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/*Practical Task: BOBS*/import java.util.*;public class TaskMN{        public static void main (String [] args)        {                Scanner in = new Scanner (System.in);                String name = "";                int bolts = 0;                int nuts = 0;                int washers = 0;                int rand = 0;                String invoiceCode = "";                int counter = 0;                double total = 0.0;                double vat = 0.0;                double netTotal = 0.0;                String business = "Bobs Discount Bolts";                String capitals = business.toUpperCase();                int length = business.length ();                String counterString = Integer.toString(counter);        System.out.print("Please enter your name\t\t\t: ");        name = in.nextLine();                do                {        System.out.print("\nHow many bolts would you like to purchase   : ");        bolts = in.nextInt();        System.out.print("\nHow many nuts would you like to purchase    : ");        nuts = in.nextInt();        System.out.print("\nHow many washers would you like to purchase : ");        washers = in.nextInt();                        for (int x = 1;x<= 3; x++)                        {                                rand = (int)(Math.random()* length);                                invoiceCode = invoiceCode + (capitals.substring(rand,rand+1));                                counter = counter + 1;                        }        double bPrice = Prices.getBoltPr();        double nPrice = Prices.getNutPr();        double wPrice = Prices.getWasherPr();        total = (bolts * bPrice) + (nuts * nPrice) + (washers * wPrice);        vat = (double)total*14/100;        netTotal = vat + total;        System.out.println("Your code is: "+invoiceCode+counter);        invoiceCode = "";        System.out.println("\n\t\t\t\t\tBob's Discount Store");        System.out.println("59 Mahatma Gandhi Street\t\t\t\t\t\tTelephone: 552 1234");        System.out.println("STANGER\t\t\t\t\t\t\t\tFax: 552 5678");        System.out.println("4450\t\t\t\t\t\t\t\tEmail: bobs@webmail.co.za");        System.out.println("                                            ");        System.out.println("------------------------------------------------------------------------------------------------------");        System.out.println("                                            ");        System.out.println("Number \t \t \t Description \t \t \t Unit Price \t \t \tTotal");        System.out.printf(bolts + " \t\t \t \t Bolts \t \t \t \t  25c \t \t \t \tR%4.2f\n",bolts * bPrice);        System.out.printf(nuts + " \t\t \t \t Nuts \t \t \t \t  15c \t \t \t \tR%4.2f\n",nuts * nPrice);        System.out.printf(washers + "\t \t \t \t Washers \t \t \t  10c \t \t \t \tR%6.2f\n",washers * wPrice);        System.out.println("                                             ");        System.out.println("-----------------------------------------------------------------------------------------------------");        System.out.println("                                             ");        System.out.printf("Total \t \t \t \t \t \t \t \t \t \t \t R%6.2f\n", total);        System.out.println("Vat (14%)   \t \t \t \t \t \t \t \t \t \t " + vat);        System.out.println("                                            ");        System.out.println("-----------------------------------------------------------------------------------------------------");        System.out.println("                                            ");        System.out.println("Customer Owes \t \t \t \t \t \t \t \t \t \t R"+ netTotal);        System.out.println("                                            ");                        if (bolts>nuts)                        {                                System.out.println("\n**Check out the order!**");                        }else                        {                                System.out.println("\n**Order is correct!**");        System.out.print("\nPlease enter your name:\t\t\t");        name = in.next();                        }                }while (!(name.equalsIgnoreCase("ZZZ")));        }}