Tile-matching video game casual games, tile-matching games are designed to be easily accessible and easy to play, which conflicts with a traditional video gaming ethos that demands games to be challenging and punishing. Match-three games are NP-hard when generalized to an n × n playfield and played such that the player knows in advance all the tiles that will appear, with no random chance involved. In particular, it is NP-hard to determine: Tile-matching video game A tile-matching video game is a type of puzzle video game where the player manipulates tiles in order to make them disappear according to a matching criterion. In
World Scrabble Championship 2011 obvious, it is not normally possible to start a game with an incorrect number of letters, although using a 9-by-11 grid by mistake could mask a missing tile). The tournament director ruled that the letter be replaced, and Martin won the game 402–401. This caused some embarrassment to Martin and hard feelings among the Thai contingent, and it was widely reported that Chollapat Itthi-Aree had suggested that Martin be strip searched, but another reporter states that Chollapat did not make such a suggestion. World Scrabble Championship 2011 The World Scrabble Championship 2011 was held in the Hilton Hotel, Warsaw, Poland,