partition(range, leftsubrange) or partition(range, rightsubrange)

[Sergey Gromov]

superdan <super at dan.org> wrote:
> got a question on this range stuff. in stl partition is partition
> (begin, mid, end). neat. in std.algorithm partition is partition(range, 
> mid). so-so. never like it mucho. in the new stuff with ranges n all 
> there are two choices partition(range, leftsubrange) or partition(range, 
> rightsubrange). question is, is there a better choice between the two or  
> are they just the same. would be cool to have a clear rule with some 
> advantage. and that's easy to remember too.
> 
> like steve i think ranges are cool n all but fraid iterators are still 
> good at sumthin'. either-way choices ain't a good sign.

Two is too little a number, don't you think?  ;)  I'd better off with 4.

partition(range, mid);	// mid here is an empty range
partition(leftsubrange, rightsubrange);

I personally prefer the mid thing.