using System;

using System.Collections.Generic;

using System.Linq;

public static class Program

{

    public static void Main()

    {

        Func<byte, byte, byte, IEnumerable<float>> c = (r,g,b)=>

        {

            float[]a={r,g,b,1};

            var j=a.Max();

            a[3]=j*j/255;

            return a.Select(x=>1-x/j);

        };

        var s=c(108,174,106);

        foreach (var i in s)

        {

            Console.WriteLine(i);

        }

    }

}