#include<bits/stdc++.h>
using namespace std;
using Int = long long;
template<typename T1,typename T2> inline void chmin(T1 &a,T2 b){if(a>b) a=b;}
template<typename T1,typename T2> inline void chmax(T1 &a,T2 b){if(a<b) a=b;}

//INSERT ABOVE HERE
signed main(){
  Int n;
  cin>>n;
  vector<Int> a(n,1);
  a[0]=3;
  Int s=0;
  for(Int i=0;i<n;i++) s+=a[i];
  if(s%3==0) a[1]++;
  if(s%3==2) a[1]+=2;
  
  for(Int i=0;i<n;i++){
    if(i) cout<<" ";
    cout<<a[i];
  }
  cout<<endl;
  return 0;
}