#include <fstream>

using namespace std;

int n, sol[17], comb = 1;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");

bool valid(int k){
    for(int i = 1; i < k; ++i){
        if(sol[i] >= sol[k]){
            return false;
        }
    }
    return true;
}

void bkt(int k){
    if(k == comb + 1){
        for(int i = 1; i <= comb; ++i){
            fout << sol[i] << " ";
        }
        fout << "\n";
        return;
    }
    for(int i = 1; i <= n; ++i){
        sol[k] = i;
        if(valid(k)){
            bkt(k + 1);
        }
    }
}

int main(){

    fin >> n;
    for(int i = 1; i <= n; ++i){
        bkt(1);
        comb++;
    }

    return 0;
}