#include<cstdio>
#include<algorithm>
#include<vector>

using namespace std;

int main()
{
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
	
	int n,i;
	
	vector<int>s;
	
	scanf("%d",&n);
	for(i=1;i<=n;++i) 
		s.push_back(i);
	
	do
	{
		for(i=0;i<n;++i) printf("%d ",s[i]);
		printf("\n");
	}
	
	while(next_permutation(s.begin(),s.end()));
	
	fclose(stdin);
	fclose(stdout);
	
	return 0;
}