#include<cstdio>
#include<algorithm>
using namespace std;
int n,v[100],i;
int main(){
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
	scanf("%d",&n);
	for(i=1;i<=n;++i){
		v[i]=i;
		printf("%d ",v[i]);
	}
	printf("\n");
	while(next_permutation(v+1,v+n+1)){
		for(i=1;i<=n;++i){
			printf("%d ",v[i]);
		}
		printf("\n");
	}
	return 0;
}