Maybe it'd still be seen as a dupe, but you could try http://graphics.stanford.edu/~seander/bithacks.html?dupe=1 http://graphics.stanford.edu/~seander/bithacks.

Maybe it'd still be seen as a dupe, but you could try http://graphics.stanford.edu/~seander/bithacks.html?dupe=1 http://graphics.stanford.edu/~seander/bithacks.html?dupe=1