AssociativeArrays-04.Orders

using System;
using System.Collections.Generic;
using System.Linq;

namespace _04.Orders
{
    class Program
    {
        static void Main(string[] args)
        {
            List<string> input = Console.ReadLine().Split().ToList();

            string name = input[0];

            Dictionary<string, PriceAndQuantity> dict = new Dictionary<string, PriceAndQuantity>();

            while (name != "buy")
            {
                double price = double.Parse(input[1]);
                int quantity = int.Parse(input[2]);

                if (!dict.ContainsKey(name))
                {
                    dict[name] = new PriceAndQuantity();
                }


                    dict[name].PriceProduct = price;
                    dict[name].QuantityProduct += quantity;


                input = Console.ReadLine().Split().ToList();
                name = input[0];

            }

            foreach (var item in dict)
            {
                var totalPrice = item.Value.PriceProduct * item.Value.QuantityProduct;
                Console.WriteLine($"{item.Key} -> {totalPrice:f2}");
            }

        }
        class PriceAndQuantity
        {
            public double PriceProduct { get; set; }
            public int QuantityProduct { get; set; }
        }
    }
}