private bool IsValid2(PasswordInfo pi)
{
var foundAtMinPosition = pi.Password[pi.PasswordPolicy.Min - 1] == pi.PasswordPolicy.Letter;
var foundAtMaxPosition = pi.Password[pi.PasswordPolicy.Max - 1] == pi.PasswordPolicy.Letter;
return(foundAtMinPosition ^ foundAtMaxPosition);
}
private bool IsValid1(PasswordInfo pi)
{
var letterCount = pi.Password.Count(c => c == pi.PasswordPolicy.Letter);
return(letterCount >= pi.PasswordPolicy.Min &&
letterCount <= pi.PasswordPolicy.Max);
}
private static bool IsValidPart2(PasswordInfo passwordInfo)
{
return((passwordInfo.Password[passwordInfo.Min - 1] == passwordInfo.Letter) ^ passwordInfo.Password[passwordInfo.Max - 1] == passwordInfo.Letter);
}
private static bool IsValidPart1(PasswordInfo passwordInfo)
{
int count = passwordInfo.Password.Count(c => c == passwordInfo.Letter);
return(count >= passwordInfo.Min && count <= passwordInfo.Max);
}
