Tag Archives: Sudoku trials

Weekly Extreme 426 Traces and Trials


We open the Weekly Extreme Competition review with #426. My selection for the review is simply the consecutive weeks, from here to #435. I’ll provide complete tracing to the point of guaranteed collapse. I want to particularly welcome WEC players. … Continue reading

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HM and SK Loops of the HM Easter Monster


Hanson and Marans’ four slink loops were derived by the “double nasty” trial loops of the previous post. Here we follow up on two rounds of removals. The identical “opening volley” is obtained by the corresponding SK loop, also displayed … Continue reading

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