#include<fstream>
#include<bitset>
#define dim 8
using namespace std;

ifstream f("permutari.in");
ofstream g("permutari.out");

int x[dim],n,;
bitset<dim>b;
void back(int k){
	if(k>n){
		for(int i=1;i<=n;i++)
			g<<x[i]<<" ";
		g<<"\n";
		return ;
	}
	for(int i=1;i<=n;i++){
		if(!b[i]){
			b[i]=1;
			x[k]=i;
			back(k+1);
			b[i]=0;
		}
	}
	
}
int main (){
	f>>n;
	back(1);
	return 0;
}