python之斐波纳契数列

斐波纳契数列

斐波那契数列指的是这样一个数列 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233,377,610,987,1597,2584,4181,6765,10946,17711,28657,46368........

这个数列从第3项开始,每一项都等于前两项之和。

示例1:

1 def sum(arg1,arg2,stop):
2     arg3 = arg1 + arg2
3     print(arg3,)
4     if arg3 < 10:
5             sum(arg2,arg3,stop)
6 
7 sum(0,1,10

输出:

1
2
3
5
8
13

示例2:

a,b = 0,1
while b < 10:
    print(b,)
    a,b = b,a+b

输出:

1
1
2
3
5
8

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转载自www.cnblogs.com/bangyongfeng/p/9228231.html
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