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What is the swordfish technique in sudoku?

What is the swordfish technique in sudoku?

What is the swordfish technique in sudoku?

A Swordfish is a 3 by 3 nine-cell pattern where a candidate is found on three different rows (or three columns) and they line up in the opposite direction. Eventually we will fix three candidates somewhere in those cells which excludes all other candidates in those units.

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  • 2024-02-16 20:40:19
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Is there 2 player sudoku?
Two players, one puzzle
A new way to play Sudoku. Be the first to get rid of your numbers as you and your opponent take turns solving the same puzzle. If you're perceptive, you'll challenge your opponent's mistakes and bluffs. If you're crafty maybe you can bluff your way to victory!
2024-02-05 15:50:37


What is extreme sudoku?
An extreme sudoku puzzle already has some numbers filled in. It's your job to figure out where the numbers go. A puzzle gives you enough numbers placed in enough strategic positions to allow you to find the answer using extreme logic. Each puzzle has only one answer.
2024-01-17 04:34:19


How do you solve sudoku techniques?
The most basic strategy to solve a Sudoku puzzle is to first write down, in each empty cell, all possible entries that will not contradict the One Rule with respect to the given cells. If a cell ends up having only one possible entry, it is a "forced" entry that you should fill in.
2024-01-16 09:53:11


Are there advanced sudoku techniques?
Advanced Sudoku strategies are used in the hardest levels of these puzzles and they can either help to reduce candidates or to find the solution for a specific cell. Regardless, their application always demands high levels of concentration from the player as they work by deduction.
2024-01-09 07:08:32

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