Chinese Remainder Problem

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

namespace ChineseRemainderProblem
{
    public partial class FormRemainderProblem : Form
    {
        public FormRemainderProblem()
        {
            InitializeComponent();
        }

        private void buttonSolve_Click(object sender, EventArgs e)
        {
            try
            {
                int a = int.Parse(textBoxA.Text);
                int b = int.Parse(textBoxB.Text);
                int c = int.Parse(textBoxC.Text);
                int r1 = int.Parse(textBox1.Text);
                int r2 = int.Parse(textBox2.Text);
                int r3 = int.Parse(textBox3.Text);

                int n0, t;
                RemainderProblem.Solve(a, b, c, r1, r2, r3, out n0, out t);

                textBoxN.Text = n0.ToString();
                textBoxT.Text = t.ToString();

                listBoxN.Items.Clear();
                for (int i = 0; i < 20; i++)
                {
                    listBoxN.Items.Add(n0 + t * i);
                }
                listBoxN.Items.Add("...");
            }
            catch (Exception error)
            {
                MessageBox.Show(error.Message, "No solution");
            }
        }
    }
}