#include<bits/stdc++.h>
using namespace std;
using ll=long long;
using pp=pair<int,int>;
#define sr string 
#define vc vector
#define db double
#define fi first
#define se second
#define rep(i,n) for(int i=0;i<(int)n;i++)
#define pb push_back
#define all(v) v.begin(),v.end()
#define pque priority_queue
#define bpc(a) __builtin_popcount(a)
int main(){
	int n;cin>>n;
	int t=2;
	vc<int>ans(n+1);
	for(int i=1;i<10;i++){
		for(int j=1;j<=n;j++)if(j%t==t/2)ans[j]=i;
		t*=2;
	}
	rep(i,n)cout<<ans[i+1];
}