The user enters the password, then user has 3 chances to enter correct password. If the password fits, it outputs a secret message, else program ends.

Password checker

namespace MyCode
{
    internal class Program
    {
        static void Main(string[] args)
        {
            string enter;
            string password = "iJunior";
            int tries = 3;

            for (int i = 0; i < tries; i++)
            {
                Console.WriteLine("Enter password:");
                enter = Console.ReadLine();

                if (enter == password)
                {
                    Console.WriteLine("Correct password!");
                    Console.WriteLine("LEEROY JENKIIIIINS!");
                    break;
                }
                else
                {
                    Console.WriteLine("Worng password, try again!\n");
                }
            }
        }
    }
}