February 2015 1HaskellADay Problems and Solutions

February 2015

• February 27th, 2015: Let's put all our primes in a circle, shall we? http://lpaste.net/121154 Ah, how cute! Today's #haskell problem suggested by @jamestanton @bretthall defines a solution, with some analysis, at http://lpaste.net/121292
• February 26th, 2015: Okay, check this! Today's #haskell problem is as easy as 1, 2, 3! http://lpaste.net/121250 An easy as π solution is posted at http://lpaste.net/121273 ... mmm! π! But is it apple π or ... raspberry π? #couldntresist
• February 25th, 2015: I'd like moccha sprinkles on my double capicua, please. http://lpaste.net/121153 No. Wait. Today's #haskell problem suggested by a tweet from @OnThisDayinMath
• February 24th, 2015: Not satisfied with a simple square-from-square problem @BenVitale takes it up a notch and asks us to cube dat square! http://lpaste.net/121060 We have one solution out of 20k squares posted at http://lpaste.net/121150 : [(39204,39304)]
• February 23rd, 2015: I hereby christen this week a fun-with-numb3rs week, and start us off by learning that 'easierest' is a word, http://lpaste.net/121034, just like 'ginormous.' And the winner is...no, wait! Ladies and gentlemen, we have MULTIPLE winners! http://lpaste.net/121052 Good thing the solution isn't the Lotto No, wait. The problem statement wasn't read carefully by the solution-poster. I blame that wicked, wicked @geophf! Bad geophf! Bad! ;)
• February 20th, 2015: It's a #Borderlands2 Truxican Standoff for you to resolve in today's #haskell problem http://lpaste.net/120819 The solution is simple really: just a projection into a monad category in order to do some monoidal deduction is all! http://lpaste.net/120916
• February 19th, 2015: For today's #haskell problem we learn that 'AEKL' is a word in English http://lpaste.net/120775 (no, it's not, actually) A megalokaryocyte-solution is posted at http://lpaste.net/120816 (now, that's a common word ... NOT! ;)
• February 18th, 2015: Instead of doing today's #haskell problem, let's go ice skating. No, let's do BOTH! http://lpaste.net/120722 Okay, a loquacious solution? garrulous? Yes. Once one cuts through all the attempts, it's a simple solution, too: http://lpaste.net/120873 ... and updated the solution with the monoidal guarantee-by-implication that the result is unique (instead of just hoping it is) #coercivelogic
• February 17th, 2015: For today's #haskell problem we are asked to 'fix' our monetary problems (or the library, at least) http://lpaste.net/120630 Made Data.Monetary.USD a Fractional instance http://lpaste.net/109653 and eliminated floating point creep #haskell #money #precision 
• February 16th, 2015: Getting a jump-start on the day with two really, really hard math problems for today's #haskell problem http://lpaste.net/120560 A solution in which we learn a baseball costs a nickel ... IN WHICH CENTURY? http://lpaste.net/120560
• February 13th, 2015: Today's SCARY #haskell problem comes by way of @OnThisDayinMath http://lpaste.net/120422 Tonight's late-night movie, Friday the 13th, part III http://lpaste.net/120466 as the solution to today's #haskell problem.
• February 12th, 2015: Gurer ner gvzrf jura ... yeah. That. http://lpaste.net/120388 Today's #haskell problem, thanks to @KenKenPuzzle The solution shows us that it's INTENSE unscrambling words http://lpaste.net/120407
• February 11th, 2015: Change adds up quickly in today's #haskell problem http://lpaste.net/120320 So, but ... does that mean programming is like ... maths? Nah! http://lpaste.net/120333 A solution to today's #haskell problem
• February 10th, 2015: The price of a letter (or of all letters of the alphabet) http://lpaste.net/120236 is the question for today's haskell problem. In the solution we learn the geophfmeister is down-low on the B.I.G. 323, yo! http://lpaste.net/120294
• February 9th, 2015: 'Oh, no!' ... just another Manic Monday ... AND today's #haskell problem http://lpaste.net/120196 Oh, noes! Mr. Bill!http://lpaste.net/120208 A solution to the oh, no!-problem.
• February 6th, 2015: It's Friday! Friday! Hava #haskell problem on Friday! Fun-fun-fun! Lookin' forward to the weekend! http://lpaste.net/120087 Groovin' to aRebecca Black solution at http://lpaste.net/120095
• February 5th, 2015: Triangles and Squares as numbers http://lpaste.net/120037 for today's Haskell problem. A Triangulated-squares solution is provided by @bretthall at http://lpaste.net/120040
• February 4th, 2015: Three birds in the hand is better than today's #haskell problem http://lpaste.net/119926 an ornithologist's delight inspired by @KenKenPuzzle. The solution, using MultiMaps, PartitionedSets, and Arrows is (@geophf-obviously) "WOOT! WOOT! WOOT!" http://lpaste.net/120065
• February 3rd, 2015: We entertain a foolish attempt at a #haskell problem, and then we get serious with six sewing seamstresses http://lpaste.net/119867 A silly seamstress solution is posted at http://lpaste.net/119888 
• February 2nd, 2015: Today's #haskell exercise is all about the #SuperBowl! (No, it's not, but that makes for good copy), or 110, 210, ... http://lpaste.net/119791 The moral (and solution) to this story is: Don't eat cheerios seasoned with basil. http://lpaste.net/119823 Or something like that. Inspired by @bretthall solution, I expanded to include last-3-of-4 digits for solutions to bases 4,5,6 @jamestanton

