#include <iostream>
#include <algorithm>
#include <cstdio>
using namespace std;
int i,n,a[10],OK;
int main()
{
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
	cin >> n;
	for(i=1;i<=n;i++)a[i]=i;
	for(;;)
	{
		for(i=1;i<=n;i++)
			cout << a[i] << " ";
		cout << "\n";
		OK=next_permutation(a+1,a+n+1);
		if(!OK)
			break;
	}
	return 0;
}