QQQQQQq3

using System;

namespace Question3_Q
{
   class ChackUp
    {
        public string txt1;
        public ChackUp(string str,string strP)
        {
            txt1 = str;
           Console.WriteLine( ChackPassWord(strP));
        }
        public string ChackPassWord(string strP)
        {
            string PP = "12345";
            if (PP == strP)
            {
                return txt1;
            }
            else return null;
        }
    }