koding baju toko GAUL

#include <iostream.h>
#include <conio.h>
#include <stdio.h>
main ()
{
clrscr();
int harga,jum_beli,tot_bayar,hargappn,bayar,diskon=0,ppn,harga_total,kembali;
char nama_baju[15],nama_kasir[20],kode[3],ukuran_baju;
cout<<"\t\t\tTOKO BAJU GAUL\n";
cout<<"***************************************************";
cout<<endl;
printf("Nama kasir                :");gets(nama_kasir);
cout<<"Masukan kode      [1/2/3] :";cin>>kode;
cout<<"\nPilih ukuran baju [S/M/L] :"; cin>>ukuran_baju;
 if (strcmp(kode,"1")==0)
    {strcpy(nama_baju,"adidas");
     if (ukuran_baju== 'S')
         harga= 50000;
     else if(ukuran_baju== 'M')
             harga = 75000;
     else if(ukuran_baju== 'L')
             harga = 100000;}
 if (strcmp(kode,"2")==0)
    {strcpy(nama_baju,"nike");
     if (ukuran_baju== 'S')
         harga = 75000;
     else if(ukuran_baju== 'M')
             harga = 100000;
     else if(ukuran_baju== 'L')
             harga = 125000;}
 if (strcmp(kode,"3")==0)
    {strcpy(nama_baju,"machbeth");
     if (ukuran_baju== 'S')
         harga = 100000;
     else if(ukuran_baju== 'M')
             harga = 125000;
     else if(ukuran_baju== 'L')
             harga = 150000;}
cout<<"Kode Baju  : "<<kode<<endl;
cout<<"Harga Baju : Rp. "<<harga<<endl;
cout<<"Jumlah Baju: "; cin>>jum_beli;
harga_total=harga*jum_beli;
cout<<"\nHarga Total                : Rp. "<<harga_total<<endl;
if (jum_beli>=60)
   diskon=harga_total*0.05;
cout<<"Besar potongan             : Rp. "<<diskon<<endl;
ppn=harga_total*0.1;
cout<<"Pajak                      : Rp. "<<ppn<<endl;
hargappn=harga_total+ppn;
cout<<"Total Bayar (+ppn)         : Rp. "<<hargappn<<endl;
tot_bayar=hargappn-diskon;
cout<<"\n\nTotal yang harus dibayarkan: Rp. "<<tot_bayar<<endl;
cout<<"Uang bayar                 : Rp. ";cin>>bayar;
kembali=bayar-tot_bayar;
cout<<"Uang kembali               : Rp. "<<kembali;
getch();
}