using System;
using System.Collections.Generic;
using System.Linq;
using static System.Console;

class Program
{
    static void Main()
    {
        var N = int.Parse(ReadLine());
        WriteLine(N % 2 == 0 ? $"{N / 2} {N / 2}" : $"{N / 2} {N / 2 + 1}");
    }
}