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swap two variables

Posted on 2004-11-02
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Last Modified: 2010-04-17
i am asked to swap values using 2 variables how i am going to do that
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Question by:buccannerGenius
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    by:
    a=7
    b=5
    a=a-b=2
    b=a+b=7
    a=b-a=5
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