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

public class Program
{

    public void Proc()
    {
		int target = int.Parse(Reader.ReadLine());
		for (int i = 1; i <= 100000; i++) {
			int oneCount = i * (i - 1) / 2;
			if(target % oneCount != 0) {
				continue;
			}
			int num = target / oneCount;
			for (int j = 0; j <= 30-i;j++) {
				int num2 = 1 << j;
				if(num2 < num) {
					continue;
				}
				if(num2 == num) {
					List<int> ans = new List<int>();
					for (int k = 0; k < i;k++) {
						ans.Add(1);
					}
					for (int k = 0; k < j; k++) {
						ans.Add(0);
					}
					Console.WriteLine(ans.Count);
					Console.WriteLine(string.Join(" ", ans));
					return;
				} else {
					break;
				}
			}
		}
	}


	public class Reader
    {
        static StringReader sr;
        public static bool IsDebug = false;
        public static string ReadLine()
        {
            if (IsDebug)
            {
                if (sr == null)
                {
                    sr = new StringReader(InputText.Trim());
                }
                return sr.ReadLine();
            }
            else
            {
                return Console.ReadLine();
            }
        }
        private static string InputText = @"



96



";
    }

    public static void Main(string[] args)
    {
#if DEBUG
        Reader.IsDebug = true;
#endif
        Program prg = new Program();
        prg.Proc();
    }
}