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10:00 PM
Thank you @Sandbox for all your hard work. — RikerW 13 secs ago
@Ampora You mean back to letter s ?
 
@Ampora back to "letters"? should we only sum them within each word or something?
 
Thank you @RikerW for increasing my comments deleted stat on meta.
 
Sup @MartinBüttner.
@Doorknob I hate you.
 
:)
 
WHY WORLD WHY????
WHY DO YOU TORTURE ME WITH @Doorknob?????
 
10:01 PM
I upvoted a comment on a sandbox post :)
 
Do this transformation: {A,B,C,D}+{E,F,G,H}={1,2,3,4}+{5,6,7,8}={6,8,10,12}={F,H,J,L}
 
sandbox advertisement:
-3
A: Sandbox for Proposed Challenges

TanMathDo-nothing Polyglot Challenge This challenge requires you to write a polyglot which contains as many types of comments possible. The comment must say This is a polyglot comment. The program must do nothing at all. Besides comments, your code may contain no-ops from the language(s) you are usi...

 
I see we saved Doorknob the trouble of locking the room. Good.
 
what happened? no "positive energy"?
 
Just got mortarboard number 10!
 
10:04 PM
@MartinBüttner So you're converting to numbers from 1 to 26, adding the numbers in the same position in the strings, mod 26, and undoing the conversion to numbers
 
gratz
 
@TanMath Huh. This was at +0/-0 only a few hours ago.
 
@TanMath Can it be a no-op rather than a comment?
 
@El'endiaStarman it was
 
ie '''This is a comment'''
 
10:04 PM
@Ampora oh, two input strings, right. and spaces are 0?
 
Another test case: {X,X,X}+{D,E,F}={24,24,24}+{4,5,6}={28,29,30}={2,3,4}={B,C,D}
@MartinBüttner Yes
 
@RikerW only if the language used does not have a comment feature...
 
Numbers can either be ignored or it can be assumed that the input strings will contain no numbers
 
@El'endiaStarman it is much hated
 
@Ampora that's not too bad
 
10:05 PM
while we're trying to get back on topic, I've created something like a Game of Life on an icosahedron... despite a really naive guess at the rules it seems to be pleasantly chaotic (provided I don't have a bug):
user image
3
 
@MartinBüttner Cool.
Make it on a tesseract next. ;P
@MartinBüttner Cool looking for sure.
 
@MartinBüttner wait, we are supposed to be on-topic??
 
ah cool
 
@TanMath Duh, yes.
 
@MartinBüttner ....now I really want to learn some Three.js (3D WebGL JavaScript library)...
 
10:06 PM
chr(64+sum of (ords%32)%26)
No wait
 
I would like to render it as a net so you can see all faces, but that's proving tricky
 
spaces are 32, not 64
 
@MartinBüttner That's just what I was going to suggest...
Actually, I was thinking of a planar graph.
 
@MartinBüttner codez?
 
(From Wikipedia.)
 
10:08 PM
oh yeah, I can do that
well maybe not that graph
but definitely its dual
btw, the rule is dead->live at 2 neighbours and keep alive at 1 or 2 neighbours
 
Yeah, I think this representation might be a bit better because adjacent faces are adjacent.
 
yeah true
but that will have to wait until tomorrow
 
s,r=map(str.lower,raw_input().split());q='';for i in range(len(s)):q+=chr((ord(s[i])+ord(r[i])-128)%26+64)
@Ampora ^
 
@quartata it's Mathematica codez. still want it?
 
I can't wait to reach my goal of 10 downvotes!
 
10:13 PM
40 mins ago, by TanMath
now that I did what you guys wanted me to do, stop annoying me sbout this topic!
 
Yeah dude stop with that pls.
Chillax.
 
Does my lipogramming challenge during December count as something that I can put on PPCG memes if I find the messages where I started the challenge, accidentally typed e once or twice, and finally finishing the challenge?
 
shrugs
Ask the people who have been here longer than me, like @Sp3000.
 
Btw nice code @RikerW
 
Hi @Sp3000.
@Ampora Thanks, it could probably be golfed more though. :P
 
10:15 PM
Hi (^.^)/
 
Cool text emoticon.
texticon??
 
