#include <stdio.h>
FILE *f=fopen("permutari.in","r");
FILE *g=fopen("permutari.out","w");
int n,i,j,a[9],viz[9];
void tipar() {
	int i;
	for(i=1;i<=n;i++)
		fprintf(g,"%d ",a[i]);
	fprintf(g,"\n");
}
void back(int k) {
	int i,j;
	for(i=1;i<=n;i++)
		if(viz[i]==0) {
			a[k]=i;
			viz[i]=1;
			if(n==k)
				tipar();
			else
				back(k+1);
			viz[i]=0;
		}
}
int main() {
	fscanf(f,"%d",&n);
	back(1);
	return 0;
}