[LeetCode] 893. Groups of Special-Equivalent Strings 特殊字符串的群组
YouaregivenanarrayAofstrings.TwostringsSandTarespecial-equivalentifafteranynumberofmoves,S==T.Amoveconsistsofchoosingtwoindicesiandjwithi%2==j%2,andswappingS[i]withS[j].Now,agroupofspecial-equivalents