文章目录 组合 排列 组合 import itertools l = [ 1 , 2 , 4 , 5 , 3 ] for i in range ( len ( l ) - 1 ): for itm in itertools . combinations ( l , i ): print ( itm ) 排列 l = [ 1 , 2 , 3 ] itertools . permuta
文章目录
- 组合
- 排列
组合
>>> import itertools>>> l = [1,2,4,5,3]
>>> for i in range(len(l)-1):
for itm in itertools.combinations(l,i):
print(itm)
排列
>>> l = [1,2,3]>>> itertools.permutations(l,3)
<itertools.permutations object at 0x0000026B2774E5E0>
>>> list(itertools.permutations(l,3))
[(1, 2, 3), (1, 3, 2), (2, 1, 3), (2, 3, 1), (3, 1, 2), (3, 2, 1)]