Commit 5e7f560e by BellCodeEditor

save project

parent 5e5c14d1
Showing with 2 additions and 2 deletions
...@@ -13,7 +13,7 @@ pen.backward(150) # 后退 ...@@ -13,7 +13,7 @@ pen.backward(150) # 后退
pen.down() pen.down()
pen.speed(1000) pen.speed(1000)
def tree(n): def tree(n):
if n>=0: if n>=50:
pen.forward(n) pen.forward(n)
pen.right(30) pen.right(30)
tree(n-20) tree(n-20)
...@@ -23,5 +23,5 @@ def tree(n): ...@@ -23,5 +23,5 @@ def tree(n):
pen.up() pen.up()
pen.backward(n) pen.backward(n)
pen.down() pen.down()
tree(100) tree(150)
turtle.done() turtle.done()
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