输入样例#1:
AA
AB
EOWIE
输出样例#1:
Failed
by 蒟蒻lxy @ 2018-06-22 21:01:46
什么AAA?
by 蒟蒻lxy @ 2018-06-22 21:02:00
@[田一丁2005](/space/show?uid=56856)
26个字母都要有
by CBW2007 @ 2018-07-03 15:40:35