SumOfElements

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

class Program
{
    static void Main()
    {
        int.Parse("5.5");
        List<double> sequence = Console.ReadLine().Split(new char[] {' '}, StringSplitOptions.RemoveEmptyEntries).Select(double.Parse).ToList();
        if (sequence.Count == 0)
        {
            Console.WriteLine("Yes, sum=0");
            return;
        }
        double max = sequence.Max();
        sequence.Remove(max);

        if (sequence.Sum() == max)
        {
            Console.WriteLine("Yes, sum=" + max);
        }
        else
        {
            double diff = Math.Abs(max - sequence.Sum());
            Console.WriteLine("No, diff=" + diff);
        }
    }
}