Category Archives: Basic Solving Procedures

Starting with slink marking to find all remaining candidates.

Classic 96 and 120 Solved in Basic


In the James Forest Classic Sudoku review, The next two pre-selected puzzles are solved in Basic, one in early line marking and one in the bypass. They are both excellent examples of the kind of Sudoku entertainment Basic level puzzles … Continue reading

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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

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Beware 195 Ends a Basic Review


In this final post of the review of Will Shortz’ Hard Sudoku v.1, Beware! Very Challenging 195 is solved in the bypass. The review table is included for comparisons.  A new mode of blog posts will include reports and links … 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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Beware 175 Follows Suit


This continues the review of Will Shortz’ Hard Sudoku v.1, with another documented basic finish. Starting the Guide?  Accounting for each move in this series, then trying them beforehand, will make Sysudoku basic yours. Beware 175 matches 165’s collapse point, … Continue reading

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A Hidden Single Dispatches Beware 165


This post continues a review of Will Shortz’ Hard Sudoku, v.1. with the sixth of ten pre-selected puzzles. Each one is resolved at the basic level. The detailed review requires time and patience,   but its value is the detailed examples … Continue reading

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Be Especially Aware 155


This post demonstrates how, in line marking, the partially line marked grid invites the error of using  an incompletely marked cell as a completely marked one. Every Beware in this review of Will Shortz’ Hard Sudoku v.1 highlights a different … Continue reading

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