一道面试的题目，没搞定
希望有兴趣的大虾帮忙看一下
A,B,C,...,Z,AA,AB,AC,....AZ,BA,BB,...,ZZ,AAA,AAB,AAC,...,AAZ,ABA,ABB,ABC,...ABZ,....AZZ..... A,B,C,...,Z,AA,
希望有兴趣的大虾帮忙看一下
A,B,C,...,Z,AA,AB,AC,....AZ,BA,BB,...,ZZ,AAA,AAB,AAC,...,AAZ,ABA,ABB,ABC,...ABZ,....AZZ..... A,B,C,...,Z,AA,
