#include "iostream.h"
class DICH_VU
{
public:
virtual void nhap()=0;
virtual void xuat()=0;
virtual int gia_******()=0;
};
class GIAT:public DICH_VU
{
static const int don_gia=20;
int tien;
int so_kg;
int tien_cong_them;
public:
GIAT()
{
tien=0;
so_kg=0;
tien_cong_them=0;
}
void nhap()
{
cout<<"Nhap so kg: "<<endl;
cin>>so_kg;
cout<<"Tien_cong_them: "<<endl;
cin>>tien_cong_them;
}
int gia_******()
{
tien = don_gia*so_kg+tien_cong_them;
if(so_kg>10)
tien =(int) tien * 0.95;
return tien;
}
void xuat()
{
cout<<"Dich vu giat: "<<tien<<"k"<<endl;
}
};
class THUE_XE:public DICH_VU
{
static const int don_gia=30;
int tien;
int so_gio;
public:
THUE_XE()
{
tien =0;
so_gio=0;
}
void nhap()
{
cout<<"Nhap so gio: "<<endl;
cin>>so_gio;
}
int gia_******()
{
tien = don_gia*so_gio;
if(so_gio>7)
tien = (int)tien * 0.9;
return tien;
}
void xuat()
{
cout<<"Dich vu thue xe: "<<tien<<"k"<<endl;
}
};
class HOA_DON
{
DICH_VU* dv[100];
char makh[20];
char tenkh[100];
int n;
int trigia;
public:
HOA_DON()
{
n=0;
trigia=0;
}
void nhap()
{
int loai_dv,kt;
cout<<"Nhap ma kh: "<<endl;
cin.getline(makh,20);
cout<<"Nhap ten: "<<endl;
cin.getline(tenkh,100);
do
{
cout<<"Loai dich vu: \n 1 - thue xe \n 2 - Giat "<<endl;
cin >>loai_dv;
if(loai_dv==1)
{
dv[n]=new THUE_XE();
dv[n]->nhap();
trigia=trigia+dv[n]->gia_******();
}
else if(loai_dv==2)
{
dv[n]=new GIAT();
dv[n]->nhap();
trigia=trigia+dv[n]->gia_******();
}
n++;
cout<<"Ban muon nhap them loai dich vu khac khong? 1- Tiep 2-Dung lai "<<endl;
cin>>kt;
} while(kt!=2&&n<100);
}
void xuat()
{
cout<<"Ma KH: "<<makh<<endl;
cout<<"Ten KH: "<<tenkh<<endl;
cout<<"/////////////////////////////////////////////////////////"<<endl;
for(int i=0;i<n;i++)
{
cout<<"Dich vu thu "<<i+1<<": ";
dv[i]->xuat();
}
cout<<"/////////////////////////////////////////////////////////"<<endl;
cout<<"Tri gia hoa don: "<<trigia<<"k"<<endl;
}
};
main()
{
HOA_DON hd;
hd.nhap();
hd.xuat();
system("pause");
}
#include "stdafx.h"
#include<iostream>
using namespace std;
class ******
{
protected:
float tien;
int dongia;
public:
******()
{
tien=0;
}
virtual void nhap() {}
virtual void xuat() {}
virtual float tinhtien()=0;
};
class GIATUI:public ******
{
private:
int sokg;
int hap;
int temp;
public:
GIATUI()
{
this->dongia=10000;
sokg=0;
hap=12000;
}
float tinhtien()
{
if(temp==0)
{
if(sokg>=10)tien=(sokg*dongia*0.95);
else tien=(sokg*dongia);
}
else
{
if(sokg>=10)tien=(sokg*dongia*0.95)+hap;
else tien=(sokg*dongia)+hap;
}
return tien;
}
void nhap()
{
******::nhap();
cout<<"nhap so kg \n";cin>>sokg;
cout<<"nhan so 1 de chon dv hap,0 khong lam j\n";
cin>>temp;
switch(temp)
{
case 1:
cout<<"ban da chon dich vu cong them la hap \n";
break;
case 0:
break;
}
}
void xuat()
{
cout<<"\nDon gia la="<<this->dongia<<endl;
cout<<"so kg="<<sokg<<endl;
if(temp!=0)cout<<"dich vu cong them ="<<hap<<"\n";
if(sokg>=10) cout<<"Vi so kg quan ao >7 nen duoc giam 5%\n";
