Give a oneline C expression to test whether a number is a power of 2?

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Categories >> Code-Snippets >> Programming-Code >> C-Code

Question	Give a oneline C expression to test whether a number is a power of 2?
Question Submitted By :: Solidcube
I also faced this Question!!		Rank	Answer Posted By

Answer	#define ISPOW2(x) ( (x + (x-1) ) == (x<<1 + 1) )	5	Carl Menezes

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