Commit 6813ce78 by BellCodeEditor

save project

parent 4a79599b
Showing with 32 additions and 11 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? import turtle
# 斐波那契数列:1,1,2,3,5,8,13,21,34,55……
def func(n): pen = turtle.Turtle()
if n<=2: pen.color('sienna')
return 1
elif n>2:
Value = func(n-1)+func(n-2) w = turtle.Screen()
return Value w.bgcolor('wheat')
result = func(6) pen.left(90)
print(result) pen.up()
pen.backward(150)
pen.down()
def tree(n):
if n >= 50:
pen.forward(n)
pen.right(30)
tree(n-50)
pen.right(60)
tree(n-50)
pen.right(30)
pen.up()
pen.backward(n)
pen.down()
tree(100)
turtle.done()
......
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