02. Ad Astra

using System;
using System.Linq;
using System.Collections.Generic;
using System.Text.RegularExpressions;

namespace AdAstra
{
    class Program
    {
        static void Main(string[] args)
        {
            Regex regex = new Regex(@"([|#])(?<name>[A-Za-z\s]+)\1(?<date>\d{2}\/\d{2}\/\d{2})\1(?<calories>\d{1,5})\1");
            MatchCollection matches = regex.Matches(Console.ReadLine());
            List<Dictionary<string, string>> products = new List<Dictionary<string, string>>();
            int sumCalories = 0;

            foreach (Match match in matches)
            {
                GroupCollection m = regex.Match(match.ToString()).Groups;

                products.Add(new Dictionary<string, string>()
                {
                    { "name", m["name"].ToString() },
                    { "date", m["date"].ToString() },
                    { "calories", m["calories"].ToString() }
                });

                sumCalories += int.Parse(m["calories"].ToString());
            }

            Console.WriteLine($"You have food to last you for: {sumCalories / 2000} days!");

            foreach (var p in products) {
                Console.WriteLine($"Item: {p["name"]}, Best before: {p["date"]}, Nutrition: {p["calories"]}");
            }
        }
    }
}