class Person
{
    //[MaxLength(20)]
    public string Name { get; set; }
    //[Range(40, 250)]
    public int Height { get; set; }
}
class Program
{
    static void Main(string[] args)
    {
        Person validPerson = new Person(){
            Name = "Valid Pista",
            Height = 190 };
        Person invalidPerson = new Person(){
            Name = "2121211212112121211212121",
            Height = 190 };
        Person invalidPerson2 = new Person(){
            Name = "Valid Pista",
            Height = 22 };

        //Validator validator = new Validator();
        //Console.WriteLine($"1st person: {validator.Validate(validPerson)}");
        //Console.WriteLine($"2nd person: {validator.Validate(invalidPerson)}");
        //Console.WriteLine($"3rd person: {validator.Validate(invalidPerson2)}");
        //Console.ReadLine();
    }
}