Any ideas on How to search a 2D array quickly?
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Published on 2010-03-30T14:21:10Z
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2010/03/30
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I jave a 2D array like this, just like a matrix:
{{1, 2, 4, 5, 3, 6},
{8, 3, 4, 4, 5, 2},
{8, 3, 4, 2, 6, 2},
//code skips... ...
}
I want to get all the "4" position, instead of searching the array one by way, and return the position, how can I search it faster / more efficient? thz in advance.
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