Help for this page

Select Code to Download

Select or download this
```
[0][1][2][3][4]13
[5][6][7]57
3
```

Select or download this

use List qw/strict-lazy/;
# now all list processing is haskell-like strictly lazy
...
use List qw/parallel/;
# allow parallel processing of lazy lists, even when 
# when it's not that lazy. This is the default.