ಠ_ಠ
 
@Ampora No
 
^Best texticon
 
@MartinBüttner yes
 
10:17 PM
@RikerW then why am I getting so many downvotes? anything wrong with my code?
 
@quartata use this :26676758
 
on mobile
@RikerW
 
@quartata you seem to always be.
 
@MartinBüttner thanks
 
10:18 PM
there seems to be a period of 10 in the number of living cells, but I think it's rotating or something
 
@RikerW ?
 
The reply code is :26676758
whatever
 
I do not use mobile much
 
Oh, wrong message.
 
I've got my A181018 solver outputting the grids, so I can check their plausibility, and it looks good. Estimate 11 hours to calculate A(15), and 3 days for A(16).
 
10:19 PM
@quartata IDK why I think that. Sorry.
 
@PeterTaylor nice :)
okay, that icosahedral game of life instance seems to have a period of 100, although it appears that up to rotation/reflection or something the period is only 10
 
10
Q: Play the word chain

TanMathWhen I was younger, I use to play a word game called Word chain. It was very simple. The first player chooses a word; the next player says another word that starts with the same letter the previous word ended with. This goes on forever until somebody gives up! Trick is, you cannot use the same wo...

 
@MartinBüttner interesting codez. i might play with some different rulestrings later
 
advertising for more answers!
 
@TanMath I'd answer in Pyth, but @isaacg already has an optimal-looking program.
 
10:33 PM
Not optimal for speed though. :P
 
^
 
so you want me to write a fast Pyth program?
 
@ThomasKwa if it is a different solution, I would definitely like to see it
@ThomasKwa sure!
BTW, very close to 750! yay!
 
@RikerW Please stop posting comments that are pure noise.
 
Okay, I will stop thanking unloved bots and start learning perl now. /s
Okay though.
 
10:37 PM
@Doorknob on @isaacg's answer?
 
Everybody seen this?
11
Q: Paint by numbers (using programming, not numbers)

OliverGriffinYour task is to create an algorithm/programme which takes a black and white outline image (creative commons example images below) and fill it in with colour. EDIT: Due to anti-aliasing on lines causing non-black/white pixels and some images that may contain grey instead of black/white, as a bonu...

 
hey @FlagAsSpam
 
First post. :D
@TanMath 'Sup? :P
 
Sup @FlagAsSpam?
 
@FlagAsSpam you missed the controversy, although now it is sorted out...
> @flagasspam
 
10:39 PM
@TanMath I will flag you if you don't stop with that.
@TanMath Yes, I know. :P
 
@RikerW with what?
 
@TanMath Grow up. xD
 
@TanMath Talking about your post and the downvote/copy problem.
 
@FlagAsSpam it is funny!
 
@TanMath Uh-huh - the first time someone pointed it out. xD
 
10:40 PM
@FlagAsSpam how many times so far? :P
 
@RikerW i was joking about it... any problem with that?
 
Cool profile icon though.
@TanMath I plead the Third.
 
@RikerW i think maybe five...although I was there when he noticed it myself!
 
@Rainbolt Maybe I should do some of that research myself...
 
@AlexA. Not really. (citing: I'm a Londoner who rides the tube literally every day of the business week)
 
10:42 PM
i am deleting this, ok?:
0
A: Sandbox for Proposed Challenges

TanMathMake a Punnett Square! - Part 1 In genetics, a Punnett Square is used to find the probability of a genotype, the genetic basis of an organism, of an offspring based on the parent genotypes. I will explain how to do one by doing an example. Let's say the parents both have a genotype of Aa. Since ...

any last minute "i like it!"?
deleted
 
<Challenge Idea> Calculate the cost of running a Mornington Crescent problem.
 
@FlagAsSpam they do, but not in zone 1
 
@MartinBüttner I only ride in zone 1. xD
 
lucky you :P
 
@SuperJedi224 Does MicroScript II have an increment/decrement x instruction?
 
10:45 PM
Indeed.
 
@FlagAsSpam do you think £75 is a good estimate?
 
@RikerW For what?
 
The mornington crescent hello world cost.
To actually carry it out
 
Surely there's some sort of one-day unlimited pass
 
@Sp3000 yes, but you can't do it all in a day
 
10:47 PM
@Sp3000 There is.
@MartinBüttner <-- What I was going to say.
 
