Blondina v hoteli dychtivo krici na recepcneho.
Sefe, preco vam nefunguje vytah?
Draha pani, vytah funguje perfektne, akurat, ze vy stojite v telefonnej budke.
Get the entire grid full of "O"s, then press each tile in order in a clockwise spiral direction, going inwards. This will turn them into "X"s. With a group of four tiles in a 2x2 pattern, pressing each one order turn will reverse them completely and have no effect on the surrounding tiles.