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Java 一个数组中 m 个不同的数 需要分成 n 组,m>=n。比如 {1,5,7} 分成 2 组:{1}{5,7};{5}{1,7};{7}{1,5},这里n=2比较好举例,需要返回的是集合[[1],[5,7]], [[5],[1,7]], [[7],[1,5]],实际上是n>2情况居多。请大家支招,采用何种思路,希望有一份 Java 的实现作为参考。
人生最曼妙的风景,竟是内心的淡定与从容!
人生最曼妙的风景,竟是内心的淡定与从容!