public DanhSachMayTinh TimMayTinhCoGiaCaoNhat() { //float max = collection.Max(x => x.TongGia()); float max = TimGiaCaoNhat(); DanhSachMayTinh kq = new DanhSachMayTinh(); foreach (var item in collection) { if (item.TongGia() == max) { kq.Them(item); } } return(kq); }
static void Main(string[] args) { DanhSachMayTinh ds = new DanhSachMayTinh(); ds.NhapTuFile(); Console.WriteLine("Danh sach may tinh la "); Console.WriteLine(ds); //Console.WriteLine("\n---------------------\nDanh sach may tinh co ga cao nhat la "); //Console.WriteLine(ds.TimMayTinhCoGiaCaoNhat()); //Console.WriteLine(" Dem hang Intel " + ds.DemThietBiTheoHang("Intel")); Console.WriteLine(" Danh sach cac hang khong trung nhau la "); foreach (string s in ds.TimDanhSachHang()) { Console.WriteLine(s); } Console.WriteLine(" Hang xuat hien nhieu nhat la "); foreach (string s in ds.TimHangXuatHienNhieuNhat()) { Console.WriteLine(s + " so lan " + ds.DemThietBiTheoHang(s)); } Console.ReadKey(); }