public int Solution(string input)
{
(int Start, int End)passwordsRange = passwordsRangeRepository.GetPasswordsRange(input);
int differentPasswordsWithinRangeWhichMeetCriteria =
passwords.CountDifferentPasswordsWithinRangeWhichMeetCriteria(passwordsRange, true);
return(differentPasswordsWithinRangeWhichMeetCriteria);
}