Logic Masters Deutschland e.V.

Loopy Circles

(Published yesterday, 22:33 by Scojo)

Rules:
  • Normal sudoku rules apply: Place the digits 1-9 once each in every row, column, and 3x3 box.
  • Draw a 1 cell wide loop through the centers of some cells. The loop only moves orthogonally and cannot branch or touch itself, even diagonally.
  • A digit in a circle on the loop indicates how many circles on the loop contain that digit. Similarly, a digit in a circle off the loop indicates how many circles off the loop contain that digit.
  • Black dots separate digits where one is double the other. Additionally, exactly one cell touching a black dot is on the loop, and the other is off the loop.
  • White dots separate consecutive digits. Additionally, the two cells touching a white dot are either both on the loop, or both off the loop.
  • Not all dots are necessarily given.

Solve in SudokuPad

Solution code: Row 4


Solved by SKORP17, Joyofrandomness, blueberrypug, lmdemasi, Snookerfan, zeniko, bansalsaab, Franjo, TripleABattery, PierreTombal
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Comments

today, 14:36 by Franjo
Incredible setting, gorgeous puzzle! Thank you very much for creating and sharing.

today, 10:09 by Snookerfan
Fabulous puzzle! Looks daunting at first, but is set so well, that it is surprisningly approachable when you are familiar with the different rules. Thank you

today, 04:37 by blueberrypug
Very nice!! lovely puzzle

Difficulty:4
Rating:90 %
Solved:10 times
Observed:1 times
ID:000P41

Variant combination Online solving tool

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