Fraction_جمع دو کسر

[NIIT]

این کد فرم مورد نظره:

using System;using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;





namespace Fraction

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }





        private void button1_Click(object sender, EventArgs e)

        {

            FRACTION f1 = new FRACTION(Convert.ToInt32(txt1.Text), Convert.ToInt32(txt2.Text));

            FRACTION f2 = new FRACTION(Convert.ToInt32(txt3.Text), Convert.ToInt32(txt4.Text));

            FRACTION f3 = new FRACTION();

            f3 = f3.add(f1, f2);

            MessageBox.Show(f3.X.ToString() + "/" + f3.Y.ToString());

        }

    }

}

و این کلاس مورد نظره:

using System;using System.Collections.Generic;

using System.Linq;

using System.Text;





namespace Fraction

{

    class FRACTION

    {

        private int x;

        private int y;

        public FRACTION()

        {

            x = 0;

            y = 1;

        }

        public FRACTION(int s, int m)

        {

            if (m != 0)

            {

                x = s;

                y = m;

            }

            else

            {

                x = 0;

                y = 1;

            }

        }

        public int X

        {

            get { return x; }

            set { x = value; }

        }

        public int Y

        {

            get { return y; }

            set { y = value; }

        }

        public FRACTION add(FRACTION f1, FRACTION f2)

        {

            FRACTION f = new FRACTION();

            f.x = f1.x * f2.y + f1.y * f2.x;

            f.y = f1.y * f2.y;

            return f;

        }

        public FRACTION sub(FRACTION f1)

        {

            FRACTION f = new FRACTION();

            f.x = this.x * f1.y - this.y * f1.x;

            f.y = this.y * f1.y;

            return f;

        }

        public void mul(FRACTION f1, FRACTION f2, FRACTION f)

        {

            f.x = f1.x * f2.x;

            f.y = f1.y * f2.y;

        }

        public static FRACTION operator /(FRACTION f1, FRACTION f2)

        {

            return new FRACTION(f1.x * f2.y, f1.y * f2.x);

        }

    }

}