using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        String a;
        public Form1()
        {
            InitializeComponent();
            
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            
            a = Convert.ToString( Convert.ToInt16(textBox2.Text) + System.Convert.ToInt16(textBox1.Text));
             
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void button2_Click(object sender, EventArgs e)
        {
            
            a = Convert.ToString(Convert.ToInt16(textBox2.Text) + System.Convert.ToInt16(textBox1.Text));
            
        }

        private void button5_Click(object sender, EventArgs e)
        {
            a = Convert.ToString(Convert.ToInt16(textBox2.Text) * System.Convert.ToInt16(textBox1.Text));
        }

        private void button4_Click(object sender, EventArgs e)
        {
            a = Convert.ToString(Convert.ToInt16(textBox2.Text) - System.Convert.ToInt16(textBox1.Text));
        }

        private void button3_Click(object sender, EventArgs e)
        {
            a = Convert.ToString(Convert.ToInt16(textBox2.Text) / System.Convert.ToInt16(textBox1.Text));
        }

        private void button6_Click(object sender, EventArgs e)
        {
            textBox3.Text = a;
        }
    }
}