入门:C++的位运算
C++的位运算
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目录:
C++中有6种位运算符:
-
&
: 与1 & 1 = 1
1 & 0 = 0
0 & 0 = 0
-
|
: 或1 | 1 = 1
1 | 0 = 1
0 | 0 = 0
-
~
: 非~ 1 = 0
~ 0 = 1
-
^
: 异或1 ^ 1 = 1
1 ^ 0 = 0
0 ^ 0 = 1
-
<<
: 左移$1 << 1 = 10_2$
$1 << 2 = 100_2$
-
>>
: 右移$11_2 >> 1 = 110_2$