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two's complement

Discussion in 'C' started by cindrilla, Dec 19, 2010.

  1. cindrilla

    cindrilla New Member

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    hi frinds i want to know how this one's complement & two's complement is done in 16bit system
     
  2. xpi0t0s

    xpi0t0s Mentor

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    Same way it's done in any size system. One's complement just flips the bits, two's complement flips the bits then adds one. 1's comp of 0001 is 1110; 2's comp is 1111.
     

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