#include <stdio.h>

#define NMAX 10

int n, st[NMAX], viz[NMAX];


void write()
{
	int i;
	for ( i = 1; i <= n; i++)
		printf("%d ", st[i]);
	printf("\n");
}


void back(int k)
{
	int i;
	if ( k == n + 1)
		write();
	else
		for ( i = 1; i <= n; i++)
			if ( !viz[i] )
			{
				st[k] = i;
				viz[i] = 1;
				back(k+1);
				viz[i] = 0;
			}
}


int main()
{
	freopen("permutari.in", "r", stdin);
	freopen("permutari.out", "w", stdout);
	scanf("%d", &n);
	back(1);
	return 0;
}