Password Checker Exercise

using System;

namespace PasswordChecker
{
  class Program
  {
    public static void Main(string[] args)
    {
      Console.WriteLine("Enter a password...");
      string password = Convert.ToString(Console.ReadLine());
      Console.WriteLine("Password inputted : " + password);
      int score = 0;
      int minLength = 8;
      string uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
      string digits = "0123456789";
      string specialChars = "#?!,-'/`_*$";
      if (password.Length >= minLength){
        score += 1;
        Console.WriteLine("Password longer than (or = ) 8 characters! (+1 SCORE POINT)");
      }else{
        score -= 1;
        Console.WriteLine("Password is shorter than 8 characters. (-1 SCORE POINT)");
      }
      if (Tools.Contains(password, uppercase)){
        Console.WriteLine("Uppercase letter! (+1 SCORE POINT)");
        score +=1;
      }else{
        Console.WriteLine("No uppercase letters! (-1 SCORE POINT)");
        score -=1;
      }
      if (Tools.Contains(password, digits)){
        Console.WriteLine("Digits included! (+1 SCORE POINT)");
        score += 1;
      }
      else{
        Console.WriteLine("Include digits! (-1 SCORE POINT)");
        score -=1;
      }
      if (Tools.Contains(password, specialChars)){
        Console.WriteLine("Special chars included! (+1 SCORE POINT)");
        score += 1;
      }
      else{
        Console.WriteLine("Include special chars! (-1 SCORE POINT)");
        score -= 1;
      }
      Console.WriteLine("Final score : " + score);
    }
  }
}