#include <stdio.h>

#define maxn 10

int x[maxn], N, used[maxn];
FILE *fin, *fout;

void back(int k)
{
	if (k==N+1)
	{
		for (int j=1; j<=N; j++)
			fprintf(fout, "%d ", x[j]);
		fprintf(fout, "\n");
		return;
	}
	for (int i=1; i<=N; i++)
		if (!used[i])
		{
			x[k]=i, used[i] = 1;
			back(k+1);
			used[i] = 0;
		}
}

int main()
{
	fin = fopen("permutari.in", "rt");
	fout = fopen("permutari.out", "wt");
	fscanf(fin, "%d", &N);
	back(1);
	fclose(fin), fclose(fout);
	return 0;
}