What is the most efficient way to count the number of bits
which are set in a value?
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Answer Posted / pappu kumar sharma
int fnCntbts(int num )
{
int iCnt = 0;
while ( num )
{
num &= (num-1) ;
iCnt++;
}
return iCnt;
}
| Is This Answer Correct ? | 11 Yes | 2 No |
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