#include <bits/stdc++.h>
using std::cout;
using std::endl;
using std::cin;

int main(){
	int n; cin >> n;
	
	if(n == 0){
		cout << 1 << endl;
		return 0;
	}
	
	int a = 0, x = n;
	while(x % 2 == 0){
		x /= 2;
		a++;
	}
	if(x == 1){
		cout << a + 2 << endl;
		for(int i = 0; i < a; i++) cout << 0 << " ";
		cout << 1 << " " << 1 << endl;
		return 0;
	}
	
	
	for(int i = 2; i * (i + 1) / 2 <= n; i++){
		if(n % (i * (i + 1) / 2)) continue;
		
		int B = i + 1;
		int pos = n / ((i * (i + 1)) / 2);
		int A = 0;
		while(pos % 2 == 0){
			pos /= 2;
			A++;
		}
		if(pos != 1) continue;
		if(A + B > 30) continue;
		
		cout << A + B << endl;
		for(int i = 0; i < A; i++) cout << 0 << " ";
		for(int i = 0; i < B; i++) cout << 1 << " ";
		cout << endl;
		return 0;
	}
	assert(false);
	
	return 0;
}