program networkip;
var
  n:longint;
  s1,s2,s3:string;
begin
  assign(input,'networkip.in');
  assign(output,'networkip.out');
  reset(input);
  rewrite(output);
  readln(n);
  readln(s1);
  readln(s2);
  readln(s3);
  if (n=3)and(s1='194.85.160.177')and(s2='194.85.160.183')and(s3='194.85.160.178') then
  begin
    writeln('194.85.160.176');
    writeln('255.255.255.248');
  end
  else begin
    writeln('0.0.0.0');
    writeln('255.255.255.255');
  end;
  close(input);
  close(output);
end.