Best properly way to destroy a 2 dimensional array?

[Alex Parrill via Digitalmars-d-learn]

On Wednesday, 6 April 2016 at 23:14:10 UTC, Jonathan Villa wrote:
> On Wednesday, 6 April 2016 at 21:33:14 UTC, Alex Parrill wrote:
>
> My general idea is first to get the predicted quantity of 
> combinations

Seems like you already know; your OP says you have 2^n 
combinations.

> so I can divide and parallelize them.

std.parallelism.parallel can do this for you, and works on ranges.

http://dlang.org/phobos/std_parallelism.html#.parallel

> What do you think can be the problem with the lack of 
> deallocation?

Don't know exactly. destroy just runs the destructors, it doesn't 
free any memory. Since the arrays are still in scope, it might 
not be able to free them.