Битовые операции
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**Содержание:**

.. toctree::

   fbd_block_and
   fbd_block_or
   fbd_block_xor
   fbd_block_no
   fbd_block_front
   fbd_block_frontup
   fbd_block_frontdown
   fbd_block_testbit
   fbd_block_setbit
   fbd_block_shift