Dictionaries 02Count Real Numbers

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

namespace ArraysAndLists
{
    class Program
    {
        static void Main(string[] args)
        {
            SortedDictionary<double, int> numbersCount = new SortedDictionary<double, int>();
            double[] numbersInput = Console.ReadLine().Split(' ').Select(double.Parse).ToArray();

            for (int i = 0; i < numbersInput.Length; i++)
            {
                if (!numbersCount.ContainsKey(numbersInput[i]))
                {
                    numbersCount.Add(numbersInput[i], 0);
                }
                numbersCount[numbersInput[i]]++;
            }
            foreach (double number in numbersCount.Keys)
            {
                Console.WriteLine($"{number} -> {numbersCount[number]}");
            }
        }

    }
}