#include using namespace std; #define rep(i,n) for(ll i=0;i=0;i--) #define perl(i,r,l) for(ll i=r-1;i>=l;i--) #define fi first #define se second #define pb push_back #define ins insert #define pqueue(x) priority_queue,greater> #define all(x) (x).begin(),(x).end() #define CST(x) cout<; using vvl=vector>; using pl=pair; using vpl=vector; using vvpl=vector; const ll MOD=1000000007; const ll MOD9=998244353; const int inf=1e9+10; const ll INF=4e18; const ll dy[8]={-1,0,1,0,1,1,-1,-1}; const ll dx[8]={0,-1,0,1,1,-1,1,-1}; template inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } int main(){ ll n;cin >> n; if(n==0){ cout << 1 << endl; cout << 0 << endl; return 0; } for(ll i=2;i<=30;i++){ for(ll j=0;j<=30;j++){ if(i+j>30)continue; ll ans=i*(i-1)/2; ans<<=j; if(ans==n){ cout << i+j << endl; rep(_,i)cout << 1 <<" "; rep(_,j)cout << 0 <<" "; cout << endl;return 0; } } } }