8.Complex Number Addition using Binary Operator Overloading

Complex Number Addition using  Binary Operator Overloading

namespace operoverload

{

    public struct Complex

    {

        public int real;

        public int imaginary;

        public Complex(int real, int imaginary)

        {

            this.real = real;

            this.imaginary = imaginary;

        }

        // Declare which operator to overload (+), the types

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

        // return type (Complex):

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

        {

            return new Complex(c1.real + c2.real, c1.imaginary + c2.imaginary);

        }

        // Override the ToString method to display an complex number in the suitable format:

        public override string ToString()

        {

            return (String.Format("{0} + {1}i", real, imaginary));

        }

        class program

        {

            public static void Main()

            {

                int r1, r2, i1, i2;

                Console.WriteLine("Enter real value of First complex number:");

                r1=int.Parse(Console.ReadLine());

                Console.WriteLine("Enter imaginary value of First complex number:");

                i1 = int.Parse(Console.ReadLine());

                Console.WriteLine("Enter real value of Second complex number:");

                r2 = int.Parse(Console.ReadLine());

                Console.WriteLine("Enter imaginary value of Second complex number:");

                i2 = int.Parse(Console.ReadLine());

                Complex num1 = new Complex(r1,i1);

                Complex num2 = new Complex(r2,i2);

                // Add two Complex objects (num1 and num2) through the

                // overloaded plus operator:

                Complex sum = num1 + num2;

                // Print the numbers and the sum using the overriden ToString method:

                Console.WriteLine("First complex number:  {0}", num1);

                Console.WriteLine("Second complex number: {0}", num2);

                Console.WriteLine("The sum of the two numbers: {0}", sum);

                Console.ReadLine();

            }                     }          }          }