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

ifstream fin("permutari.in");
ofstream fout("permutari.out");

int n;
bool use[9];
int sol[9];

void afisare() {
    for (int i = 1; i<=n; i++) {
        fout << sol[i] << " ";
    }
    fout << endl;
}
    
void perm(int k) {
    int i,j;
    if (k == n+1) {
        afisare();
    } else {
        for (int i = 1; i<=n; i++) {
            if (use[i] == 0) {
                use[i] = 1;
                sol[k] = i;
                perm(k+1);
                use[i] = 0;
            }
        }
    }
} 

int main() {
    
    fin >> n;
    perm(1);
    
    return 0;
}