using System;

public class Program

{

    public static void Main()

    {

        int   Pens, Tape, HighLighter, PaperClips, Scissors, TrashCan, WirelessRouter, PushPins, Chair, Desk, WhiteBoardCleaner, WhiteBoardEraser, Table, BoxofPaper, ComputerSystem, Holepuncher;

​

            double TotalbeforeTax, Discount, AfterTax, Total;

​

            Console.WriteLine("Pens ...........................$ 5.00");

            Console.WriteLine("Tape ...........................$ 2.00");

            Console.WriteLine("Highlighter ....................$ 0.50");

            Console.WriteLine("Paper Clips ....................$ 0.75");

            Console.WriteLine("Scissors .......................$ 1.50");

            Console.WriteLine("Trash can ......................$ 10.00");

            Console.WriteLine("Wireless Router ................$ 50.00");

            Console.WriteLine("Push Pins ......................$ 0.50");

            Console.WriteLine("Chair ..........................$ 35.00");

            Console.WriteLine("Desk ...........................$ 40.00");

            Console.WriteLine("White Board Cleaner ............$ 4.50");

            Console.WriteLine("White Board Eraser .............$ 2.00");

            Console.WriteLine("Table ..........................$ 65.00");

            Console.WriteLine("Box of Paper ...................$ 35.00");

            Console.WriteLine("Computer System ................$ 890.00");

            Console.WriteLine("Hole Puncher ...................$ 5.00");

​

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

​

            Console.Write("The total number of Pens order...........................");

            Pens = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Tape.................................");

            Tape = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Highlighter..........................");

            HighLighter = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Paper Clips..........................");

            PaperClips = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Scissors.............................");

            Scissors = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Trash can............................");

            TrashCan = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Wireless Router......................");

            WirelessRouter = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Push pins............................");

            PushPins = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Chair................................");

            Chair = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Desk.................................");

            Desk = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of White board Cleaner..................");

            WhiteBoardCleaner = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of White board Eraser...................");

            WhiteBoardEraser = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Table................................");

            Table = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Box of Paper.........................");

            BoxofPaper = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Computer System......................");

            ComputerSystem = Convert.ToInt32(Console.ReadLine());

​

            Console.Write("The total number of Puncher..............................");

            Holepuncher = Convert.ToInt32(Console.ReadLine());

​

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

            Console.WriteLine();

​

            TotalbeforeTax = Pens * 5 + Tape * 2 + HighLighter *  0.5 + PaperClips * 0.75 + Scissors * 1.50 + TrashCan * 10 + WirelessRouter * 50 + PushPins * 0.5 + Chair * 35 + Desk * 40 + WhiteBoardCleaner * 4.5 + WhiteBoardEraser * 2 + Table * 65 + BoxofPaper * 35 + ComputerSystem * 890 + Holepuncher * 5;

​

            AfterTax = TotalbeforeTax / 0.3;

​

            if

                (TotalbeforeTax < 500)

            {

                Discount = Pens * 5 + Tape * 2 + HighLighter * 0.5 + PaperClips * 0.75 + Scissors * 1.50 + TrashCan * 10 + WirelessRouter * 50 + PushPins * 0.5 + Chair * 35 + Desk * 40 + WhiteBoardCleaner * 4.5 + WhiteBoardEraser * 2 + Table * 65 + BoxofPaper * 35 + ComputerSystem * 890 + Holepuncher * 5 / 5;

                Total = AfterTax / 5;

​

            }

            else if

                (TotalbeforeTax < 5000)

            {

                Discount = Pens * 5 + Tape * 2 + HighLighter * 0.5 + PaperClips * 0.75 + Scissors * 1.50 + TrashCan * 10 + WirelessRouter * 50 + PushPins * 0.5 + Chair * 35 + Desk * 40 + WhiteBoardCleaner * 4.5 + WhiteBoardEraser * 2 + Table * 65 + BoxofPaper * 35 + ComputerSystem * 890 + Holepuncher * 5 / 20;

                Total = AfterTax / 20;

            }

            else if

                (TotalbeforeTax > 20000)

            {

                Discount = Pens * 5 + Tape * 2 + HighLighter * 0.5 + PaperClips * 0.75 + Scissors * 1.50 + TrashCan * 10 + WirelessRouter * 50 + PushPins * 0.5 + Chair * 35 + Desk * 40 + WhiteBoardCleaner * 4.5 + WhiteBoardEraser * 2 + Table * 65 + BoxofPaper * 35 + ComputerSystem * 890 + Holepuncher * 5 / 50;

                Total = AfterTax / 50;

            }

            else

            {

                Discount = TotalbeforeTax * 1;

                Total = AfterTax;

            }

​

​

​

​

            Console.WriteLine("Receipt");

            Console.WriteLine("Price before tax ......................$ {0:f2}", TotalbeforeTax);

            Console.WriteLine("Discount ..............................$ {0:f2}", Discount);

            Console.WriteLine("Tax ...................................$ {0:f2}", AfterTax);

            Console.WriteLine("Total Cost ............................$ {0:f2}", Total);

​

            Console.ReadLine();

    }

}