QUIZ Program c++ KONOHA LIBRARY

#include<stdio.h>
#include<conio.h>
#include<iostream.h>

main()
{
char nmpinjam[30],bulan[30],kdbuku[4];
char *jdlbuku,*pengarang,lagi;
int lmpinjam,harga;
long denda,totalbayar,uangbayar,uangkembali;

awal:
cout<<"\t\t KONOHA LIBRARY "<<endl;
cout<<" Jl. Kalibata Timur No. 37 Telp (021)7901074 "<<endl;
cout<<"-----------------------------------------------------"<<endl;
cout<<" Masukkan Bulan: ";cin>>bulan;
cout<<" Masukkan Nama Peminjam: ";gets(nmpinjam);
cout<<" Lama Pinjam: ";cin>>lmpinjam;
cout<<" Masukkan Kode Buku [AADC/AAC/EIL]: ";cin>>kdbuku;
if(strcmpi(kdbuku,"AADC")==0)
{
   jdlbuku="Ada Apa Dengan Cinta";
   pengarang="Mira Lesmana";
   harga=3000;
   }
else
if(strcmpi(kdbuku,"AAC")==0)
{
   jdlbuku="Ayat-Ayat Cinta";
   pengarang="Kang Abik";
   harga=3500;
   }
else
if(strcmpi(kdbuku,"EIL")==0)
{
   jdlbuku="Eiffel I'm In Love";
   pengarang="Nia Dinata";
   harga=4000;
   }
else
{
cout<<"Anda Salah Kode"<<endl;
cout<<" Mau Input Data Lagi [Y/T]? ";cin>>lagi;
if(lagi=='Y'||lagi=='y')
goto awal;
else
goto akhir;
}
if(lmpinjam>7)
denda=1000;
else
denda=0;
totalbayar=harga+denda;
uangkembali=uangbayar-totalbayar;

clrscr();
cout<<"\tKONOHA LIBRARY "<<endl;
cout<<" Jl. Kalibata Timur No. 37 Telp (021)7901074 "<<endl;
cout<<"----------------------------------------------------"<<endl;
cout<<" Bulan : "<<bulan<<endl;
cout<<" Nama Peminjam: "<<nmpinjam<<endl;
cout<<"----------------------------------------------------"<<endl;
cout<<" Kode Buku : "<<kdbuku<<endl;
cout<<" Judul Buku : "<<jdlbuku<<endl;
cout<<" Pengarang : "<<pengarang<<endl;
cout<<" Harga : "<<harga<<endl;
cout<<" Lama Pinjam : "<<lmpinjam<<endl;
cout<<" Denda : Rp "<<denda<<endl;
cout<<" Total Bayar : Rp "<<totalbayar<<endl;
cout<<"----------------------------------------------------"<<endl;
cout<<" Uang Bayar : Rp ";cin>>uangbayar;
cout<<" Uang Kembali : Rp "<<uangkembali<<endl;

akhir:
getch();
}

Input

output