Coding Program Menghitung Discount Java

 

Beli 1 – Harga Normal

Beli 2 – Discount 40%

Beli 3 – Discount 80%

import java.io.*;
public class ProgramKasir
{
public static void main(String args[])throws IOException
{
//membuat turunan class untuk input dari user
BufferedReader dataIn=new BufferedReader(new InputStreamReader(System.in));
System.out.print("Berapa Harga Barang :");
int a = Integer.parseInt(dataIn.readLine());
System.out.print("Berapa Jumlah Barang yang diambil:");
int b = Integer.parseInt(dataIn.readLine());
int total =(a*b);

System.out.println("Harga barang = Rp "+a);
System.out.println("Jmlah barang = "+b);

System.out.println("Total harga sebelum diskon =Rp"+total);
if(b==1)
{
System.out.print("Total harga yang harus dibayar (setelah diskon) =Rp ");
System.out.println(total-(total * 0));
}
else if(b==2)
{
System.out.print("Total harga yang harus dibayar (setelah diskon) =Rp ");
System.out.println(total-(total * 0.40));
}
else if(b==3)
{
System.out.print("Total harga yang harus dibayar (setelah diskon) =Rp ");
System.out.println(total-(total * 0.80));
}
else
{
System.out.print("Tidak ada di pilihan ");
}


}
}