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Commit 2c825850 by BellCodeEditor
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save project

parent 5b766d8f
Inline Side-by-side
Showing with 17 additions and 16 deletions
my_tree.py
...@@ -13,22 +13,23 @@ pen.backward(150) # 后退 ...@@ -13,22 +13,23 @@ pen.backward(150) # 后退
pen.down() pen.down()
def tree(n): def tree(n):
if n >= 50: if n < 50:
pen.forward(n) return
pen.right(30) pen.forward(n)
pen.forward(n-10) pen.right(30)
tree(n-10) tree(n-10)
pen.up() pen.forward(n-10)
pen.backward(n-10) pen.up()
pen.left(60) pen.backward(n-10)
pen.down() pen.left(60)
pen.forward(n-10) pen.down()
pen.up() tree(n-10)
pen.backward(n) pen.forward(n-10)
pen.down() pen.up()
pen.right(30) pen.backward(n-10)
pen.up() pen.right(30)
pen.backward(100) pen.up()
pen.backward(n)
tree(100) tree(100)
pen.down() pen.down()
turtle.done() turtle.done()
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