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7:00 PM
@EasterlyIrk Why should I be trolling?
 
I'm away from my world of text. You're on your own.
Do not mess anything up. (I'm looking at @flawr).
 
@zyabin101 can I have member ship of the textboxed areas?
 
@EasterlyIrk Okay.
 
and I will delete the stupid ones
 
@mbomb007 what is the rest of your code doing? Are you trying to sort? I think that's what's messing you up.
 
7:02 PM
0
A: Sandbox for Proposed Challenges

espertusCompute the size of a binary tree iteratively Introduction Binary trees are easy to manipulate using recursion. For example, here is Java code that declares a binary tree and determines its size (the number of nodes it contains) recursively: public class BinaryTree { private Node root; /*...

 
@EasterlyIrk Good.
You also have to manage member-only areas. That's a big responsibility to bear.
 
@zyabin101 Define messing up then?
 
You can only use member-only areas for news.
@flawr Trolling.
 
Anonymous
GCJ 1A starts in 6 hours!
 
\o/
 
7:04 PM
@flawr please go post to reddit, not WoT.
 
@Mego btw, about your conic section challenge, should I then use isclose? I'm confused
 
@EasterlyIrk Do you agree with this member agreement?
 
@FryAmTheEggman No, the sort is working
 
Not really, it's leaving 0 at the end.
 
Anonymous
@AndersKaseorg I'm trying to make this as simple as possible, so that issues with floating point inaccuracies don't get in the way. The goal is, if the data type was "magical infinite precision value" instead of float/double, then everything would work perfectly. But, since "magical infinite precision value" doesn't exist, you write code that assumes that your values are infinite precision, and any issues that crop up as a result of floating point inaccuracies are features, not bugs. — Mego 12 hours ago
 
7:06 PM
@zyabin101 it doesn't work for me... I can't talk in them.
 
Oh I think you need to use 1+ otherwise you get 0 length matches
 
Anonymous
Your solution was fine, other than supposedly never printing circle or parabola, which I'm still not sure why that's the case
 
Yeah that's it.
 
@EasterlyIrk Then I think you disagree. You have to agree with the member agreement.
Else I can't make you a member.
 
@FryAmTheEggman Huh... I had it working before...
 
7:07 PM
@quartata Yo?
 
This guy stole quartata's avatar
Or quaratata stole his. Or they both stole from someone else
 
^
 
@mbomb007 Also there's a new sort stage, O just FYI.
 
@Mego oh, then my code is fine, it just doesn't work for the test cases. i would if it was infinite prescision
 
Anonymous
7:08 PM
Ok then, it was just miscommunication :)
 
@Rainbolt "ಠ_ಠ"---quartata
 
@FryAmTheEggman Sort builtins aren't allowed
 
@Rainbolt I like the "plagiarism" tag
2
 
Ah, sure :P
 
@Fatalize He's an expert.
 
7:09 PM
@zyabin101 oh I agree.
I thought you already did.
 
@FryAmTheEggman Well, I basically gave up on what I was working on anyway. I can't figure out how to manually sort negatives and zeros.
 
But yeah I think you need to add 1 to each to make sure 0 gets sorted, then subtract one at the end... :/
 
I only got it working for positives
 
@zyabin101 I solemnly swear to uphold the truth and justice of the WoT.
 
@FryAmTheEggman Yeah, I was going to do that, but negatives complicated it. A LOT.
So I think I'm giving up.
It wasn't going to be short by any means.
 
7:11 PM
Hm... Yeah I guess you could leave the - in there and sort it differently, but it would be a headache.
 
@FryAmTheEggman The negative numbers would have to be sorted in the opposite direction. But the input could have 1,-1,2,-2,... and so you can't do them separately.
 
o_o I voted "I could use some headphones" on that strawpoll, and I got some anonymously. O-o
 
rofl
 
so, I'm planning on making an "expanded regex", which basically takes each of the symbols (or commonly used symbol phrases) and replaces them with a word(s)
 
@NathanMerrill o rly?
 
7:12 PM
that said, should the expanded regex be in the native language syntax, or in a string?
 
@CᴏɴᴏʀO'Bʀɪᴇɴ which one
?
 
