Sudoku Assistant
-- 10000 Method Examples
This site gives over 10000 Sudoku examples, illustrating a wide variety of methods. Select a method code to see the examples, then click on its link to load a puzzle into Sudoku Assistant. Or click on the method's name to see an explanation.
L
locked candidates
Sn2
naked pairs
Sn3
naked triples
Sn4
naked quartets
Sh2
hidden pairs
Sh3
hidden triples
Sh4
hidden quartets
W2
X-Wings
W3
Swordfish
W4
Jellyfish
A1w
singly-linked almost-locked sets
A1m
doubly-linked almost-locked sets
A1s
grid-based almost-locked sets(sashimi)
Ms
strong 3D Medusa chains
Mw
weakly linked 3D Medusa chains
A2
3D Medusa with almost-locked sets
P
Hypothesis and Proof
puzzles
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