Score : $200$ points
You are given a string $S$. Each character of $S$ is uppercase or lowercase English letter. Determine if $S$ satisfies all of the following conditions:
Cbetween the third character from the beginning and the second to last character (inclusive).
Cmentioned above are lowercase.
Input is given from Standard Input in the following format:
If $S$ satisfies all of the conditions in the problem statement, print
AC; otherwise, print
The first letter is
A, the third letter is
C and the remaining letters are all lowercase, so all the conditions are satisfied.
The second letter should not be
The last letter should not be
There should not be two or more occurrences of
The number of
C should not be zero, either.