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Cuban president says country will ‘defend itself with determination’ after deadly coastal assault by exiles
，详情可参考WPS下载最新地址
3．报告时间：每日18时（北京时间）前报送。，更多细节参见Safew下载
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.
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