148 elements which has a log base 2 of 7.2 ?
So I have to round up to calculate max elements accessed or round down ?
8 or 7
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维基百科说：⌊log2(N)+1⌋，http ://en.wikipedia.org/wiki/Binary_search_algorithm#Performance
于 2013-04-11T21:23:18.603 回答