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
Scrabble letter distributions Scrabble letter distributions Editions of the word board game Scrabble in different languages have differing letter distributions of the tiles, because the frequency of each letter of the alphabet is different for every language. As a general rule, the rarer the letter, the more points it is worth. Many languages use sets of 102 tiles, since the original distribution of one hundred tiles was later augmented with two blank tiles. In tournament play, while it is acceptable to pause the game to count the tiles remaining in the game, it is not acceptable to mention how many tiles are remaining