I’ve had that same thing happen to me - very frustrating!
Can J not be modified to ignore non-breaking space?
> On 2 Dec 2022, at 23:39, Jaume <greenni...@gmail.com> wrote:
>
> Thank you both. That was it.
> Too long a day.
>
> Missatge de bill lam <bbill....@gmail.com> del dia ds., 3 de des. 2022 a
> les 0:11:
>
>> Perhaps you copy and paste from email to J and it contained nonbreak space
>> that visually identical to a normal space.
>>
>> Typing it manually may solve your problem.
>>
>>> On Sat, 3 Dec 2022 at 6:47 AM Jaume <greenni...@gmail.com> wrote:
>>>
>>> Thank you both.
>>>
>>> Unfortunately neither of your ways work for me.
>>>
>>> ev =: (9 3$'A XA YA ZB XB YB ZC XC YC Z')&(4 8 3 1 5 9 7 2 6 { ~ i.)
>>>
>>> |spelling error
>>>
>>> | ev =: (9 3$'A XA YA ZB XB YB ZC XC YC Z')&(4 8 3 1 5 9 7 2 6 { ~ i.)
>>>
>>> | ^
>>>
>>>
>>> No idea how to solve it. I tried the different & related verbs to no
>> avail.
>>>
>>> parse=: ('ABC',:'XYZ') i."1 |:-.&' ';._2 input
>>>
>>> |length error
>>>
>>> | parse=:('ABC',:'XYZ') i."1|:-.&' ';._2 input
>>>
>>> I'm trying to use different input, but all give me the same error
>> message.
>>> I tried reading it from the file, unboxing, making it 'A YB XC Z' ...
>>> without success.
>>>
>>> On a different note, I'm writing down all this, breaking down the
>> sentences
>>> so I can understand them in the future too, making it in a literate
>>> programming style. I will add this to my solutions. You can see a work in
>>> progress here:
>>>
>>>
>> https://github.com/JaumeGreen/adventofcode/blob/master/2022/day02/log.ijs
>>>
>>> Do you prefer if I cite you by name, nick, not at all?
>>>
>>> Thanks.
>>>
>>>
>>> Missatge de Raul Miller <rauldmil...@gmail.com> del dia dv., 2 de des.
>>> 2022
>>> a les 20:39:
>>>
>>>> Here's a cleaned up version of how I approached that (here 'input'
>>>> held the raw text of input.txt provided by the aoc website).
>>>>
>>>> parsed=: ('ABC',:'XYZ') i."1 |:-.&' ';._2 input
>>>> part1=: {{ +/1+y+3*3|(1+y)-x }}/
>>>> part2=: {{ +/(3*y)+4|&.<:x+y }}/
>>>>
>>>> Note that my original implementations were a bit different. For
>>>> example, for part 1, I had
>>>>
>>>> scor=: {{
>>>> 'op me'=. y
>>>> (1+me)+ 3*op {{ (x |. 2 0 1)i.y}}"0 me
>>>> }}
>>>>
>>>> and used
>>>> +/scor parsed
>>>>
>>>> I hope this makes sense,
>>>>
>>>> --
>>>> Raul
>>>>
>>>> On Fri, Dec 2, 2022 at 12:40 PM Jaume <greenni...@gmail.com> wrote:
>>>>>
>>>>> Hello again
>>>>> I managed to solve it, but I don't like it much, so feel free to
>>> educate
>>>> me.
>>>>>
>>>>> Reading the file, and evaluating the result is something that looked
>>>> nice:
>>>>>
>>>>> p =. 1!:1<'day02.input'
>>>>>
>>>>> +/>ev each cutopen p
>>>>>
>>>>> xxxx
>>>>>
>>>>> +/>ev2 each cutopen p
>>>>>
>>>>> xxxx
>>>>>
>>>>> Now are the evaluating functions. I really don't like how they are
>>> done.
>>>>> I'd even prefer to create a table and search in it, but I don't know
>>> how.
>>>>> So a select. is used.
>>>>>
>>>>>
>>>>> ev=: 3 : 0
>>>>>
>>>>> select. y
>>>>>
>>>>> case. 'A X' do.
>>>>>
>>>>> 4
>>>>>
>>>>> case. 'A Y' do.
>>>>>
>>>>> 8
>>>>>
>>>>> case. 'A Z' do.
>>>>>
>>>>> 3
>>>>>
>>>>> case. 'B X' do.
>>>>>
>>>>> 1
>>>>>
>>>>> case. 'B Y' do.
>>>>>
>>>>> 5
>>>>>
>>>>> case. 'B Z' do.
>>>>>
>>>>> 9
>>>>>
>>>>> case. 'C X' do.
>>>>>
>>>>> 7
>>>>>
>>>>> case. 'C Y' do.
>>>>>
>>>>> 2
>>>>>
>>>>> case. 'C Z' do.
>>>>>
>>>>> 6
>>>>>
>>>>> end.
>>>>>
>>>>> )
>>>>>
>>>>>
>>>>> And the same with different numbers for ev2.
>>>>>
>>>>> Would this be an appropriate way to approach the problem? Is there a
>>>>> "better" way?
>>>>>
>>>>>
>>>>> Thanks.
>>>>>
>> ----------------------------------------------------------------------
>>>>> For information about J forums see
>> http://www.jsoftware.com/forums.htm
>>>> ----------------------------------------------------------------------
>>>> For information about J forums see http://www.jsoftware.com/forums.htm
>>>>
>>>
>>>
>>> --
>>> The fact that an opinion has been widely held is no evidence whatever
>> that
>>> it is not utterly absurd. -- Bertrand Russell
>>> ----------------------------------------------------------------------
>>> For information about J forums see http://www.jsoftware.com/forums.htm
>>>
>> ----------------------------------------------------------------------
>> For information about J forums see http://www.jsoftware.com/forums.htm
>>
>
>
> --
> The fact that an opinion has been widely held is no evidence whatever that
> it is not utterly absurd. -- Bertrand Russell
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
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