int isPowerOf2(unsigned int n) { float r=n; while(r>1) r/=2.0;

Function to find the given number is a power of 2 or not?

Question Posted / jessu srikanth

Answer Posted / jessu srikanth

int isPowerOf2(unsigned int n)
{
float r=n;
while(r>1) r/=2.0;
return (r==1)?1:0; /* 1-> TRUE; 0-> FALSE*/
}

Is This Answer Correct ?

9 Yes

12 No

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