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Bit filling in 5*5 grid! (Posted on 2019-04-26) Difficulty: 4 of 5
There is a 5×5 grid in front of you. You have to fill 25 squares with only 0 and 1.

But, every pair of neighboring squares (that is not diagonally adjacent) needs to have a product equal to 0.

How many possible grids are there?

No Solution Yet Submitted by Danish Ahmed Khan    
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  Subject Author Date
One more thought.....Steven Lord2019-04-29 22:54:08
Different Result....Steven Lord2019-04-29 22:37:50
Solutioncomputer solutionCharlie2019-04-26 12:39:15
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