#include <fstream>
#include <algorithm>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n,A[20];
int main(){
    int i;
    fin>>n;
    for(i=0;i<n;++i) A[i]=i+1;
    do{
        for(i=0;i<n;++i)fout<<A[i]<<' ';
        fout<<'\n';
    }while(next_permutation(A,A+n));
    return 0;
}