Tag Archives: freeform pattern enumeration

Smooth Navigation in Rocky Terrain


This post reports a sysudokie attack on Alary’s More Extreme 84 with several highlight eliminations. A naked triple and a combination X-panel punch on the tightly linked numbers lead to a polarity ANL, color bridging and a surprising color wrap. … Continue reading

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Core Patterns in the Easter Monster


This post continues the siege of the Easter Monster with a pattern analysis seeking to merge four corner clusters into two. The previous post found patterns supporting a merge of blue and yellow. There are three more merge mappings to … Continue reading

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Advancing the Colors On The Easter Monster


The assault on Easter Monster continues with coloring induced by the SK loop, and a plan for  cluster mergers  by means of  pattern analysis on the monster’s favorite numbers: 1, 2, 6 and 7. We’re off to a good start … Continue reading

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Packing for the Golden Nugget Exocet Assault


This post completes exocet removal testing, finding an unexpected consistency over the solution combinations.  These results are so telling, that we prepare for a sysudoku assault of the Golden Nugget. We bring up a partnering brigade of 30 2-patterns, in … Continue reading

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LPO Lettering on Insane 495


Advanced methods are exhausted on Insane 495 as I review the Insane collection on http://www.krazydad.com.  Basic solving results were reported on the previous post. This post demonstrates a new combination of LPO pattern slicing and pattern conflict analysis that gets … Continue reading

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Insane 455 Colors With Pink Olive Crayons


This post demonstrates a relationship between pattern slicing and Medusa coloring. After extreme resistance to advanced methods, a second cluster available only by pattern slicing is merged with a limited one. A Sue de Coq enables a simple wrap to … Continue reading

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The KrazyDad Insane Review Begins


This post begins the Sysudoku review of Jim Bumgardner’s toughest collection, the Insane level,  with a demonstration of cluster extension in Medusa coloring, via Limited Pattern Overlay.  The post was updated in 10/18. The first review puzzle is Insane v.4, … Continue reading

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