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Bitwise_operator

Posted 2021-02-20 1 min read

Bitwise Operator

Not ~

0和1互换

\[~(~x) = x\]

Note: 计算中，所有正数最高位都是1，因此计算中正数的非运算都是

And &

有0则0

Or |

有1则1

XOR ^

同0异1

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