Contoh Program Array Java

import java.io.*;

public class latihcase

{

public static void main (String[]args)throws IOException

{

int kode;

double total;dropdown

double harga;

double jumlah;

double diskon;

double bayar;

int i;

int angka[]=new int [4];

BufferedReader br;

br=new BufferedReader(new InputStreamReader(System.in));

for(i=1; i<angka.length;i++)

{

angka[i]=i;

System.out.println("Data Ke "+angka[i]);

System.out.print("Masukan kode=");

kode=Integer.parseInt(br.readLine());

System.out.print("Masukan jumlah=");

jumlah=Integer.parseInt(br.readLine());

System.out.print("Masukan Diskon (%)=");

diskon=Integer.parseInt(br.readLine());

switch (kode)

{

case 1:

System.out.println("Buku");

harga=2000;

System.out.println("harga="+harga);

total=jumlah*harga;

System.out.println("total="+total);

bayar=(100-diskon)/100*total;

System.out.println("bayar="+bayar);

break;

case 2:

System.out.println("Pensil");

harga=3000;

System.out.println("harga="+harga);

total=jumlah*harga;

System.out.println("total="+total);

bayar=(100-diskon)/100*total;

System.out.println("bayar="+bayar);

break;

case 3:

System.out.println("Bolpoint");

harga=4000;

System.out.println("harga="+harga);

total=jumlah*harga;

System.out.println("total="+total);

bayar=(100-diskon)/100*total;

System.out.println("bayar="+bayar);

break;

default:

}

}

}

}