program tablete;
var a,b:array[1..1000]of integer;
    n,m,k,i,j,p,l:integer;
    f,g:text;
begin
assign(f,'tablete.in');reset(f);
assign(g,'tablete.out');rewrite(g);
read(f,n,k);
p:=1;
for i:=1 to n do
begin
if i=k then
if p mod 2<>0 then
begin
p:=p+1;
a[i]:=p;
end;
a[i]:=p;
p:=p+1;
end;

for i:=1 to n do
begin
if i=k then
if p mod 2<>0 then
begin
p:=p+1;
b[i]:=p;
end;
b[i]:=p;
p:=p+1;
end;

for i:=1 to n do
if odd(i) then
   begin
   for j:=1 to n do
    write(g,a[j],' ');
   writeln(g);
   end
else
    begin
    for j:=1 to n do
    write(g,b[j],' ');
    writeln(g);
    end;
close (g);
end.