@Sp3000 and it depends on which zones you travel through
so it's actually a tricky optimisation problem of how to distribute the journeys across days
 
@MartinBüttner Zones 1-6 from what I see...?
 
So we finally took down the sticky note art all over the building, and someone covered our CEO's entire desk/monitors/tvs in sticky notes.
 
Any of you guys want to come over here?:

 🎆 New Year Esolang Design (and puppi

A place where nobody comes to talk about building the first es...
 
NP-complete?
 
10:48 PM
s/one-day/one-week/ ?
 
@Rainbolt lol
 
@FlagAsSpam the furthest out I remember is Heathrow
@Sp3000 yes
 
Was it nice art @Rainbolt ?
 
but that might not be economical
 
It was pretty sweet. Let me find some pictures...
 
10:49 PM
if you pay the full-week price for zone 6 if most of the stuff is happening in zones 1-3
 
@MartinBüttner That's zone 6.
 
right, but I don't know if I had anything on the Metropolitan line that's further out
 
I guess not!
 
e.g. I'm pretty sure that the primality tester used Chalfont & Latimer, but I don't remember what I used in HW
(and can't be bothered to check)
 
I am outa here! wasting too much time!
goodbye!
 
10:50 PM
@MartinBüttner I'll look.
 
Here's one of the better ones. The bullet is on a sliding door, so it comes out of the gun. Pretty cool:
 
@MartinBüttner National Rail? O.o
That would make prices skyrocket.
 
Oyster seems to cap at 6.4 pounds per day regardless of zone if I read that right
 
@Rainbolt Nice!
 
So sub-75 seems likely
 
10:51 PM
@Sp3000 Really? O.o
 
@FlagAsSpam Chalfont & Latimer is on the Metropolitan line, zone 8.
 
@MartinBüttner Ohhh. I missed that. :D
 
(MC does not support anything except underground lines, and not even all stations, I think)
I wish it had at least Overground and DLR
 
@FlagAsSpam would you be willing to do this course in real life? :P
 
@MartinBüttner Oh, it's a dual-station.
 
10:52 PM
@Sp3000 definitely not
 
@RikerW ...yes. >.> It wouldn't cost me extra.
 
do you have zone 9 travelcard? :P
 
I'll just do one more and be done with it. This one is also on an automatic sliding door, so the piranha comes out of the tube when it closes:
 
@FlagAsSpam Will you then?
 
Every school year I have to buy a £3000-odd ticket for 1-9 zones.
ಠ_ಠ
 
10:53 PM
Wow
That is a lot.
 
Unlimited access to tube and National Rail (specific line, but I'm redacting that).
 
£ to $ conversion?
 
1.7?
 
Okay.
 
@FlagAsSpam wat.
 
10:54 PM
@FlagAsSpam 1.46 according to google
 
@RikerW Holy hell, is it down. xD
 
HEY!!! Don't insult our currency. :P
So you pay about $4387.50.
 
That's actually a compliment...
 
@FlagAsSpam being it the UK do you watch Doctor Who?
 
@MartinBüttner I live outside Greater London, so I have to buy a rail ticket. It cost £20 more to get a zone 1-9 than just a zone 1, so...
 
10:55 PM
Well, a compliment for the US dollar anyway
 
@RikerW No.
 
Why not?
 
Eh. Never really got invested. I liked it, parents don't.
 
Okay.
I am as far away from the UK as you can be in the US, and I watch it. :P
 
@FlagAsSpam fair enough. still ridiculous. when I was studying in Potsdam (next to Berlin), I got a semester ticket (6 months) for Berlin and Brandenburg (the federal state surrounding Berlin) for all local transport systems and regional trains for something like 150 euros.
 
10:58 PM
@MartinBüttner Yeah, well, England is way too costly when it comes to Nat. Rail.
 
We should start a kickstarter for completing the mornington crescent programs.
 
yeah I noticed... I paid more than that in pounds per month for a much smaller area.
 
We could use the extra for @FlagAsSpam's £3000 ticket. :P
 
On the topic of currency down: Australian dollar's pretty terrible atm. Heck, we were 1:1 with US some years back :/
 
@RikerW \o/
 

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