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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Since when does diagonally adjacent element are not counted as adjacent?
Or maybe you should clarify what you mean by adjacent.
The first example in the problem description was chosen just for this reason.