Maximum XOR of Two Numbers in an Array--异或、字典树
Given a non-empty array of numbers, a0, a1, a2, … , an-1, where 0 ≤ ai < 231.Find the maximum result of ai XOR aj, where 0 ≤ i, j n.Could you do this in O(n) runtime?Example:Input:
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2016-10-20 19:55:45 ·
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