PR Java Modul 5 nomer 1 dan 2

//nama file bekas : bilgenapganjil.java
import java.io.*;
public class bilgenapganjil
{
public static void main(String[] args) throws Exception
{
DataInputStream bilangan=new DataInputStream (System.in);
System.out.print("Masukkan Bilangan : ");
String sbilangan=bilangan.readLine();
double nilaibil=Double.valueOf(sbilangan).doubleValue();
double hasil;
hasil=nilaibil % 2;
if (hasil <= 0.0)
System.out.println("karena bilangan "+nilaibil+"habis dibagis 2");
System.out.println("Karena itu termasuk bilangan Genap");
if (hasil != 0.0)
System.out.println("karena bilangan "+nilaibil+"tidak habis dibagis 2");
System.out.println("Karena itu termasuk bilangan Ganjil");
}
}
====================================================
//nama berkas : restoran.java
import java.io.*;
public class restoran
{
public static void main(String[] args) throws Exception
{
System.out.println("MENU RESTAURANT MC'CHIHUY");
System.out.println("================================================");
System.out.println("1. Nasi Goreng Informatika Rp. 5.000,-");
System.out.println("2. Nasi Soto Ayam Internet Rp. 7.000,-");
System.out.println("3. Gado-gado Disket Rp. 4.500,-");
System.out.println("4. Bubur Ayam LAN Rp. 4.000,-");
System.out.println("=================================================");
DataInputStream nilai=new DataInputStream (System.in);
System.out.print("Masukan Pilihan Anda [1-4] :");
String snilai=nilai.readLine();
int kode=Integer.valueOf(snilai).intValue();
switch(kode)
{
case 1:
System.out.println("Pilihan No.1 Nasi Goreng Informatika Rp. 5.000,-");
break;
case 2:
System.out.println("Pilihan No.2 Nasi Soto Ayam Internet Rp. 7.000,-");
break;
case 3:
System.out.println("Pilihan No.3 Gado - gado Disket Rp. 4.500,-");
break;
case 4:
System.out.println("Pilihan No.4 Bubur Ayam Lan Rp. 4.000,-");
break;
}
}
}