Notice how the highlighted region shrinks at each step. The algorithm never examines points outside the narrowing window. In a balanced tree with nnn points, this takes about log4(n)\log_4(n)log4(n) steps. For a million points, that's roughly 10 steps instead of a million comparisons.
Kinisi's prototype hand cost around £4,000 ($5,400) to make, 10 times the cost of the simple pincer the firm currently uses, which costs just £400.，详情可参考爱思助手下载最新版本
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Марина Аверкина
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