Count_Real_Numbers(dict)

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

namespace Count_Real_Numbers
{
    class Program
    {
        static void Main(string[] args)
        {
           List<double> input = Console.ReadLine().Split(' ').Select(double.Parse).ToList();
           var count = new SortedDictionary<double, int>();
           foreach (var num in input)
           {
               if (count.ContainsKey(num))
               {
                   count[num]++;
               }
               else
               {
                   count[num] = 1;
               }
           }
           foreach (var num in count.Keys)
           {
               Console.WriteLine($"{num} -> {count[num]}");
           }
        }
    }
}