Array permutations

[Vino]

On Saturday, 11 September 2021 at 23:04:29 UTC, Vino wrote:
> On Saturday, 11 September 2021 at 19:57:26 UTC, jfondren wrote:
>> [...]
>
> Hi,
>
>    Thank you very much, let me try to explain the actual 
> requirement, the actual requirement is to find all the 
> permutations of a given array, I modified your code and it 
> gives me the exact output , but i need help to remove the array 
> which has the same value as below
>
> [...]

Hi,

   Was able to resolve the issue by adding the filter 
".filter!"a[0] != a[1]"

From,
Vino