        pen.forward(n)
+        pen.right(30)
+        tree(n-10)
+        pen.left(60)
+        tree(n-10)
+        pen.right(30)
+        pen.up()
+        pen.backward(n)
+        pen.down()
+
+
 pen = turtle.Turtle()
 pen.color('sienna')
 w = turtle.Screen()
@@ -9,19 +22,6 @@ pen.left(90)
 pen.up()
 pen.backward(200)
 pen.down()
-pen.forward(100)
-pen.right(30)
-pen.forward(50)
-pen.up()
-pen.backward(50)
-pen.down()
-pen.left(60)
-pen.forward(50)
-pen.up()
-pen.backward(50)
-pen.down()
-pen.right(30)
-pen.backward(100)
-
 
+tree(60)
 turtle.done()
\ No newline at end of file