Riichi Book 1: Difference between revisions

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===Perfect shanten===
===Perfect shanten===
Hands have perfect N-shanten when all its joints are [[ryanmen]] or ryanmen+pair, and every tile contributes towards tenpai.
Hands have perfect N-shanten when every incomplete group is [[ryanmen]] or ryanmen+pair, and every tile contributes towards tenpai.


'''Example perfect 1-shanten''':<br>
'''Example perfect 1-shanten''':<br>
{{#mjt:455m678p3356s111z}}
{{#mjt:455m678p3356s111z}}


1 ryanmen+pair, 1 ryanmen
1 ryanmen+pair, 1 ryanmen, 1 pair, 2 compete groups


'''Example perfect 2-shanten''':<br>
'''Example perfect 2-shanten''':<br>
{{#mjt:455m78p23356s111z}}
{{#mjt:455m78p23356s111z}}


2 ryanmen+pair, 1 ryanmen
2 ryanmen+pair, 2 ryanmen, 1 complete group


== General strategies ==
== General strategies ==
1,714

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