Program C++ PROGRAM TOKO

#include<stdio.h>
#include<conio.h>
#include<iostream.h>
main()
{
char nama[25],kode,*nama_barang,jawab;
int harga,jumlah,total,diskon,total_bayar,uang_bayar,kembali;
awal:
clrscr();
cout<<"PROGRAM TOKO"<<endl;
cout<<"=============================================="<<endl;

cout<<"masukan nama pembeli        :";gets(nama);
cout<<"masukan kode barang [A/B/C] :";cin>>kode;
cout<<"=============================================="<<endl;

if(kode=='A'||kode=='a')
{
 nama_barang="tv 21 inc";
 harga=350000;
}
else
if(kode=='B'||kode=='b')
{
 nama_barang="kulkas";
 harga=2500000;
}
else
if(kode=='C'||kode=='c')
{
 nama_barang="mesin cuci";
 harga=1500000;
}
else
{cout<<"============================================="<<endl;
cout<<"maaf anda salah memasukan kode"<<endl;
}

cout<<"masukan jumlah beli :";cin>>jumlah;
total=harga*jumlah;
if(jumlah>5)

 {diskon=10/100*total;}
 else
 {diskon=0;
  }
total_bayar=total-diskon;
cout<<"total bayar         :"<<total<<endl;
cout<<"masukan uang bayar :";cin>>uang_bayar;
cout<<"=========================================="<<endl;
cout<<"nama pembeli        :"<<nama<<endl;
cout<<"kode barang         :"<<kode<<endl;
cout<<"nama barang         :"<<nama_barang<<endl;
cout<<"harga               :"<<harga<<endl;

cout<<"=========================================="<<endl;
cout<<"apakah anda ingin mengulangnya lagi [y/t]:";cin>>jawab;
if(jawab=='Y'||jawab=='y')
goto awal;
else
goto akhir;
getch();
akhir:
}

INPUT N OUTPUT