Cane

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 Novembar02
{
    public partial class Calculator : Form
    {
        public Calculator()
        {
            InitializeComponent();
        }

        private void Plus_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double b = Convert.ToDouble(textBox2.Text);
                double c = a + b;
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void Minus_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double b = Convert.ToDouble(textBox2.Text);
                double c = a - b;
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void Puta_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double b = Convert.ToDouble(textBox2.Text);
                double c = a * b;
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void Dijeljenje_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double b = Convert.ToDouble(textBox2.Text);
                double c = a / b;
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void sin_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double c = Math.Sin (a);
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("Neispravni podaci");
            }
        }

        private void cos_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double c = Math.Cos (a);
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void tg_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double c = Math.Tan(a);
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void xnay_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double b = Convert.ToDouble(textBox2.Text);
                double c = Math.Pow(a, b);
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void div_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double b = Convert.ToDouble(textBox2.Text);
                double c = Math.Truncate(a / b);
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }

        private void mod_Click(object sender, EventArgs e)
        {
            try
            {
                double a = Convert.ToDouble(textBox1.Text);
                double b = Convert.ToDouble(textBox2.Text);
                double c = a % b;
                textBox3.Text = Convert.ToString(c);
            }
            catch
            {
                MessageBox.Show("neispravni podaci");
            }
        }
    }
}