Commit cd404cf9 by BellCodeEditor

save project

parent c143b218
Showing with 25 additions and 15 deletions
# 尝试编写func()函数输出斐波那契数列的第十五个数是什么?
# 斐波那契数列:1,1,2,3,5,8,13,21,34,55……
def func(n):
print(func(15)) #调用函数并打印结果
import turtle
pen = turtle.Turtle()
pen.color('sienna')
w = turtle.Screen()
w.bgcolor('wheat')
pen.left(90)
pen.up()
pen.backward(150)
pen.down()
def tree(n):
if n >= 50:
pen.forward(n)
pen.right(30)
tree(n-50)
pen.left(60)
tree(n-50)
pen.right(30)
pen.up()
pen.backward(n)
pen.down()
tree(100)
turtle.done()
\ No newline at end of file
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