Logic Masters Deutschland e.V.

Gold Rush

(Published on 22. March 2026, 09:54 by .proxz14)

About This Puzzle
This is the start of a new puzzle series primarily built around the Sudoku variant Chaos Construction. In the following puzzles, many different variant combinations will be experimented on with chaos, at a varying difficulty level.
RULES
  • Chaos Construction:
    Divide the grid into 9 regions of 9 orthogonally connected cells. Place the digits 1–9 in every row, column, and region once each.
  • Gold Cells:
    A gold cell contains its position within its row, column, or region (reading order). No two regions have the same number of gold cells. All possible gold cells are given.
  • Circles:
    A circled digit equals the number of non-gold cells in its region. Each region has exactly one circled cell.
  • Kropki:
    Digits separated by a black dot must be in a 1:2 ratio.
▶ Play on SudokuPad

Solution code: Digits of the region that contains a circled 5, in normal reading order.

Last changed on on 5. April 2026, 11:36

Solved by BaguetteSolves, marcmees, Survivalinstinct_07, ShoneChello, War, 30somethingsolver, zakkai, Becky, Asphodel, jkuo7, Andrewsarchus
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Comments

on 23. March 2026, 20:01 by Survivalinstinct_07
The rules made me think this would not solve, but suprisingly it solved without being too difficult. Awesome puzzle!

Last changed on 23. March 2026, 19:54

on 23. March 2026, 18:46 by marcmees
Did some extra black dots get added since I had a first look at this puzzle? If so, it surely made for an easier start, still leaving the further solve very challenging and rewarding. Thanks for this beauty.

.proxz14's response: If you saw it when it was first published, yes that is the case. The dots were added a few days ago, but I accidentally uploaded the wrong version here at first.

Difficulty:5
Rating:N/A
Solved:11 times
Observed:0 times
ID:000RV6

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