using System;

​

public class Program

{

    public static void Main()

    {

        int a, b, c, d;

        Random rnd = new Random();

        a = rnd.Next(10, 100);

        b = a / 10;

        c = a % 10;

        d = b + c * 10;

        Console.WriteLine(b);

        Console.WriteLine(c);

        Console.WriteLine(d);

    }

}

​