public static String XuatChuoi(BAT_PHUONG_TRINH P)
{
String kq;
kq = XuLySoThuc.XuatChuoi(P.a) + "x + " +
XuLySoThuc.XuatChuoi(P.b) + ">=0";
return(kq);
}
public static String XuatChuoi(HOADON P)
{
String Chuoi = "Ho ten nguoi su dung: " + P.HoTen + "\n";
Chuoi = Chuoi + "Da su dung :" + P.SoKw;
Chuoi = Chuoi + " Kw nam trong cac don gia sau:\n" + XuLyQuiTac.XuatChuoi(P.SuDung);
Chuoi = Chuoi + "\nTong so tien phai tra: " + XuLySoThuc.XuatChuoi(P.TongTien) + " dong";
return(Chuoi);
}
public static DIEM Nhap(String Ghi_chu)
{
DIEM kq;
XuLyChuoi.Xuat(Ghi_chu);
kq.x = XuLySoThuc.Nhap("Hoanh do:");
kq.y = XuLySoThuc.Nhap("Tung do:");
return(kq);
}
public static PHIEUGHIDIEN Nhap(String GhiChu)
{
XuLyChuoi.Xuat(GhiChu);
PHIEUGHIDIEN kq;
kq.HoTen = XuLyChuoi.Nhap("Nhap ho ten :");
kq.SoKw = XuLySoThuc.Nhap("Nhap so Kw da su dung:", 0);
kq.Thang = XuLySoNguyen.Nhap("Nhap thang da su dung:", 1, 12);
kq.Nam = XuLySoNguyen.Nhap("Nhap nam da su dung:", 2000, 2010);
return(kq);
}
public static Boolean KiemTra(String Chuoi)
{
Boolean temp = true;
String[] M = Chuoi.Split(new String[] { ChuoiPhanCach }, StringSplitOptions.None);
temp = (M.Length == 2);
if (temp)
{
temp = temp && XuLySoThuc.KiemTra(M[0]) && XuLySoNguyen.KiemTra(M[1]);
}
return(temp);
}
static void Main(string[] args)
{
DAGIAC D = XuLyDaGiac.Doc("DaGiac.txt");
String Chuoi = "Du lieu khong hop le";
if (D.Dinh != null)
{
Double kq = XuLyDaGiac.TinhChuVi(D);
Chuoi = "Da giac D" + XuLyDaGiac.XuatChuoi(D) + "\n";
Chuoi = Chuoi + " co chu vi = " + XuLySoThuc.XuatChuoi(kq);
}
XuLyChuoi.Xuat(Chuoi);
}
static void Main(string[] args)
{
Double[] a = XuLyDaySo.Doc("DaySo.inp");
String Chuoi = "Du lieu khong hop le.";
if (a != null)
{
Double s = XuLyDaySo.Tong(a);
Chuoi = "Day so:" + XuLyDaySo.XuatChuoi(a) + "\n";
Chuoi = Chuoi + "Co tong la:" + XuLySoThuc.XuatChuoi(s) + "\n";
}
XuLyChuoi.Xuat(Chuoi);
}
public static Boolean KiemTra(String Chuoi)
{
Boolean flag = true;
String[] M = Chuoi.Split(new String[] { ChuoiPhanCach },
StringSplitOptions.None);
flag = M.Length == 2;
if (flag)
{
flag = XuLySoThuc.KiemTra(M[0]) && XuLySoThuc.KiemTra(M[1]);
}
return(flag);
}
static void Main(string[] args)
{
KHACHSAN KS = XuLyKhachSan.Doc("ThuePhong.txt");
String Chuoi = "Du lieu khong hop le";
if (KS.PhongThue != null)
{
XuLyChuoi.Xuat(XuLyKhachSan.XuatChuoi(KS));
Console.WriteLine();
PHIEUTHUE Phieu = XuLyPhieuThue.Nhap(KS, "Nhap thong tin cua phieu thue phong:\n");
Double kq = XuLyKhachSan.TinhTien(KS, Phieu);
Chuoi = "So tien phai tra la: " + XuLySoThuc.XuatChuoi(kq);
}
XuLyChuoi.Xuat(Chuoi);
}
public static Boolean KiemTra(String Chuoi)
{
Boolean temp = true;
String[] M = Chuoi.Split(new String[] { ChuoiPhanCach }, StringSplitOptions.None);
temp = (M.Length > 0);
if (temp)
{
foreach (String ChuoiCon in M)
{
temp = temp && XuLySoThuc.KiemTra(ChuoiCon);
}
}
return(temp);
}
static void Main(string[] args)
{
DATHUC P;
Double kq;
Double x0;
P = XuLyDaThuc.Doc("DaThuc.txt");
String Chuoi = "Du lieu khong hop le";
if (P.DonThuc != null)
{
x0 = XuLySoThuc.Nhap("Nhap " + P.BienSo + "0 = ");
kq = XuLyDaThuc.TinhGiaTri(P, x0);
Chuoi = "Gia tri cua " + XuLyDaThuc.XuatChuoi(P) + "\n";
Chuoi = Chuoi + " voi " + P.BienSo + "0=" + x0 + " la :"
+ XuLySoThuc.XuatChuoi(kq);
}
XuLyChuoi.Xuat(Chuoi);
}
static void Main()
{
if (XuLyTapTin.KiemTra("DonThuc.inp") == true)
{
DonThuc P;
Double x0;
Double kq;
P = XuLyDonThuc.Doc("DonThuc.inp");
String Chuoi;
Chuoi = "Tinh gia tri cua don thuc P(x)=";
Chuoi = Chuoi + XuLyDonThuc.XuatChuoi(P) + "\n";
XuLyChuoi.Xuat(Chuoi);
do
{
x0 = XuLySoThuc.Nhap("Nhap gia tri x0: ");
kq = XuLyDonThuc.TinhGiaTri(P, x0);
Chuoi = "Gia tri cua don thuc ";
Chuoi = Chuoi + XuLyDonThuc.XuatChuoi(P);
Chuoi = Chuoi + " la:" + XuLySoThuc.XuatChuoi(kq);
XuLyChuoi.Xuat(Chuoi);
} while (XuLySoNguyen.Nhap("\n Tiep tuc (0. Dung, 1.Tiep tuc):", 0, 1) != 0);
}
}
