DIKTAT BAB 4 N0 8 C++

#include<iostream>
using namespace std;
int main()
{
    long uang,sisa;
    int u100rb,u50rb,u20rb;
    int u10rb,u5rb,u2rb,u1rb,u5ratus;
    cout<<"    Program Memecah Uang   "<<endl;
    cout<<"______________________________"<<endl;
    cout<<" Masukan Jumlah Uang Rp."; cin>>uang;
   
    u100rb=uang/100000;
    sisa=uang%100000;
   
    u50rb=sisa/50000;
    sisa=sisa%50000;
   
    u20rb=sisa/20000;
    sisa=sisa%20000;
   
    u10rb=sisa/10000;
    sisa=sisa%10000;
   
    u5rb=sisa/5000;
    sisa=sisa%5000;
   
    u2rb=sisa/2000;
    sisa=sisa%2000;
   
    u1rb=sisa/1000;
    sisa=sisa%1000;
   
    u5ratus=sisa/500;
   
    cout << endl <<endl;
    cout <<" Uang anda Rp. "<<uang<<endl;
    cout <<" Terdiri dari  : "<<endl;
    cout <<" _______________ "<<endl;
   
    if (u100rb > 0)
        cout<<u100rb<<" lembar Rp.100.000"<<endl<<endl;
    if (u50rb > 0)
        cout<<u50rb<<" lembar Rp.50.000"<<endl<<endl;
    if (u20rb > 0)
        cout<<u20rb<<" lembar Rp.20.000"<<endl<<endl;
    if (u10rb > 0)
        cout<<u10rb<<" lembar Rp.10.000"<<endl<<endl;
    if (u5rb > 0)
        cout<<u5rb<<" lembar Rp.5.000"<<endl<<endl;
    if (u2rb > 0)
        cout<<u2rb<<" lembar Rp.2.000"<<endl<<endl;
    if (u1rb > 0)
        cout<<u1rb<<" lembar Rp.1.000"<<endl<<endl;
    if (u5ratus > 0)
        cout<<u5ratus<<" keping Rp.500"<<endl<<endl;

}