private void btnListele_Click(object sender, EventArgs e)
{
k1 = new Kisiler();
k1.Adi = tKisi.Text;
k.Add(k1);
s1 = new Sehirler();
s1.Adi = tSehir.Text;
s.Add(s1);
lstListele.Items.Add(k1 + " " + s1);
}
private void btnSehirEkle_Click(object sender, EventArgs e)
{
s1 = new Sehirler();
s1.Adi = tSehir.Text;
s.Add(s1);
lstSehir.Items.Clear();
foreach (Sehirler j in s)
{
lstSehir.Items.Add(j);
}
}