c++ array penjualan sepatu

#include <stdio.h>
#include <conio.h>
#include <iostream.h>
#include <iomanip.h>
main()
{
char notrans[15],kode[10][5],merk[10][20],lagi;
int i,n,harga[10],jumbel[10],tohar[10],topem=0,diskon,tobay;
atas:
clrscr();
cout<<"\t \"\TOKO SEPATU KACA\"\ "<<endl;
cout<<"\t========================="<<endl<<endl;
cout<<"Input No. Transaksi       : ";cin>>notrans;
cout<<"Input Banyaknya Transaksi : ";cin>>n;
cout<<"========================="<<endl<<endl;
for(i=1;i<=n;i++)
{
cout<<"Transaksi Penjualan Ke- "<<i<<" :"<<endl;
cout<<"Input Kode Sepatu : ";cin>>kode[i];
cout<<"Input Merk        : ";cin>>merk[i];
cout<<"Input Harga       : ";cin>>harga[i];
cout<<"Input Jumlah Beli : ";cin>>jumbel[i];
}
clrscr();
cout<<"\t *** TOKO SEPATU KACA *** "<<endl;
cout<<"\t========================="<<endl<<endl;
cout<<"No. Transaksi     : "<<notrans<<endl<<endl;
for(i=1;i<=n;i++)
{
cout<<"Transaksi Penjualan Ke- "<<i<<" :"<<endl;
cout<<"Kode Sepatu       : "<<kode[i]<<endl;
cout<<"Merk Sepatu       : "<<merk[i]<<endl;
cout<<"Harga Sepatu      : "<<harga[i]<<endl;
cout<<"Jumlah Beli       : "<<jumbel[i]<<endl;
tohar[i]=harga[i]*jumbel[i];
cout<<"Total Harga       : "<<tohar[i]<<endl;
topem=topem+tohar[i];
}
cout<<"----------------------------"<<endl<<endl;
cout<<"Total Pembelian   : "<<topem<<endl;
if (topem>450000)
diskon=0.15*topem;
else if (topem>300000)
diskon=0.10*topem;
else
diskon=0;
cout<<"Diskon            : "<<diskon<<endl;
tobay=topem-diskon;
cout<<"Total Bayar       : "<<tobay<<endl;
cout<<"----------------------------"<<endl<<endl;
cout<<"Ingin Input Transaksi Lagi [Y/T] ? : ";cin>>lagi;
if(lagi=='Y'||lagi=='y')
goto atas;
}c