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 _31
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Button1_Click(object sender, EventArgs e)
        {
            label1.Text = "";
            label2.Text = "";
            int k,f,p;
            int.TryParse(textBox1.Text, out k);
            char[] array = new char[k];
            char[] array2 = new char[k];
            char[] array3 = new char[] { 'а', 'е', 'и', 'ё', 'ю', 'я', 'о', 'у', 'ы' };
            p = 0;
            Random rnd = new Random();
            for (int i = 0; i < array.Length; i++)
            {
                array[i] = Convert.ToChar(rnd.Next('а', 'а' + 33));
                label1.Text = label1.Text + " " + array[i];

                if (!array3.Any(u => u == array[i]))
                {
                    array2[p] = array[i];

                    label2.Text = label2.Text + ' ' + array2[p].ToString();
                    p++;
                }
            }
        }
    }
}