ID: 1169

传统题

1000ms

256MiB

难度: 9

上传者:

![](file:///C:\Users\葛杨杨\AppData\Roaming\feiq\RichOle\1878294891.bmp)

Samples

AABCD
CDAA

ABCDE
XYZ

-1

Limitation

1s, 1024KiB for each test case.