I’ve had Google ask the exact same question to me twice in a phone screen level interview, 5 years apart. (Count the number of 1 bits). Certainly answered it

I’ve had Google ask the exact same question to me twice in a phone screen level interview, 5 years apart. (Count the number of 1 bits). Certainly answered it better the second time, but it seemed like very sloppy technique from a company that remembers everything.