var n,i,j,act:longint;
    f,g:text;
begin
assign(f,'submultimi.in');
reset(f);
assign(g,'submultimi.out');
rewrite(g);
read(f,n);
for i:=1 to 1 shl n -1 do
        begin
        j:=i;
        act:=1;
        while j>0 do
                begin
                if j and 1=1 then write(g,act,' ');
                j:=j shr 1;
                act:=act+1;
                end;
        writeln(g);
        end;
close(f);
close(g);
end.