about the usage of mudolus operator

Posted by matin1234 on Stack Overflow See other posts from Stack Overflow or by matin1234
Published on 2010-06-08T07:07:47Z Indexed on 2010/06/08 7:12 UTC
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Hi this a part of code for Quick Sort algorithm but realy I do not know that why it uses rand() %n please help me thanks

Swap(V,0,rand() %n)  // move pivot elem to V[0]

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