This blog deals with grid-based puzzles and the various types of logic and ideas used to solve them. It also contains notices, information and results about various puzzle and sudoku championships across the globe.
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Rules of 'Equal Product Sudoku'
Place numbers in the grid such that each row, column and 3x3 box contain the numbers 1 to 9. The given crosses mark groups of four cells in which two pairs of diagonally opposite numbers multiply to the same product.
3 comments:
This variation is on the same lines as the Equal Sum Sudoku.
Nice puzzle, very logical. It is helpful to see, that 7 cannot occur in multiplication.
My time:
4'45''
Jan Mrozowski
Yes, its a nice puzzle, this one was created by Deb Mohanty.
Also, 5 cannot occur in multiplication :-)
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