How to generate random numbers between 0 to 7 using a function that generates 0 to 3

This is a discussion on How to generate random numbers between 0 to 7 using a function that generates 0 to 3 within the C++ Programming forums, part of the General Programming Boards category; My line of thought is to use Left shift of bits. Maybe call the function twice. What would be the ...

  1. 05-30-2012 #1
    Ben Frankliner
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    Question How to generate random numbers between 0 to 7 using a function that generates 0 to 3

    My line of thought is to use Left shift of bits. Maybe call the function twice.

    What would be the most efficient way?
  2. 05-30-2012 #2
    laserlight
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    Quote Originally Posted by Ben Frankliner
    My line of thought is to use Left shift of bits. Maybe call the function twice.
    I think you're headed in a right direction.
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  3. 05-31-2012 #3
    iMalc
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    Maybe throw in an xor there too...
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