README ¶ 串联字符串的最大长度 给定一个字符串数组 arr,字符串 s 是将 arr 某一子序列字符串连接所得的字符串,如果 s 中的每一个字符都只出现过一次,那么它就是一个可行解。 请返回所有可行解 s 中最长长度。 示例 1: 输入:arr = ["un","iq","ue"] 输出:4 解释:所有可能的串联组合是 "","un","iq","ue","uniq" 和 "ique",最大长度为 4。 示例 2: 输入:arr = ["cha","r","act","ers"] 输出:6 解释:可能的解答有 "chaers" 和 "acters"。 示例 3: 输入:arr = ["abcdefghijklmnopqrstuvwxyz"] 输出:26 提示: 1 <= arr.length <= 16 1 <= arr[i].length <= 26 arr[i] 中只含有小写英文字母 Expand ▾ Collapse ▴ Documentation ¶ There is no documentation for this package. Source Files ¶ View all Source files 1239.maximum-length-of-a-concatenated-string-with-unique-characters.go Click to show internal directories. Click to hide internal directories.