Prime Number Checker

bool isPrime(unsigned __int64 n)
{

    if (n == 2)

        return true;

    if (n % 2 == 0)

        return false;

    bool primeFound = true;

    unsigned __int64 maxPrimeSeek = sqrt((long double)n) + 1;

    for (unsigned __int64 i = 3; i <= maxPrimeSeek; i=i+2)

    {

        if (!(n % i))

        {

            primeFound = false;

            break;

        }

    }

    return primeFound;

}

Palindrome Checker

bool isPalindrome(string str)

{

    int middleSize = str.Length / 2;

    // if not even length, remove center char

    if (str.Length % 2 != 0)

    {               

        str = str.Remove(middleSize, 1);

    }

    for (int i = 0; i < middleSize; i++)

    {

        if (str[i] != str[str.Length - 1 - i])

            return false;

    }

   

    return true;

}