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右移这里确定没写错吗?

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#12 Created at ... [Delete] [Delete and Lock User]

感谢之前大佬

Interstellar

#13 Created at ... [Delete] [Delete and Lock User]
  • 左移:低位补0;

  • 右移:正数,高位补0;负数,高位补1;

  • 无符号右移:高位均补0;

 数      X      X<<2    X>>2    X>>>2
 17  00010001    68      4        4

-17  11101111   -68     -5    1073741819

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