#include <iostream>
#include <algorithm>
#include <cstdio>
using namespace std;
int n,a[10],i;
bool 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]<<' ';
		OK=next_permutation(a+1,a+n+1);
		cout<<"\n";
		if(!OK)
			break;
	}
	
	return 0;
}