交作业(笨办法)
Topic source上面显示有问题
def fact(n):
if n == 0:
return 1
if n == 1:
return 1
return n*fact(n - 1)
m = 1
while True:
g = [fact(m - 1)//(fact(i)*fact(m - i - 1)) for i in range(m)]
yield g
m = m + 1
- 1
roc风羿