String peeler challenge solution

StringPeeler.cs

using System;

public class StringPeeler
{
    public static string RemoveFirstAndLastLetter(string text)
    {
        string trimmedText = text.Trim();
        return trimmedText.Length < 3
            ? null
            : trimmedText.Substring(1, trimmedText.Length - 2);
    }
    
    public static void Main()
    {
        string sentence = "I am just playing my best move";
        Console.WriteLine(Program.RemoveFirstAndLastLetter(sentence));
    }
}