Commit fac144df by BellCodeEditor

save project

parent dcfd14e4
Showing with 184 additions and 0 deletions
...@@ -13,3 +13,187 @@ pen.backward(150) # 后退 ...@@ -13,3 +13,187 @@ pen.backward(150) # 后退
pen.down() pen.down()
turtle.done() turtle.done()
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()
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