using System; public class Test { public static void Main() { Random a = new Random(); Random b = new Random(); Random c = new Random(Environment.TickCount); Random d = new Random(Environment.TickCount); Random e = new Random(123455); Console.WriteLine("{0}{1}{3}{4}", a.Next(), a.Next(), a.Next(), a.Next(), a.Next()); Console.WriteLine("{0}{1}{3}{4}", b.Next(), b.Next(), b.Next(), b.Next(), b.Next()); Console.WriteLine("{0}{1}{3}{4}", c.Next(), c.Next(), c.Next(), c.Next(), c.Next()); Console.WriteLine("{0}{1}{3}{4}", d.Next(), d.Next(), d.Next(), d.Next(), d.Next()); Console.WriteLine("{0}{1}{3}{4}", e.Next(), e.Next(), e.Next(), e.Next(), e.Next()); } }