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自然是位运算In Reply To:a<<10 与 a*1024 哪个运算速度要快？ Posted by:alpc02 at 2006-08-08 22:50:43 编译器优化选项开得适当的话,a*1024在编译的时候也是会优化成移位的 Followed by: Post your reply here: |
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