#include <iostream>
#include <fstream>
#define MAXN 8

using namespace std;

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

int N,v[9];
bool marcat[10];

inline void BK(int k){

    if(k == N + 1){
        for(int i = 1 ; i < k; i++){
            out<<v[i]<<" ";
        }
        out<<"\n";
        return;
    }

    for(int i = 1 ; i <= N; i++){
        if(!marcat[i]){
            marcat[i] = 1;
            v[k] = i;
            BK(k+1);
            marcat[i] = 0 ;
        }
    }
}
int main()
{   in>>N;
    BK(1);

    return 0;
}