# What is the best Sudoku strategy?

## What is the best Sudoku strategy?

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.

What is the swordfish technique in Sudoku?

The Sudoku Swordfish strategy is a single-candidate technique that uses 3 rows and 3 columns. This means the player only needs to focus on one digit. The grid must contain 3 rows or 3 columns where the digit is a candidate to only 2 or 3 cells.

### What are some Sudoku strategies?

Sudoku techniques

1. Scanning in one direction:
2. Scanning in two directions:
3. Searching for Single Candidates:
4. Eliminating numbers from rows, columns and boxes:
5. Searching for missing numbers in rows and columns:
6. Eliminating squares using Naked Pairs in a box:
7. Eliminating squares using Naked Pairs in rows and columns:

What is the fastest way to answer Sudoku?

Focus on a single row, column, or square Slowly work your way up until you fill up all 81 spaces. You can start with a single square, then a row, then a column. Getting rid of all other distractions will help you solve the Sudoku grid much faster.

## What is the best sudoku strategy?

Choice Rule. In this strategy, there is a particular choice for the Sudoku square. In Sudoku there is the row, column or region where you need to fill the numbers. It has eight squares available leaving only one choice available so that remaining number must go with that empty square. You can use this technique for solving…

How do I solve Sudoku?

There are two main techniques one can use to solve a Sudoku puzzle; Crosshatching and Penciling In. These two techniques are simple, straightforward, reliable, and sufficient in solving most standard Sudoku puzzles. It is important to understand that all Sudoku puzzles require an iterative approach.

### Does Sudoku help with thinking skills?

One of the benefits of playing Sudoku for brain health is to promote thinking skill. You can get this benefit while you practicing your logical thinking process when you are solving a puzzle. Indeed, playing Sudoku will train your brain and improve your thinking skill.

What is locked candidate in Sudoku?

Sudoku Locked Candidates Method. The “Locked Candidates” method is a more advanced method that can be used when the Single Solution and Single Cell methods cannot solve the puzzle on their own. This may be required for medium difficulty puzzles. This method is also known as the Single Box or Block-Block method.