Simple console application using operator overloading

Simple console application using operator overloading

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace ConsoleApplicationSample

{

    class ComplexNo

    {

        double real;  //real Part;

        double imag;  //Imaginary Part

        public ComplexNo()

        { }

        public ComplexNo(double x, double y)

        {

            real = x;

            imag = y;

        }

        // Specify which operator to overload (+), 

        // the types that can be added (two Complex objects),

        // and the return type (Complex).

        public static ComplexNo operator +(ComplexNo c1, ComplexNo c2)

        {

            ComplexNo c3 = new ComplexNo();

            c3.real = c1.real + c2.real;

            c3.imag = c1.imag + c2.imag;

            return c3;

        }

        public void display()

        {

            Console.WriteLine("{0} + {1}i", real, imag);

            Console.ReadKey();

        }

    }

    class TestComplex

    {

        static void Main()

        {

            ComplexNo num1 = new ComplexNo(2, 3);

            ComplexNo num2 = new ComplexNo(3, 4);

            // Add two Complex objects by using the overloaded + operator.

            ComplexNo sum = num1 + num2;

            // Print the numbers and the sum by using the overridden 

            Console.Write("First complex number:  ");

            num1.display();

            Console.Write("Second complex number: ");

            num2.display();

            Console.Write("The sum of the two numbers: ");

            sum.display();

            // Keep the console window open in debug mode.

            Console.WriteLine("Press any key to exit.");

            Console.ReadKey();

        }

    }

}

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