发布时间:2019-09-16 07:33:29编辑:auto阅读(2603)
例如:
输入为
[‘1’,’2’,’3’]和3
输出为
[‘111’,’112’,’113’,’121’,’122’,’123’,’131’,’132’,’133’,’211’,’212’,’213’,’221’,’222’,’223’,’231’,’232’,’233’,’311’,’312’,’313’,’321’,’322’,’323’,’331’,’332’,’333’]
from itertools import product
l = [1, 2, 3]
print list(product(l, l))
print list(product(l, repeat=3))
例如:
输入为
[1, 2, 3]和2
输出为
[1, 2], [1, 3], [2, 3] 不考虑顺序
from itertools import combinations
l = [1, 2, 3, 4, 5]
print list(combinations(l, 3))
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