#include <iostream>
using namespace std;
int main(int argc, char* argv[])
{
	int N;
	cin>>N;
	cout<<3;
	int num=0;
	int i;
	for (i=2;i<N;i++){
		cout<<" "<<1;
		num++;
	}
	num+=3;
	i=1;
	while (true){
		if ((num+i)%3==1){
			cout<<" "<<i<<endl;
			return 0;
		}
		i++;
	}

	return 0;
}