@Optimizer uh lemme find it
 
aka, Match(OneOrMore(Letter)+Number)
 
Anonymous
@CᴏɴᴏʀO'Bʀɪᴇɴ So should I be expecting a desk chair?
 
or "Match 1+ Letter Then Number"
 
7:14 PM
@Mego ¯\_(ツ)_/¯
 
Anonymous
@NathanMerrill In a string. Use standard regex syntax. Everyone already knows it.
 
no
I mean, I'll support it
 
Anonymous
So [a-zA-Z]+\d
 
but no
 
My site reputation is currently the same upside-down!
 
7:15 PM
regex is hard to read
 
Anonymous
Crap
 
@mbomb007 is that a challenge? if not, make it one
2
 
I can write regex fairly hard, but reading any sufficiently advanced regex is tough
 
@mbomb007 *rotated
 
Anonymous
I had my solutions to my two Seriously cop answers pinned in Chrome on TIO, but something happened and now they're blank
 
7:16 PM
Depends how you define "upside-down"
 
@DrG I really like your challenge.
 
I didn't mean "mirrored"
 
Anonymous
Which means that I'm going to have to reconstruct them when the time comes
 
@Mego did the page reload when you switched to the tab?
 
Anonymous
7:17 PM
@NathanMerrill Apparently
 
if you're running low on memory chrome likes to dump the memory
 
@EasterlyIrk Good.
 
of tabs you haven't used in a while
 
@mbomb007 link?
 
Its my least favorite feature of chrome
 
@NathanMerrill i also get annoyed when it happens, but it makes me realize how often I have tabs open for weeks that I don't look at
 
you can disable it:
chrome://flags/#automatic-tab-discarding
 
oh.. site rep ... :| I thought just "site"
 
is 1 still 1 upside down?
 
@NathanMerrill Depending on the font, yes.
 
7:21 PM
asking about the challenge :)
 
So O. Very uses. Much sort. Amaze! (Sorry, what?) — Dennis ♦ 2 mins ago
 
@El'endiaStarman do you have an opinion about my above regex question?
 
@NathanMerrill Should be in a string.
 
arguments?
 
Hmm. Will there ever be a situation where you would want to "add" a hard-coded and a user-provided regex?
 
7:25 PM
sure. I have a date regex, and a time regex
 
If you store regexes in strings, then you get all the string processing functions to use on it. I'm not sure what you mean by "native language syntax".
 
native language syntax, meaning in my upcoming language
 
Yeah, but how will you distinguish it from the rest of the language?
How will you mark it as a regex?
 
oh, it'd be a library
I was excluding that stuff intentionally
 
Anonymous
There, I reconstructed my solutions
 
7:27 PM
the advantage, as far as I can tell, is that storing it in a string makes its own "regex variant", which means easy portability if other languages want to use it
 
wow 3 answers on the C arrays one all are at 50 bytes
 
but I believe if it's in the native language, then I believe I can do more powerful things with it
 
I still don't know what you're envisioning with regards to "native language".
I think this is a consideration you shouldn't put off.
 
meaning, I have a library called regex or whatever
and in my language, I'd call a = regex.Letter + regex.Repeated(regex.Number)
and then I could do a.matches("A234")
and it'd return true
 
Hmmm...okay, I'm starting to see.
 
7:32 PM
o_o
so, literally-constructed regexes?
 
its between that or strings
"Letter Repeated(Number)"
 
It'll probably be more convenient for you to do it with "native language syntax" (I think there's a better phrase).
And probably more extensible that way too.
 
true.
I didn't think about extensible
 
I've been thinking about generalizing regexes for some time now.
 
what do you mean by "generalizing"?
 
7:35 PM
Like, if you want to find a pattern where you have three numbers in a geometric progression...
 
