Reversed Fortress Sudokus

For fans of Killer Sudoku, Samurai Sudoku and other variants

Reversed Fortress Sudokus

Postby xxyyzz » Sun Sep 26, 2021 12:50 am

The number in gray box needed to be smaller than the numbers in the white boxes that are above, below, left and right of the gray box. In other words, this is the reversed of Fortress Sudokus. Please see the attached file.

S__36208649.jpg
xxyyzz
 
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Re: Reversed Fortress Sudokus

Postby creint » Mon Sep 27, 2021 12:35 pm

Valid solution, 1 layer of locked singles required.
Hidden Text: Show
Code: Select all
6 5 4 8 9 3 1 2 7
1 7 8 4 5 2 3 9 6
2 3 9 6 1 7 4 8 5
3 4 1 5 6 8 9 7 2
5 8 2 1 7 9 6 4 3
9 6 7 2 3 4 5 1 8
4 9 3 7 8 5 2 6 1
7 2 6 3 4 1 8 5 9
8 1 5 9 2 6 7 3 4
creint
 
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