The input consists of a string $$$s$$$ ($$$1 \le |s| \le 10$$$), where all characters are the same and can either be A, B or C.
There are $$$25$$$ possible tests excluding samples. Getting a test correct will give you $$$4$$$ points (for a total of $$$100$$$ points).
AAAA
273/275
B
272/300
CCCCCCCCC
36/149
AAA
221/225
A
317/323