BookOrders

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Book_Orders
{
    class BookOrders
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            double bookPrice = 0;
            int numberOfPackets = 0;
            int booksPerPacket = 0;
            int allBooks = 0;
            int allBooksTogether = 0;
            double allBooksPrice = 0;
            for(int i = 0; i < n; i++)
            {

                numberOfPackets = int.Parse(Console.ReadLine());
                booksPerPacket = int.Parse(Console.ReadLine());
                bookPrice = double.Parse(Console.ReadLine());
                allBooks = numberOfPackets * booksPerPacket;
                allBooksTogether += allBooks;
                if(numberOfPackets < 10)
                {
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 10 && numberOfPackets < 20)
                {
                    bookPrice = bookPrice - bookPrice * 0.05;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 20 && numberOfPackets < 30)
                {
                    bookPrice = bookPrice - bookPrice * 0.06;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 30 && numberOfPackets < 40)
                {
                    bookPrice = bookPrice - bookPrice * 0.07;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 40 && numberOfPackets < 50)
                {
                    bookPrice = bookPrice - bookPrice * 0.08;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 50 && numberOfPackets < 60)
                {
                    bookPrice = bookPrice - bookPrice * 0.09;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 60 && numberOfPackets < 70)
                {
                    bookPrice = bookPrice - bookPrice * 0.10;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 70 && numberOfPackets < 80)
                {
                    bookPrice = bookPrice - bookPrice * 0.11;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 80 && numberOfPackets < 90)
                {
                    bookPrice = bookPrice - bookPrice * 0.12;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 90 && numberOfPackets < 100)
                {
                    bookPrice = bookPrice - bookPrice * 0.13;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 100 && numberOfPackets < 110)
                {
                    bookPrice = bookPrice - bookPrice * 0.14;
                    allBooksPrice += allBooks * bookPrice;
                }
                else if (numberOfPackets >= 110)
                {
                    bookPrice = bookPrice - bookPrice * 0.15;
                    allBooksPrice += allBooks * bookPrice;
                }
            }
            Console.WriteLine(allBooksTogether);
            Console.WriteLine("{0:0.00}", allBooksPrice);
        }
    }
}