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import java.util.*;
import java.io.*;public class Main {public static void main(String[] args) throws Exception {BufferedReader br = new BufferedReader(new InputStreamReader(System.in));StringTokenizer st = new StringTokenizer(br.readLine());int n = Integer.parseInt(st.nextToken());for (int i = 0; i < (1 << n); i++) {  // 1<<n就是2的n次方，即遍历0 ~ 2的n次方-1for (int j = n - 1, k = 1; j >= 0; j--, k++) { // j--是因为i>>j需要从左到右比较if (((i >> j) & 1 )== 1) System.out.print(k + " ");}System.out.println();}}
}

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