documentame este codigo int x, resi,a; x = int.Parse(txtNum.Text); resi = x; string r; r = ""; for (a = 0; x > 0; a ++) { resi = x % 2; r = resi.ToString() + r; x = x / 2; } lblResul.Text = r;

ng System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Diagnostics;
using System.Threading;
using System.Net;
using System.Net.Sockets;
using