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Tag Archives: ALS toxic pair
Sudokuwiki Ends Nakex 63 On Its Own
This post picks up on the Sudokuwiki/Sysudoku resolution of Nakamoto Extreme 63 where it was overtaken by pattern analysis and coloring, and finishes it in two ways, one humanly practical and one not. Sudokuwiki doesn’t maintain coloring clusters between moves, … Continue reading →
Posted in Extreme Solving, Nakamoto, Puzzle Reviews
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Tagged AIC ANL, AIC nice loop, ALS toxic pair, APE, cell forcing chains, hidden UR type 2, J.B.Nakamoto Extreme, Sudoku BARN, UR strong link
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An XY Playground in Classic 72
James Forest’s Classic 72 delivers two rare birds, then gets tripped up by a Y-wing. The bypass threatens to take over, but leaves an XY playground. The line marked grid gives all of the Sysudoku Basic results. … Continue reading →
Posted in Basic Solving Procedures, Puzzle Reviews
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Tagged ALS toxic pair, Classic Sudoku, James Forest, naked triple, slink marking bypass, Sudoku BARN
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Systematic Sudoku 