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工作学习 / IT技术讨论 / 请教一个问题:在一个循环当中调用sin函数,很占用时间,改用查表,表的大小为4Mbytes, unsigned int sintab[0x100000]。 结果发现比调函数还慢,运行平台为P4,windowsXP. 有什么方法能缩短运行时间?
-rx3000(rx3000);
2003-9-11
(#1366287@0)
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up
-rx3000(rx3000);
2003-9-12
(#1366301@0)
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how about improve the algrithom of searching.
-redriver(redriver);
2003-9-12
(#1366433@0)