#include <bits/stdc++.h>
using namespace std;

int n;
int f[10], v[11];

void per(int x) {
    if (x == n) {
        for (int i = 1; i <= n; i++) {
            printf("%d ", v[i]); }
        printf("\n");
        return; }
    for (int i = 1; i <= n; i++) {
        if (f[i] == 0) {
            f[i] = 1;
            v[x + 1] = i;
            per(x + 1);
            f[i ] = 0; } } }

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