![]() ![]() However, one rule that you may discover yourself utilizing more often than in regular Sudoku is area crossing removal. The standard sudoku rules apply to this irregular Sudoku puzzle.Īccording to these rules, numbers with 1 – 9 occur once in each row, column, and, in this case, irregular in shape thick line group of nine cells. If you’re looking to solve these types of puzzles quickly, you have to follow a couple of rules. Some Sudoku puzzles have irregular shapes, meaning that the numbers 1 through 9 don’t appear in a straight line or column. They are also available online, and they come in different shapes and sizes. Rules for Solving irregular Sudoku PuzzleĪs all Sudoku puzzles are a popular brain teaser that can be found in newspapers and magazines. Because it contains numbers between 1 to 16 to play. This sudoku variant is very difficult to understand and play. This Sudoku puzzle is difficult to understand and very hard to play the numbers used for playing this puzzle game lie between 1 to 12. because it is a combination of numbers from 1 to 11 for playing. This sudoku variant is difficult to play. In this Sudoku Variant, numbers between 1 to 10 are used to play this variant. You have to use numbers between 1 to 9 for the solution of this sudoku puzzle. The next Sudoku variant is 9×9, with numbers from 1 to 9. 8×8 Irregular Sudoku VariantĪnother variant is 8×8, which is difficult to play, with numbers ranging from 1 to 8. ![]() Irregular Sudoku 5×5Ī very simple and easiest sudoku variant is the 5×5 sudoku variant which is the most simple to play, and the common sudoku variant contains numbers from 1 to 5.Īnother is the 6×6 sudoku variant, the basic and ubiquitous sudoku variant, with numbers ranging from 1 to 6.Īnother sudoku variant is 7×7, which is difficult to play, with numbers ranging from 1 to 7. Irregular Sudoku has a lot of variants, but common variants are below from simple to complex forms. Once all sections have been solved, the individual solutions can be combined to form the complete answer. This approach involves dividing the grid into smaller sections and solving each section individually. Technique 7:Īnother method that can be used is the ‘cross-hatching’ technique. This can be a time-consuming process, but it often works well for only mildly irregular puzzles. The most basic and straightforward approach is trial and error – trying different combinations of numbers until the puzzle is solved. You can also use a “wing” technique, which is when you fill in a square on one side of the grid based on the information from another square. This will often give you a few clues about how to solve the puzzle. Technique 4:Īnother technique is to fill in the squares with the most candidates first. This is a good approach if you are stuck on a particular square and don’t know where to go next. The third trick for solving Irregular Sudoku is solving the easy squares and working your way towards the harder ones. The 2nd thing to do is identify any squares that contain two or more of the same number. If all else fails, there’s always the backdoor method! Technique 2: Once you’ve done that, start by filling in those numbers and work your way out from there. Technique 1:įirst, try identifying the rows and columns that have the most possible numbers in them. Irregular Sudoku puzzles can be quite daunting, but you can solve them in no time with a few simple techniques. The object is to fill in the missing numbers so that each column, row, and set of 3×3 squares contains all of the digits 1-9 exactly once. It presents the solver with a 9×9 grid, but instead of the usual 3×3 squares in each row and column, there are sets of varying sizes and shapes. Irregular Sudoku is one of the toughest variants of the popular logic puzzle. In this blog post, we’ll show you how to solve an Irregular Sudoku puzzle and give you some tips on how to best approach this challenging game. ![]() This makes the game much more difficult, as each square has many more possibilities. Irregular Sudoku is like the traditional Sudoku game, with one exception: the 9 squares in each row, column, and 3×3 box don’t have to contain all of the different numbers from 1-9. ![]()
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