Problem 56473. IQpuzzler Preparation #2: Detect isolated zeros in a 2D matrix
Return true if any isolated single zeros are present in the input M-by-N matrix (zeros with all adjacent elements being non-zero).
Example:
[ 2 2 0
2 0 5 ==> true
5 5 5 ]
[ 2 2 3
0 0 5 ==> false
5 5 5 ]
Background:
This function can be useful in different board games, such as Go, or the upcoming IQpuzzler challenge.
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Problem Comments
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2 Comments
DJ
on 7 Nov 2022
Since when does diagonally adjacent element are not counted as adjacent?
Or maybe you should clarify what you mean by adjacent.
Stefan Abendroth
on 7 Nov 2022
The first example in the problem description was chosen just for this reason.
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