

When the puzzle is fully-solved you will have 1 to 9 in each row, column and bold-lined/coloured box as shown here: Similarly in the light blue cyan shape on the right there are only two places a '3' can fit.Ĭontinue to solve the puzzle using regular Sudoku logic, to reach the final result. There are only two places a '4' can fit, as marked. On puzzlemix each of these shapes is coloured a different shade so that you can see them clearly:Īs an example of how these different-shaped region shapes work, look at the yellow shape in the middle. Those that spread across a particularly large number of cells. In different-sized puzzles, place for example 1 to 6 into each region in 6圆 puzzles, and 1 to 9 and A to C into each region in 12x12 puzzles. The key to solving jigsaw sudoku is of course to make the most of the shapes of the regions. However whereas standard Sudoku also has rectangular boxes that must each contain every number, in Jigsaw Sudoku these boxes are replaced by different bold-lined shapes that must each contain every number instead. Remember to also keep your notes clean and updated to avoid cluttering the grid with unnecessary and distracting information.Ībove all, to solve an impossible Sudoku puzzle you will need high doses of concentration and patience but remember that the solution is possible and is within your reach with the right mental tools.The rules of Jigsaw Sudoku are similar to standard Sudoku, since you must place each of the numbers 1 to 9 (or 1 to whatever the size of the puzzle is) into each of the rows and columns. You must try to keep your momentum when finding the solution for a cell and check the immediately affected columns, rows or groups right away as new options might have unlocked in those. The same basic tips to solve any Sudoku puzzle remain the same, however. Like traditional Sudoku, the goal of Jigsaw Sudoku is to fill a grid with numbers so that each row, column, and region contains every digit from 1 to 9. Techniques used in easy to evil levels might not bear any fruit and result simply in the addition of more candidates to one single cell.Ĭhain based hypothesis/disproof techniques will be the only option to solve them and your analytical and logic skills must be highly advanced to apply these. Jigsaw sudoku is a fascinating variation of the classic Sudoku puzzle that has been gaining popularity in recent years. The incidence of applicable common strategies is considerably reduced in an impossible Sudoku level. You can also be certain that it is possible to solve them and there is only one solution available. Get an amazing game experience: More than 12000 classic well-formed sudoku games with.
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Only the allocated clues at the start of the game are reduced to a minimum at this level. Download this classic number game and play free sudoku for android.

Nevertheless, the rules and principles of Sudoku remain unchanged and, as with an easy level, all you have to do is fill the grid with numbers from 1 to 9 without repeating any digit in each column, row, and group. Using the notes feature is also a necessity as the puzzle becomes impossible to solve without them. The logic required to solve them is extremely advanced, and high focusing and concentration skills are a requirement. To reach and solve this level players must not believe to be experts, but rather be one. Impossible Sudoku Puzzles are not exactly impossible to solve, but they sure can feel as such.
