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Category Archives: Advanced Solving
Classic 216 Bypassed and Only Extreme 132 Demoted
This post adds another bypass solving to the review of James Forest’s Classic Sudoku, Classic 216. Then a report on an update of the 10/24/17 post on Castillo’s Only Extreme 132, in which a hard, but indecisive not-both trial leads … Continue reading
A Colorful Finish on Classic 144
This post continues the solution of James Forest’s Classical Sudoku 144. The boomer parade pauses for a pair of AIC ANL. This one uses reversed bv to switch from 2-chain to 8-chain and back again. … Continue reading
Classic 48 Gets to the Crayons
The second Classic of Forest’s Classic Sudoku book 30 is a strategic win for Sysudoku Advanced. X-panel keys unlock an imbalanced web of 3, 6 and 8 candidates, allowing coloring clusters to carve it into four armies, which merge and … Continue reading
Reviewing James Forest’s Classic Sudoku
This post presents a Sysudoku solution of the Classic 24, from James Forest’s Book 30. We’ll do every 24th Classic. The first suggests an easy basic and an interesting diversity of advanced methods. The bypass fills the East boxes with … Continue reading
Posted in Advanced Solving, Puzzle Reviews
Tagged finned swordfish, Forest Classic, irregular XYZ, iXYZ-wing, UR type 2b
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KD Insane 4×5 Caps the Review
KrazyDad Insane v.4, b.10, n.5, the last of the Insane review of 2013 is updated, with findings by Andrew Stuarts Sudokuwiki solver and YT. The solver gives us one of Andrew’s Type 2b UR, an ALS boomerang ANL, and something … Continue reading