@AlexA. Thanks! This one has been in my head for a while now.
 
ah, but then its not a regex, because it has state
 
Or you want to look for a pattern where you have "func", a ":", and then another word...
@NathanMerrill Regex != regular expression.
Regular expressions are far less powerful than regexes.
 
fair point
technically, they are supposed to be the same thing
 
haha, indeed
 
7:36 PM
2
Q: Numbers with Rotational Symmetry

mbomb007Given an integer, output a truthy value if it is the same upside-down (rotated 180°) or a falsy value otherwise. 0, 1, and 8 have rotational symmetry. 6 becomes 9 and vice versa. Sequence of numbers producing truthy results: OEIS A000787 0, 1, 8, 11, 69, 88, 96, 101, 111, 181, 609, 619, 689, 8...

 
Actually, you're probably right, now that I think about it. I think not even regexes have states. They're NFAs though, which are not the DFAs of regular expressions.
 
there's likely some variant out there that has state
 
Maybe, but if there is, it's not widespread.
 
Anyway, I want to develop a variant where you can match near any pattern you could think of.
 
7:38 PM
I think that's called a programming language
 
lel
 
Anonymous
@Dennis Can you pull Seriously?
 
You seriously want Dennis to pull it?
 
Missed chance to ask, "Seriously, can you pull?" :P
 
7:40 PM
@AlexA. he wants Dennis to be serious about pulling it, its not a laughing matter
 
brb making golfing language called Do You Even Lift
 
Can "bro" be one of the commands?
 
totes
 
@AlexA. make it
 
Totes Ma Gotes Floats My Boats.
 
7:41 PM
Emotes
 
@AlexA. here I'll give you my Pyth implementation, just go in and change all the names inside data.py and add a code = code.split() to the top of the tokenization
 
what
 
@AlexA. its a 3 minute way to make a language
 
haha
 
Woah, I just realized that the moderator announcement isn't on the starboard anymore.
 
7:43 PM
Isn't it just Pyth though?
@DrGreenEggsandHamDJ Yeah I unpinned it
I figured at this point everyone already knew who the mods are
 
@AlexA. but it'll look really funny
 
> i'll look really funny
You will?
 
@AlexA. -_-
 
( ͡° ͜ʖ ͡°)
 
7:46 PM
You can't get banned for spam accepting, right?
 
Anonymous
@AlexA. Oh crap I'm bad at reading
 
XD
@HelkaHomba No?
But why would you accept spam?
 
I've got like 50 questions where I want to finally accept an answer
 
@HelkaHomba I cannot even say the first part of that sentence
 
7:51 PM
Llamas can't speak
 
I made a twelve-tone melody today (a melody that uses all twelve tones in a couple measures)
 
Anonymous
It's kinda sad when the shortest sort algorithm in your language (without built-ins) is bogosort:
 
Anonymous
0
A: Sort an Integer List

MegoSeriously, 25 bytes (non-competing) This would be competitive if it wasn't for a bug in the shuffle command that I just fixed. ,1WX╚;;pX@dXZ`i@-0<`MπYWX Try it online! (if it doesn't work, that means Dennis hasn't pulled the latest changes yet). This implements the best sorting algorithm eve...

 
rofl
so true
 
@HelkaHomba Oh I misunderstood. You want to accept a bunch at once. No there's nothing wrong with that.
 
7:52 PM
@HelkaHomba they can.. just that you won't understand
 
@orlp Interesting challenge=)
 
@flawr I remember the hubbub back when the news broke, but I really appreciate the extra information in this post. :D
 
I never heard anything of that until now=)
 
Is there a place to test snails?
 
beaches?
 
7:55 PM
@orlp Is this recorded or synthesized sound? In case you are interested: supercollider.github.io
 
it's beating cjam
 
@flawr this is hand played :)
 
cjam is that slow?
that snails beat it..
 
.oO(I hope C++Jam is faster!)
 
7:56 PM
If you add Jam in C, then everything goes for a toss
 
@orlp I assumed so, but my question was, whether it was recorded from a wood and strings piano or from a electronic piano?
 
Anonymous
Hmm... Bogosort with permutations rather than shuffling would probably be the same length in Seriously
 
@AlexA. fix?
 
@flawr well, definitely not wood and strings
not sure which wood or strings would sound like this
sadly, I am using a synthesizer (at least it has weighted keys, so it's acceptable)
 
Anonymous
But I like the shuffling one better, because 1) less memory usage, and 2) it could theoretically not finish before the end of the universe
 

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