Tag Archives: Sysudoku line marking

PencilPress 65 and Master Class 90


This post continues the review of PencilPress Extreme Sudoku and the update of the review of Master Class Sudoku by Tom Sheldon. Each PencilPress bottom right seems to have its own little novelty.  Hopefully, you found the one coming up … Continue reading

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Beware 185 Finished in Line Marking


A basic clinic is concluding  for those wishing to make assembling candidates an entertaining task. It is Sysudoku basic on Will Shortz’ Hard Sudoku v.1.  The solution detailed this week is Beware! Very Challenging 185. Here is the basic trace … Continue reading

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Sysudoku Line Marking


This post describes the Sysudoku basic technique of line marking, which pencil marks all remaining candidates, line slinks and bi-value cells.  In a walk through line marking of the Sue de Coq classic, the efficiencies of line marking are explained. … Continue reading

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