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What is the logical criterion ? (Posted on 2005-06-03) Difficulty: 2 of 5
What is the logical criterion used to place the four different symbols that fills the 36 cells of the 6 x 6 grid ?

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| O | # | x | @ | # | O |
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| @ | O | O | x | x | @ |
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| @ | x | O | # | # | @ |
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| # | @ | @ | x | O | # |
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| # | O | O | x | x | # |
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| x | @ | # | O | @ | x |
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See The Solution Submitted by pcbouhid    
Rating: 3.8333 (6 votes)

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Solution Solution | Comment 4 of 9 |

Starting from the top left, following the pattern:
go one down, go diagonally up and right, go one to the right, go diagonally down and left, go one down, go diagonally up and to the right, ...
With this pattern the sequence
O@#xO@#xO@#x etc is formed.

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  Posted by Robby Goetschalckx on 2005-06-03 14:19:56
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