Contoh Pemrogram dasar C++ kasir swalayan

Contoh Pemrogram dasar C++ kasir swalayan :

#include <iostream>
#include <string>
using namespace std;

int harga[100],jumlah[100],sub=0;
string nama[100];
long nota,trans,bayar,total[100],diskon,ppn,grand,kembalian;



int main (void) {
cout << "=======================================================================" << endl;
cout << "                             Sagara-Swalayan                           " << endl;
cout << "=======================================================================" << endl;
cout << "No.Nota : ";
cin >> nota;
cout << "Jumlah Transaksi : ";
cin >> trans;
cout << endl;

for (int c=1;c<=trans;c++) {
cout << "Transaksi Ke - " << c << endl;
cout << "Nama Barang : ";
cin >> nama[c];
cout << "Harga Satuan : ";
cin >> harga[c];
cout << "Jumlah Beli : ";
cin >> jumlah[c];
cout << endl;
total[c] = harga[c] * jumlah[c];
}
for (int d=1;d<=trans;d++) {sub = sub + total[d];}
if (sub > 180000) {diskon = sub * 0.15;}
     else if (sub>70000){diskon = sub * 0.05;}
     else {diskon = 0;}
ppn = 0.1 * sub;
grand = sub - diskon + ppn;

system ("cls");
cout << "                    Sagara Swalayan                  " << endl;
cout << "                Jl. Pertamanan V No.76-OK             " << endl;
cout << "Nama Brg                 @Harga               Jml Beli" << endl;
cout << "======================================================" << endl;
for (int m=1;m<=trans;m++) {
cout << nama[m];
cout << "                     " << harga[m];
cout << "                     " << jumlah[m] << endl;
}
cout << "======================================================         " << endl;
cout << "SubTotal    : Rp. "<< sub <<  endl;
    cout << "Diskon      : Rp. "<< diskon << endl;
    cout << "PPN 10%     : Rp. "<< ppn << endl;
    cout << "Grand Total : Rp. "<< grand << endl;
    cout << "Bayar       : Rp. "; cin >> bayar;
kembalian = bayar - grand;
    cout << "Kembalian   : Rp. "<< kembalian << endl;
cout << endl;
    cout << "Terimakasih Atas ";
    cout << "Kunjungan Anda !!!" << endl;
cout << endl;
system ("pause");
return (0);
}