#include <iostream>
#include <vector>
#include <string> 
#include <set>
using i64 = long long;
using namespace std;

int main(){
  i64 K;
  cin >> K;
  for(i64 a = 1;a <= 30;a++){
    for(i64 b = 0;30 - b - a >= 0;b++){
      i64 A = (a - 1) * a / 2;
      i64 B = (1LL << b);
      if(A * B == K){
        cout << a + b << endl;
        for(int i = 0;i < a;i++) cout << 1 << " ";
        for(int i = 0;i < b;i++) cout << 0 << " \n"[i + 1 == b];
        return 0;
      }
    }
  }
}