Password Validator

using System;
class Program
{
    static void Main(string[] args)
    {
        string pass = Console.ReadLine();
        Check(pass);
    }
    public static bool Characters(string password)
    {
        return password.Length >= 6 && password.Length <= 10;
    }
    public static bool Consists(string password)
    {
        for (int i = 0; i < password.Length; i++)
        {
            if(!char.IsLetterOrDigit(password[i]))
            {
                return false;
            }
        }
        return true;
    }
    public static int Digits(string password)
    {
        int count = 0;
        for (int i = 0; i < password.Length; i++)
        {
            if(char.IsDigit(password[i]))
            {
                count++;
            }
        }
        return count;
    }
    public static void Check(string password)
    {
        bool valid = true;
        for (int i = 0; i < password.Length; i++)
        {
            if (!Characters(password))
            {
                valid = false;
                Console.WriteLine("Password must be between 6 and 10 characters");
            }
            if (!Consists(password))
            {
                valid = false;
                Console.WriteLine("Password must consist only of letters and digits");
            }
            if (Digits(password) < 2)
            {
                valid = false;
                Console.WriteLine("Password must have at least 2 digits");
            }
            if (!valid)
            {
                return;
            }
        }if(valid)
        {
            Console.WriteLine("Password is valid");
        }
    }
}