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   ..
   ..  Filename       : index.rst
   ..  Author         : Huang Leilei
   ..  Status         : phase 000
   ..  Created        : 2025-09-16
   ..  Description    : description about 补充A - 数制运算和编码
   ..
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*补充A - 数制运算和编码*
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*不同进制及其相互转换*
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不同的进制
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从R进制到十进制
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从十进制到R进制
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从R进制到二进制
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从二进制R到进制
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*二进制数的运算*
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二进制加法
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二进制减法
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负数的表示方法
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**previous version:**

.. image:: 幻灯片22_old.JPG

**current version:**

.. image:: 幻灯片22.JPG
.. image:: 幻灯片23.JPG

带符号二进制数的加减
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二进制乘法
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二进制除法
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带符号二进制数的乘除
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.. image:: 幻灯片30.JPG
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*其他编码及其相互转换*
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.. image:: 幻灯片32.JPG

二进制码十进制数
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.. image:: 幻灯片33.JPG
.. image:: 幻灯片34.JPG
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格雷码
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.. image:: 幻灯片36.JPG
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