Shanten: Difference between revisions

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Minimum shanten can easily be checked by how many useless tiles are in hand (any single 3 away, plus single word tiles). It is important to remember that seven pairs and kokushi musou will ignore this basic calculation.
Minimum shanten can easily be checked by how many useless tiles are in hand (any single 3 away, plus single word tiles). It is important to remember that seven pairs and kokushi musou will ignore this basic calculation.


Minimum = min(uselessTiles, 6 - pairs, 13 - terminals - max(terminalPairs,1)).
''Minimum'' = min(''uselessTiles'', 6 - ''pairs'', 13 - ''terminals'' - max(''terminalPairs'',1)).


This method is most effective at the start of a game, and less towards the end.
This method is most effective at the start of a game, and less towards the end.
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