COLA SIMPLE (VISUAL)

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace Cola_Simple

{

    class Colas

    {

        const int MAX = 10;

        int p, u;

        int[] vec;

        public Colas(int tam)

        {

            tam = MAX;

            vec = new int[tam];

        }

      

        public void Cola()

        {

            p = u - 1;

        }

        public bool esta_llena()

        {

            if (u >= MAX - 1)

                return true;

            return false;

        }

        public bool esta_vacia()

        {

            if (p == -1)

                return true;

            return false;

        }

        public bool agregar(int dato)

        {

            if (!esta_llena())

            {

                vec[++u] = dato;

                if (u == 0)

                    p = 0;

                return true;

            }

            return false;

        }

        public bool extraer(int dato)

        {

            if (!esta_vacia())

            {

                dato = vec[p];

                if (p == u)

                {

                    p = -1;

                    u = p;

                }

                else

                    p++;

                return true;

            }

            return false;

        }

    }

}

===============================================================

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 Cola_Simple

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            Colas cola = new Colas(5);

            int i;

            textBox1.Text = "Desbordamiento:";

            for (i = 0; i < 5; i++)

                if (cola.agregar(+i + 5))

                    textBox1.Text += "\n\r" + ("\n\r" + i + 5).ToString();

                else

                    textBox1.Text = "La cola esta llena";

            //------------------------------------------------------------------------------------

            int d = 0;

            textBox2.Text =  "Extrallendo Datos de Cola";

            while (true)

            {

                if (cola.extraer(d + 5))

                {

                    textBox2.Text += "\n\r" + ("\n\r" + d + 5).ToString();

                    d++;

                }

                else

                {

                    //textBox2.Text = "Subdesbordamiento";

                    break;

                }

            }

        }

    }

}