http://www.mindtwisters.co.uk The home of Mind twister Sudoku software Fri, 06 Jun 2008 07:49:08 +0000 http://backend.userland.com/rss092 en Today we are launching the full version of our Sudoku software which is presently just available for the Windows XP and Vista. It's based on the 9x9 format and enables several different difficulty levels. If you would like a copy then please feel free to register for the site, or ... http://www.mindtwisters.co.uk/?p=22 Mind Twisters sudoku bases itself around the 9x9 format and includes five different difficulty ratings with the ability to save, load, get a useful hint or to when you get stuck and the ability to solve the puzzle if you give up. The trial version enables users to create as ... http://www.mindtwisters.co.uk/?p=18 This is performed from the outset and throughout the solution. Some of the easier puzzles can be solved by this method alone. It may be necessary to scan several times and consists of two basic techniques: Cross-hatching: This is performed by the scanning of rows or columns to identify which line in ... http://www.mindtwisters.co.uk/?p=17 If you want to be kept up to date with what's going on at Mind Twisters, or you have created a puzzle game that you would like to include on the site then please feel free to register.  To register now please click here   http://www.mindtwisters.co.uk/?p=11 9x9 Sudoku As well as the popular 9x9 grid with 3x3 regions there are other forms the puzzle can take. Sample puzzles can be 4x4 grids with 2x2 regions; 5x5 grids with pentomino regions have been published under the name of Logi-5; the World Puzzle Championship has featured a 6x6 grid ... http://www.mindtwisters.co.uk/?p=10 There are two main approaches to analysis: Candidate Elimination One method of candidate elimination is to identify the 'matched cells'. Cells are said to be matched within a particular row, column or region. If two cells contain the same pair of candidate numbers and no others, or if three cells contain the ... http://www.mindtwisters.co.uk/?p=9 When no further numbers can be discovered scanning stops and from this point it is necessary to use logical analysis. Many players find it useful to help this analysis by marking candidate numbers into the blank cells. These can be divided into two notation types:. Subscripts In the subscript notation the ... http://www.mindtwisters.co.uk/?p=8 There are three main strategies for solving the puzzle: scanning marking up analysing http://www.mindtwisters.co.uk/?p=7 Standard Sudoku grid Usually the puzzle is a 9x9 grid, made up of 3x3 subgrids called 'regions'. Some cells contain numbers and these are called 'givens'. The object of the game is to fill in the empty cells so that each column, row and region contains the numbers 1-9 only once. ... http://www.mindtwisters.co.uk/?p=6 Sudoku on page 391 of teletext Other forms of the puzzle have included Channel 4's teletext service having a daily Su Doku on page 391 and the Radio Times features a Super Sudoku. On Sky One, as a one-off, the world's first televised Su Doku TV show was broadcast titled Sudoku ... http://www.mindtwisters.co.uk/?p=5