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  1. November 30th, 2010, 03:58 PM #1
    sammysammy
    sammysammy is offline Junior Member
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    fastest way to find powers of two

    Hi!

    How fast algorithm can you write for finding out if an integer is a power of two?
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  2. November 30th, 2010, 04:14 PM #2
    keang
    keang is offline Elite Member Power Poster
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    Re: fastest way to find powers of two

    Try google. It's great for helping with homework.
    Posting code? Use code tags like this: [code]...Your code here...[/code]
    Click here for examples of Java Code
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  3. December 2nd, 2010, 04:22 PM #3
    S_M_A
    S_M_A is offline Elite Member
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    Re: fastest way to find powers of two

    Check out this page http://graphics.stanford.edu/~seander/bithacks.html
    Debugging is twice as hard as writing the code in the first place.
    Therefore, if you write the code as cleverly as possible, you are, by
    definition, not smart enough to debug it.
    - Brian W. Kernighan

    To enhance your chance's of getting an answer be sure to read
    http://www.codeguru.com/forum/announ...nouncementid=6
    and http://www.codeguru.com/forum/showthread.php?t=366302 before posting

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    Get your free MS compiler here
    http://www.microsoft.com/visualstudio/eng/downloads
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