PracticeDev/study_clang/BitArithmetic/README.md

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# 位运算实现四则运算
尝试进行各种情况下位运算实现的四则运算和原生四则运算的速度。
## 结论
- C程序下乘除2位运算更快。
- 其他情况下位运算提供的四则运算速度较慢。