04. Fold and Sum

using System;
using System.Linq;

namespace FoldAndSum
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] num = Console.ReadLine().Split().Select(int.Parse).ToArray();
            int[] output = new int[num.Length / 2];

            for (int i = 0; i < output.Length; i++)
            {
                if (i < output.Length / 2)
                {
                    output[i] = num[i + num.Length / 4] + num[num.Length / 4 - (1 + i)];
                }
                else
                {
                    output[i] = num[i + num.Length / 4] + num[num.Length + (num.Length / 4) - (i + 1)];
                }
            }
            Console.WriteLine(string.Join(" ", output));
        }
    }
}