bool isPalindrom(unsigned long long number)
{
    unsigned long long invers = 0, cnumber = number;
    if (number < 10) return true;
    else {
        while (cnumber > 0)
        {
            invers = invers * 10 + cnumber % 10;
            cnumber /= 10;
        }
        if (invers == number) return true;
    }
    return false;

}