$ ${bindir:=.}/mallocator
> Elems: (0,-2) (1,-6) (2,-8) (3,-4) (4,-14) (5,-16) (6,-18) (7,-28) (8,-30) (9,-32) (10,-34)
> Elems: (0,-2) (1,-6) (2,-8) (3,-4) (4,-14)
> Elems: (0,-2) (1,-6) (3,-4) (4,-14)
> Elems: (0,-2) (1,-6) (3,-4) (4,-14) (11,-8) (12,-16) (13,-18) (14,-28) (15,-30)