#include<cstdio>
#include<cstring>
#include<vector>
#include<queue>
#include<stack>
#include<algorithm>
#include<cmath>
#include<climits>
#include<string>
#include<set>
#include<numeric>
#include<map>
#include<iostream>
using namespace std;
#define rep(i,n) for(int i = 0;i<((int)(n));i++)
#define reg(i,a,b) for(int i = ((int)(a));i<=((int)(b));i++)
#define irep(i,n) for(int i = ((int)(n)-1);i>=0;i--)
#define ireg(i,a,b) for(int i = ((int)(b));i>=((int)(a));i--)
typedef long long ll;
typedef pair<ll, ll> mp;
ll MOD = 1e9+7;
//LLONG_MIN

//WA

int main(void){
	bool can=false;
	int K;
	cin>>K;
	reg(b,0,30){
		reg(a,0,30-b){
			if(a==0 && b==0)continue;
			ll c=1;
			rep(i,a)c*=2;
			c*=b*(b-1)/2;
			if(c==K){
				printf("%d\n",a+b);
				rep(j,a){
					printf("0");
					if(b!=0)printf(" ");
				}
				rep(j,b){
					printf("1");
					if(j!=b-1)printf(" ");
				}
				printf("\n");
				return 0;
			}
		}
	}
}