Hardest Sudoku Puzzle Ever

The hardest sudoku variant we ve ever seen duration.

Hardest sudoku puzzle ever. The worlds hardest sudoku puzzle for those of us that never tire of a well made sudoku challenge finnish mathematician arto inkala has made what he claims is the hardest sudoku puzzle ever. The miracle sudoku may be the hardest puzzle ever. Number cruncher dr arto inkala has created this new challenge to rival the ai escargot grid he drew up in 2006 widely regarded as the. We are building a website which will allow you to enter your own sudoku puzzles into the software and this is coming soon.

The miracle sudoku may be the hardest puzzle ever. According to finnish mathematician arto inkala the following puzzle of his own invention is the hardest sudoku puzzle created so far. Boolos called it the hardest logic puzzle ever. The world s hardest killer sudoku.

The puzzles printed in newspapers can all be solved using simple deduction rules with no guesswork. Could this be the toughest sudoku puzzle ever devised. On the difficulty scale by which most sudoku grids are graded with one star signifying the simplist and five stars the hardest this puzzle would score an eleven he explained. A killer sudoku is very similar to a sudoku except that the clues are given as groups of cells the sum of the numbers in those cells.

Try to solve it yourself then watch the absolutely thrilling way to crack the code. The puzzle is called the miracle sudoku and it s made by fellow puzzle legend mitchell lee. According to the finnish puzzle maker i called the puzzle ai escargot because it looks like a snail. You can read about making this puzzle even harder on the physics arxiv blog.

Identified in the same way as the killer sudoku presented in this article the hardest calcudoku was a 9 9 puzzle published on april 2 2013 which only 9 6 of the regular puzzlers at calcudoku. 73 of african americans said they did not have.