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 Contraseña01
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
if (textBox1.Text == "1234")
{
MessageBox.Show("Contraseña CORRECTA", "Aviso:");
}
else
{
MessageBox.Show("Contraseña INCORRECTA", "Aviso:");
}
}
}
}