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

namespace _8.Magic_Sum
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] numbers = Console.ReadLine()
                .Split().
                Select(int.Parse)
                .ToArray();

            int number = int.Parse(Console.ReadLine());

            for (int i = 0; i < numbers.Length; i++)
            {
                for (int j = 0; j < numbers.Length; j++)
                {
                    if (numbers[i] + numbers[j] == number)
                    {
                        Console.WriteLine($"{numbers[i]} {numbers[j]}");

                    }
                }
            }


        }
    }
}