using System;

public class Program

{

    public static void Main()

    {

        // Executing a compound calculation 

        double calc = 5 * 3 + 9 / 3;

        Console.WriteLine(calc);

        // we can you parenthese to give precedance (5 * 3) + (9 / 3 ) for exmple is the same. 

        Console.WriteLine( 5 * (3 + 9) / 3);

    }

}