Latihan Awal CPP

 #include <stdio.h>
#include <conio.h>
#include <iostream.h>
main()
{
char nama[20];
int lama,nomor;
long int harga,jumbay,total, pot;


cout<<"      Bandung Prima Hotel"<<endl;
cout<<"====================================="<<endl;
cout<<"Masukkan Nama Penyewa:";cin>>nama;
cout<<"Masukkan Nomor Kamar[101/102/201/202/301/302:";cin>>nomor;
cout<<"Masukkan Lama Inap    :";cin>>lama;
if (nomor==101)
harga=100000;
else if(nomor==102)
harga=100000;
else if(nomor==201)
harga=150000;
else if(nomor==202)
harga=175000;
else if(nomor==301)
harga=200000;
else if(nomor==302)
harga=250000;

total=harga*lama;
if (lama>=10)
    {if (nomor==101)
    {pot=0.1*total;}
        else if (nomor==102)
      {pot=0.05*total;}
      else if (nomor==201)
      {pot=0.1*total;}
      else if (nomor==202)
      {pot=0.05*total;}
      else if (nomor==301)
      {pot=0.1*total; }
      else if (nomor==302)
      {pot=0.15*total; }}
  else pot=0;

jumbay=total-pot;
clrscr();
cout<<"        Bandung Prima Hotel     "<<endl;
cout<<"================================"<<endl;
cout<<"Nama Penyewa            :"<<nama<<endl;
cout<<"Nomor Kamar            :"<<nomor<<endl;
cout<<"Harga Kamar            :"<<harga<<endl;
cout<<"Lama Inap                :"<<lama<<endl;
cout<<"total Bayar            :"<<total<<endl;
cout<<"Potongan                :"<<pot<<endl;
cout<<"                     ================="<<endl;
cout<<"Jumlah Bayar            :"<<jumbay<<endl;
getch();
}