using System;

public class Program

{

    public static void Main()

    {

            long seed = 12675881873;

            //int result = seed.GetHashCode(); 

            int result = (int)(seed % int.MaxValue);

            Console.WriteLine(result);

            Random random = new Random(result);

            double randomResult = random.NextDouble();

            Console.WriteLine(randomResult);

    }

}

​