Tag Archives: exocet crossline filtering

CLEF-ing Unsolvable 197

This post is a completely traced report of a solving of Unsolvable 197 by Sysudoku Chute Lettering Exocet Filtering.  The Unsolvable 197 double exocet is in the North band, in contrast to the earlier CLEF solved Unsolvable 190, with the … Continue reading

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