#include <stdio.h>
#include <algorithm>

using namespace std;

int main()
{
    int n,i;
    freopen("submultimi.in", "r", stdin);
    freopen("submultimi.out", "w", stdout);
    scanf("%d",&n);
    int limit = 1<<(n);
    for(i = 1;i < limit;i++){
        int aux = i;
        int k = 1;
        while(aux){
            if(aux&1){
                printf("%d ",k);
            }
            aux >>= 1;
            k++;
        }
        printf("\n");
    }
    return 0;
}