[OT] n-way union

[Georg Wrede]

Andrei Alexandrescu wrote:
> 3. If you are alleging that if somebody implemented your algorithm, it 
> would run faster than BCS's, you are simply mistaken. Yours simply does 
> more work than necessary, and no amount of buts and ifs can cover for that.

Maybe I didn't understand BCS's algorithm. To me it looked slower. I'll 
have to wait till I see the one actually implemented, and do a 
comparison. If nothing else, I'll then see how much mine is slower.