private void button1_Click(object sender, EventArgs e)
{
int[] T = Konwertuj(tb1.Text);
Kopiec k = new Kopiec(new Wezel(T[0]));
for (int i = 1; i < T.Length; i++)
{
k.Push(T[i]);
}
Show2(k);
int[] x = Konwertuj(k.WypiszKopiec());
label1.Text = string.Join(" ", x.Reverse());
}