static void Main(string[] args)
{
DanhBa db = new DanhBa();
db.NhapTuFile();
Console.WriteLine(db);
//db.GhiFile();
//Console.WriteLine(" Danh sach thue bao co nhieu SDT \n"+db.TimThueBaoCoNhieuSDT());
//db.SapXepTheoChieuTangCuaTen();
db.SapXepGiamNgaySinh();
Console.WriteLine(" sau khi sap xep " + db);
Console.ReadKey();
}
static void Main(string[] args)
{
DanhBa db = new DanhBa();
db.Nhap();
db.NhapTuFile();
Console.WriteLine("Danh ba khach hang \n" + db);
//Console.WriteLine("\n\n\n" + db.TimTheoSDT("012"));
//Console.WriteLine("Danh sach khach hang duong phu dong");
//Console.WriteLine(db.TimTheoDuong("Phu Dong Thien Vuong"));
int max = 0;
// string duong = db.TimDuongSoLuongThueBaoCaoNhat(ref max);
//Console.WriteLine("Duong {0} co so luong cao nhat la {1}",duong, max);
// Console.WriteLine(db.TimDanhSachDuong());
Console.WriteLine(db.TimDuongSoLuongThueBaoCaoNhat(out max));
Console.WriteLine("So luong cao nhat la " + max);
Console.ReadKey();
}