or solve online (using our beta test of Penpa-Edit tools; in default edgex mode: left-click+drag draws line, right click marks X on edge, tab shifts to a circle shape drawing mode that can help mark the vertices with different circle choices with another tab going back to default edgex)
Theme: Circular Logic
Author/Opus: This is the 197th puzzle from our contributing puzzlemaster Murat Can Tonta.
Rules: Draw a single, non-intersecting loop that only consists of horizontal and vertical segments between the dots. Numbers inside a cell indicate the number of turns taken by the loop at the four dots around it.
Also, see this example:
Difficulty: 4 stars
Time Standards (highlight to view): Grandmaster = 5:00, Master = 10:00, Expert = 20:00
Solution: PDF; a solution video is also available here.
Note: Follow this link for other Loop/Path puzzles. The puzzle styles featured this week are part of the book Loop Variety Collection by Ashish Kumar and Murat Can Tonta.
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