04. Password Validator

using System;
using System.Linq;
using System.Text.RegularExpressions;

namespace PasswordValidator
{
    class Program
    {
        static void Main(string[] args)
        {
            string password = Console.ReadLine();

            if (CheckResult(password))
            {
                Console.WriteLine("Password is valid");
            }
            else
            {
                if (!CheckLenght(password))
                {
                    Console.WriteLine("Password must be between 6 and 10 characters");
                }
                if (!CheckSymbol(password))
                {
                    Console.WriteLine("Password must consist only of letters and digits");
                }
                if (!CheckDigits(password))
                {
                    Console.WriteLine("Password must have at least 2 digits");
                }
            }
        }

        static bool CheckResult(string pass)
        {
            return CheckLenght(pass) && CheckSymbol(pass) && CheckDigits(pass);
        }

        static bool CheckLenght(string pass)
        {
            return pass.Length >= 6 && pass.Length <= 10;
        }

        static bool CheckSymbol(string pass)
        {
            return new Regex("[a-zA-Z0-9 -]+").Replace(pass, "") == "";
        }

        static bool CheckDigits(string pass)
        {
            return pass.Count(x => x >= '0' && x <= '9') >= 2;
        }
    }
}