//package submultimi;

import java.io.*;
import java.util.Scanner;

public class Main {
    static final String INPUT_FILE = "submultimi.in";
    static final String OUTPUT_FILE = "submultimi.out";


    public static void main(String[] args) throws IOException {
        Scanner reader = new Scanner(new FileReader(INPUT_FILE));
        PrintWriter writer = new PrintWriter(OUTPUT_FILE);
        solve(reader, writer);
        reader.close();
        writer.flush();
        writer.close();
    }

    public static void solve(Scanner reader,
                             PrintWriter writer) {
        int n = reader.nextInt();
        if (n == 0) {
            return;
        }
        int max = (1 << n) - 1;
        for (int i = 1; i <= max; ++i) {
            int mask = 1;
            int bitIdx = 0;
            while (mask <= i) {
                if ((mask & i) > 0) {
                    writer.print((bitIdx + 1) + " ");
                }
                ++bitIdx;
                mask <<= 1;
            }
            writer.println();
        }
    }
}