#include <iostream>
#include <fstream>
using namespace std;

#define MAXN 10

ifstream f("submultimi.in");
ofstream g("submultimi.out");

int a[MAXN], n, k;

void print(int n)
{
    for (int i = 1; i <= n; i++) {
        g << a[i] << ' ';
    }
    g << endl;
}

bool check(int j, int i) {
    if (i == 1) {
        return true;
    }
    if (j <= a[i - 1]) {
        return false;
    }
    return true;
}

void back(int i = 1)
{
    for (int j = 1; j <= n; j++) {
        if (check(j, i) == false) {
            continue;
        }
        a[i] = j;
        if (i < k) {
            back(i + 1);
        } else {
            print(k);
        }
    }
}

int main()
{
    f >> n;
    for (int i = 1; i <= n; i++) {
        k = i;
        back();
    }

    return 0;
}