using System;

class Program
{
    static void Main()
    {
        Console.WriteLine(IsPalindrome("racecar")); // True
        Console.WriteLine(IsPalindrome("hello"));   // False
    }

    static bool IsPalindrome(string input)
    {
        string reversed = new string(input.Reverse().ToArray());
        return input.Equals(reversed, StringComparison.OrdinalIgnoreCase);
    }
}