using System;

public class Program

{

    public static void Main()

    {

        int x = 3, y = 4, z = 5, d = 7, m = 1, n = 15;

            Console.WriteLine((double)(x+z*y)/(d-m));

            double h = 4.7865;

            long number = 380506247537;

            Console.WriteLine(x);

            Console.WriteLine(y);

            Console.WriteLine(z);

            Console.Write(x + "  " + y + "  " + z + "  \n");

            Console.WriteLine("{0}  {1}  {2}  ",x,y,z);

            Console.WriteLine("{x}  {y}  {z}  ");

​

    }

}