Gordian Knot
(Published on 21. November 2025, 06:01 by Merdock)
Puzzle Link:
Click here to solve my puzzle.
Rules:
Regular sudoku rules:
Place the digits 1-9 in every row, column, and box
Difference of sums:
1. The difference between the sum of the Cyan cells (C) and the sum of the purple cells (P) is 8. It is up to you to determine which of the two color sets has the larger sum
2. The difference between the sum of the Red cells (R) and the sum of the orange cells (O) is 7. It is up to you to determine which of the two color sets has the larger sum
Rotated cells:
The grey cells (G) have identical pairs rotated 180° around the center digit. (r6c3 = r4c7, r7c4 = r3c6)
Region Sum Lines:
Box borders divide each blue line into segments with the same sum.
White Kropki Dots:
White dots placed between two cells indicate the digits in those cells are consecutive. Not all dots are given.
Killer Cages:
Digits in cages must sum to the number in the upper left corner of the cage.
Anti-Knight:
Cells that are a knight's move (in chess) apart must not contain the same digit.
Solution code: Column 9, read top to bottom
Comments
on 4. March 2026, 00:44 by Merdock
Changed difficulty from 4 to 5 stars. Someone who was able to solve all of my other puzzles told me they felt this one was more difficult than the others.
The difficulty primarily is with the break-in. After you get your first digit, the rest should be significantly easier to find.
