Logic Masters Deutschland e.V.

Clue Line Miracle

(Published on 27. December 2025, 12:08 by 72kchunshuai)

Finally made a puzzle with (almost) pure face!

This puzzle is greatly inspired by Index Fingers (created by marty_sears). I also made another puzzle with similar elements, and I'll be happy if you check this one.

Rules:

  • Normal 6x6 Sudoku rules apply: Place digits 1-6 once each in every row, column and 2×3 box.
  • Anti-Knight: Cells that are a knight's move apart in chess cannot contain the same digit.
  • Clue Lines:
    Draw 12 horizontal and 4 vertical clue lines in this grid. Clue lines MAY cross or share cells with each other.
    A clue line is a straight line that passes through exactly 3 cells. The three digits ABC along a clue line, reading left-to-right or top-to-bottom, indicate that the cell at row A, column B contains the digit C.
    Every clue line is also a parity line. Adjacent digits along a parity line must alternate between even and odd.
    3 in the corner: Please place a digit '3' in the top-right corner (r1c6), which must be a starting cell (leftmost or topmost cell) of a clue line.

Play on SudokuPad

The difficulty may be around 2.5*, I think.

Also, I'm dying to know whether the original version is human-solvable. So please let me know if you solve this version.

Solution code: Row 6, from left to right, six digits.

Last changed on on 27. December 2025, 18:58

Solved by DylanRay, RailMan, PierreTombal, SKORP17
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Comments

on 27. December 2025, 18:58 by 72kchunshuai
Add difficulty estimate.

Difficulty:3
Rating:N/A
Solved:4 times
Observed:0 times
ID:000QPU

Puzzle combination Chess

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Solution code:

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