if n is an integer, I believe this works: https://gist.github.com/1063990 https://gist.github.com/1063990 uses only bit shits, bitwise XOR, and bitwise AND I

if n is an integer, I believe this works: https://gist.github.com/1063990 https://gist.github.com/1063990 uses only bit shits, bitwise XOR, and bitwise AND I would imagine they meant not to use the operations, not just the symbols.