cout<<" tien Khach Hang phai tra=";printf("%0.2f",tinhtien());
}
};
class THUEXE:public ******
{
private:
int sogio;
public:
THUEXE()
{
this->dongia=20000;
sogio=0;
}
float tinhtien()
{
if(sogio>=7) tien=(sogio*dongia*0.93);
else tien=(sogio*dongia);
return tien;
}
void nhap()
{
******::nhap();
cout<<"nhap so gio: ";cin>>sogio;
}
void xuat()
{
cout<<"\nDon gia la="<<this->dongia<<endl;
cout<<"so gio="<<sogio<<endl;
if(sogio>=7) cout<<"Vi so gio ban thue xe lon hon 7 nen duoc giam 7%\n";
cout<<"tien Khach Hang phai tra=";printf("%0.2f",tinhtien());
}
};
class KHACHHANG
{
private:
char makh[10];
char hoten[30];
public:
void Nhap()
{
cout<<"nhap ma KH: ";cin.ignore();cin.getline(makh,10);
cout<<"nhap ten kh: ";cin.getline(hoten,30);
}
void xuat()
{
cout<<"\n Ma KH: ";cout<<makh;
cout<<"\n Ten kh: ";cout<<hoten;
}
};
class HOADON
{
private:
KHACHHANG kh[200];
****** *dv[200];
int sokh;
float trigia;
public:
int kiemtra;
HOADON()
{
trigia=0;
}
void nhap()
{
cout<<"nhap so luong khach hang \n";
cin>>sokh;
int them;
for(int i=0;i<sokh;i++)
{
kh[i].Nhap();
lai:
nthem:
cout<<"nhan so 1 if la dich vu Thue XE, 2 giat ui \n";
cin>>kiemtra;
switch(kiemtra)
{
case 1:
cout<<"***********dich vu thue xe***********\n";
dv[i]=new THUEXE();break;
case 2:
cout<<"***********dich vu giat ui***********\n";
dv[i]=new GIATUI();break;
default:
goto lai;
break;
}
dv[i]->nhap();
}
}
void xuat()
{
cout<<"\n";
for(int i=0;i<sokh;i++)
{
cout<<"\n****************************************"<<endl;
kh[i].xuat();
dv[i]->xuat();
}
}
float tongtienks()
{
cout<<"\n";
for(int i=0;i<sokh;i++)
{
trigia =trigia+dv[i]->tinhtien();
}
return trigia;
}
};
int _tmain(int argc, _TCHAR* argv[])
{
HOADON a;
a.nhap();
a.xuat();
cout<<"\n****************************************"<<endl;
printf("Tong Tien Khach San Thu Duoc La= %0.2f",a.tongtienks());
cin.get();cin.get();
return 0;
}
class KHACHHANG
{ private:
int MaKH;
char TenKH[100];
public:
void Nhap();
void Xuat();
};
class ******
{ protected:
int DonGia;
int SoLuong;
int GiamGiaSL;
int GiamGiaPT;
public:
virtual void Nhap(){};
void Xuat();
virtual int Tinh(){};
}
class ******GIATUI: public ******
{ private:
int ******CongThem;
public:
void Nhap()
{
nhap SL,DG, ConGThem
}
int Tinh()
{
int tam;
tam = SL * DG + ConGThem;
if (SL>10) tam = tam * .095;
retrun tam;
}
}
class ******THUEXE: public ******
{ public:
void Nhap()
{
nhap SL,DG
}
int Tinh()
{
}
}
class HOADON
{ private:
KHACHHANG kh;
******* ******[200];
int SL;
public:
void Nhap()
{
Nhap SL;
for (int i=0;i<SL;i++)
{
if (tl==1)
******[i] = new GIATUI();
else
******[i] = new THUEXE();
******[i]->Nhap();
}
}
int GiaTri()
{
int KQ=0;
for (i=0;i<SL;i++)
KQ = KQ + ******[i]->Tinh();
}
}
main()
{
HOADON a;
a.Nhap(); Nhap vao KH, cac dich vu ma nguoi do dung
cout<<a.GiaTri();
}
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