public void ShowKvestRooms()
{
string[,] kvestRooms = prog.ShowAllKvestRooms();
for (int i = 0; i < kvestRooms.GetLength(0); i++)
{
listBox1.Items.Insert(i, kvestRooms[i, 0] + "; " + kvestRooms[i, 1] + "-" + kvestRooms[i, 2] + " people;" +
" " + kvestRooms[i, 3] + "-" + kvestRooms[i, 4] + " age category; " +
" " + kvestRooms[i, 5] + " UAH/person");
}
}
