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Question about test case
charles_hinson
Jul 15, 2023
I don't understand why the perimeter of this island [[1,1,1,1,0,1,1,1,1]] is 10 in the test case, shouldn't it be 20?
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Design Gurus2 years ago
The island consists of the first four 1s [1,1,1,1] as after that there is a zero. If you count all sides, the perimeter is 10.
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