#include <iostream>
#include <bits/stdc++.h>
#include <time.h>
#include <sys/timeb.h>
#include <cstdio>
#include <sys/time.h>

using namespace std;
#define ll long long
#define uint unsigned int
#define ulong unsigned long long int

int main(){
	ll K;
	cin >> K;
	
	for(int i=2;i<=30;i++){
		ll b = i * (i - 1) / 2;
		for(int k=0;k<=30 - i;k++){
			if(b * (1 << k) == K){
				int N = i + k;
				printf("%d\n", N);
				for(int j=0;j<i;j++){
					if(j != 0) cout << " ";
					cout << "1";
				}
				for(int j=0;j<k;j++){
					cout << " 0";
				}
				cout << endl;
				return 0;
				
			}
		}
		
		
	}
	
	
	
    return 0;
}