using System;

using System.Collections.Generic;

using System.Linq;

​

class Program

{

    class Products

    {

        class Food

        {

            public string Name { get; set; }

            public double kalorii { get; set; }

        }

​

        class Bunker

        {

            public List<Food> Hladiulnik;

            public Bunker()

            {

                Hladiulnik = new List<Food>();

            }

​

            public void AddFood(Food food)

            {

                Hladiulnik.Add(food);

            }

​

            public double SumCal()

            {

                double sum = 0;

                foreach (var item in Hladiulnik)

                {

                    sum += item.kalorii;

                }

​

                return sum;

            }

​

            public void Print()

            {

                foreach (var itam in Hladiulnik)

                {

                    Console.WriteLine(itam.Name + " " + itam.kalorii);

                }

            }

​

            public static void Main()

            {

                Bunker bunker = new Bunker();

                while (true)

                {

                    string[] input = Console.ReadLine().Split();

                    if (input[0] == "end")

                    {

                        break;

                    }

                    else

                    {

                        var food = new Food()

                        {

                            Name = input[0],

                            kalorii = double.Parse(input[1])

                        };

                        bunker.AddFood(food);

                    }

                }

​

                bunker.Print();

                Console.WriteLine("kalorii: "+bunker.SumCal());

            }

        }

    }

}