Menghitung Harga Barang

import java.io.*;
public class Contoh6 {
 public static void main(String[] args) throws IOException {
    BufferedReader x=new BufferedReader(new InputStreamReader(System.in));
   
    String namab = "";
    System.out.print("Nama barang = ");
    namab = x.readLine();    

    String jml = "";
    System.out.print("Jumlah barang = ");
    jml = x.readLine();

    String harga = "";
    System.out.print("Harga barang = ");
    harga = x.readLine();

    int b1,b2;
    b1=Integer.parseInt(jml);
    b2=Integer.parseInt(harga);

    int a3;
    a3=b1*b2;
    System.out.println("Total harga = "+a3);
 }
}