两个变量可以这么做。但推广到最大K个的话，是O(N*K).

来源: cxhgdd 于 2021-01-19 00:38:05 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Change Ad Consent