_WeCh****69207 2021-06-07 09:22 开发者_Python百科 222是《22》长长长是《We are never ever getting back together》呆呆呆是《stay stay stay》烦烦烦是《i knew you were trouble》红红红是《Red》霉霉霉就
Say I have a list of n elements, I know there are n! possible ways to order these elements. What is an algorithm to generate all possible orderings of this list? Example, I have list开发者_高级运维 [a
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