Program Pecahan Uang

import java.io.*;

public class UangPecahan
{
public static void main (String args[]) throws IOException{
BufferedReader angka = new BufferedReader(new
InputStreamReader( System.in) );
long pchan;

System.out.print("Masukkan Jumlah uang = ");
String number = angka.readLine();
long uang = Integer.parseInt(number);

if (uang<100){ // jika pecahan kurang dari 100 rupiah System.out.println("Maaf, nominal uang telalu kecil!!"); } else { if (uang >= 100000){
pchan = uang / 100000;
System.out.println("Pecahan 100000 = "+pchan);}

uang = uang % 100000;
if (uang >= 50000) {
pchan = uang / 50000;
System.out.println("Pecahan 50000 = "+pchan);}

uang = uang % 50000;
if (uang >= 20000) {
pchan = uang / 20000;
System.out.println("Pecahan 20000 = "+pchan);}

uang = uang % 20000;
if (uang >= 10000) {
pchan = uang / 10000;
System.out.println("Pecahan 10000 = "+pchan);}

uang = uang % 10000;
if (uang >= 5000) {
pchan = uang / 5000;
System.out.println("Pecahan 5000 = "+pchan);}

uang = uang % 5000;
if (uang >= 2000) {
pchan = uang / 2000;
System.out.println("Pecahan 2000 = "+pchan);}

uang = uang % 2000;
if (uang >= 1000) {
pchan = uang / 1000;
System.out.println("Pecahan 1000 = "+pchan);}

uang = uang % 1000;
if (uang >= 500) {
pchan = uang / 500;
System.out.println("Pecahan 500 = "+pchan);}

uang = uang % 500;
if (uang >= 200) {
pchan = uang / 200;
System.out.println ("Pecahan 200 = "+pchan);}

uang = uang % 200;
if (uang >= 100) {
pchan = uang / 100;
System.out.println ("Pecahan 100 = "+pchan);}

uang = uang % 100;
if (uang > 0)
{
pchan = uang ;
System.out.println ("Sisanya : "+pchan+" rupiah");

}
}


}

}