using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

namespace 水仙花数

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            int a = 0, b = 0, c = 0;

            for (int i = 100; i < 1000; i++)

            {

                a = i / 100;

                Math.DivRem(i, 100, out b);

                b = b / 10;

                Math.DivRem(i, 10, out c);

                a = a * a * a;

                b = b * b * b;

                c = c * c * c;

                if ((a + b + c) == i)

                    listBox1.Items.Add(i.ToString());

            }

        }

        private void button2_Click(object sender, EventArgs e)

        {

            this.Close();

        }

    }

}