Logic Masters Deutschland e.V.

Cyclotron

(Published on 13. March 2022, 11:36 by starwarigami)

Normal Sudoku rules apply.

Cells form a horizontal cycle of length n within a row if, by repeatedly jumping to the column indicated by each cell's digit, it takes n jumps to return to the starting position - e.g. C2=4 -> C4=1 -> C1=9 -> C9=2 -> C2=4
A vertical cycle within a column is defined in a similar way - e.g. R7=3 -> R3=5 -> R5=7 -> R7=3
  • A cell marked with a square contains an even digit X and belongs to a horizontal cycle of length X.
  • A cell marked with a circle contains an odd digit Y and belongs to a vertical cycle of length Y.
  • Every valid circle and square is given.
CtC link with solution check (Original link here)
f-puzzles link

Solution code: Row 1 (left to right) - 9 digits, no spaces

Last changed on on 29. February 2024, 11:22

Solved by wooferzfg, marcmees, matiasv5, henrypijames, bigger, xdy, bernhard, SametTheTurk, gordianTangle, kolot, polar, jojo81gaming, ryagami, SirSchmoopy, Niverio, cdwg2000, snowyegret, salsais, Sewerin
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Comments

on 29. February 2024, 11:21 by starwarigami
Updated link to add solution check

on 8. September 2022, 03:50 by SirSchmoopy
This was a really lovely puzzle. It took me a while as I had a few moments where I got stuck, but it was always through my own fault/the answer was staring me right in the face the whole time. Really neat deductions for a few steps in the midgame, and the negative constraint added some nice logic as well.

Last changed on 3. May 2022, 11:09

on 1. May 2022, 03:10 by jojo81gaming
Took a moment to wrap my head around it and understand the horizontal vs vertical restrictions. Not a fast solve but I enjoyed it.

@jojo81gaming Thanks for sticking with it! Glad you enjoyed it

Difficulty:4
Rating:89 %
Solved:19 times
Observed:5 times
ID:0009CT

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