Give a very good method to count the number of ones in a 32
bit number.
(caution: looping through testing each bit is not a solution)

Answer Posted / pgmrsf

static void NumOfOnes(uint n)
{
int c = 0;
for (int i=0; i<10; i++)
{
if ((n & (int)Math.Pow(2, i)) == (int)Math.Pow(2,
i))
{
c++;
}
}
Console.WriteLine("{0}", c);
}

Is This Answer Correct ?    4 Yes 7 No



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