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

namespace ConsoleApp2
{
    class Program
    {
        static void Main(string[] args)
        {

            List<int> evenNumbers = new List<int>();
            List<int> oddNumbers = new List<int>();

            StreamReader MyFile = new StreamReader("in.txt");
            string MyString = MyFile.ReadToEnd();
            MyFile.Close();


            StreamWriter evenWriter = new StreamWriter("even.txt");
            StreamWriter oddWriter = new StreamWriter("odd.txt");

            string[] words = MyString.Split(null);
            int[] numbers = Array.ConvertAll(words, int.Parse);


            foreach (int i in numbers)
            {
                if(numbers[i]%2==0)
                {
                    evenNumbers.Add(numbers[i]);
                    evenWriter.Write(numbers[i] + ",");
                }
                else
                {
                    oddNumbers.Add(numbers[i]);
                    oddWriter.Write(numbers[i] + ",");
                }
            }

            evenWriter.Close();
            oddWriter.Close();

        }
    }
}