January 2015 1HaskellADay Problems and Solutions

January 2015

• January 30th, 2015: Catted Prime Factors http://lpaste.net/119587 Today's answer shows us composed primes. http://lpaste.net/119639 No. Wait. Primes aren't composed, by definition, right? Well, anyway...
• January 29th, 2015: For today's haskell problem we peace-out by making triangles, http://lpaste.net/119524 not war. And our solution: http://lpaste.net/119562 make my day, punk! ... with triangles (extra-spicy, please)! Bleh, our non-partial solution: no fun, no triangles! http://lpaste.net/119562 Can you fix it?
• January 28th, 2015: Criss-cross; http://lpaste.net/119353 APPLESAUCE! ... butnot Christopher Cross for today's Haskell problem. Anndddd, safety first, or don't cross that yellow line! http://lpaste.net/119434 for today's solution.
• January 27th, 2015: What's 'All in the Family'? http://lpaste.net/119319 Elegance is. Today's Haskell problem is about a little bit more elegance. And lines. And triangles. Our solution http://lpaste.net/119326 involves slopes and stuff ... from Elementary School. Remember?
• January 26th, 2015: Just a simple counting-triangles problem using Data.Graph for today's #haskell problem http://lpaste.net/119228 In our solution we put the triangles into a  Graph, counting crows http://lpaste.net/119256 ... I meant: 'triangles.' 
• January 23rd, 2015: A simple request on this fine Friday: solve the 'aug'mented matrix for today's #haskell problem http://lpaste.net/119049 Row-echelon solverSOLVED! (WOOT!s included for free!) lpaste.net/119102
• January 22nd, 2015: Row-echelon form; not solved yet, http://lpaste.net/118964 but PDC! ('pretty durn closer!') Aug! Our matrix has been row-echeloned! http://lpaste.net/119045 A solution for today's Haskell problem.
• January 21st, 2015: Vectors are Num(bers), too ... adding two (same-length) vectors for today's Haskell problem http://lpaste.net/118906 ... and rollin' the vector-addition solution is posted at http://lpaste.net/118907
• January 20th, 2015: May I introduce Miss Abby Normal http://lpaste.net/118862 for today's Haskell problem? Vector normalization for reduced row-echelon form. NORM! A solution to today's Haskell problem is CHEERSfully posted at http://lpaste.net/118898
• January 19th, 2015: Oh, something new for today's #haskell problem? Well, then: how about a ... MATH PROBLEM! ... 'sorta' Eheh. http://lpaste.net/118714 We have a guest who decided to solve the problem: Þor (Thor). http://lpaste.net/118729 THOR SMASH! No. Wait. That's the Hulk. Never mind.
• January 16th, 2015: Let it snow, let it snow, let it matrix-solver! for today's #haskell problem with (Ooh! Ooh!) pretty matrix pictures! http://lpaste.net/118571

Picture. Terminal. Snowflake-matrix. BlinchtenLightzen.

• January 15th, 2015: n, k, and b are all you need (oh, and the answers) for today's Haskell problem http://lpaste.net/118488
• January 14th, 2015: More fun with fractals for today's #haskell problem: plotting the Harriss Spiral http://lpaste.net/118414
• January 13th, 2015: Yesterday we did not learn about the (constructive?) truth of 2+2 = 4. Sorry. Today we try to equate two circled rows http://lpaste.net/118367
• January 9th, 2015: In which it is shown that snarkiness is unavoidable when @geophf presents a Mensa-puzzle for today's #haskell problem http://lpaste.net/118121
• January 8th, 2015: Cressida, a smart little girl (in fact: a Mensan), would like you to determine her age for today's #haskell problem http://lpaste.net/118059
• January 7th, 2015: Fibbing down-low on the fibs! for today's haskell problem lpaste.net/118013
• January 5th, 2015: I'm looking over a 4-leaf tuple/That I overlooked before! #haskell problem today: over definition for Lens-on-tupleshttp://lpaste.net/117906 A solution is 'overdefined' by @bretthall at http://lpaste.net/117934
• January 4th, 2015: It's a new year, and I've just woken up and smelled the Lens-coffee! Bob Marley welcomes you to the New Year with a #haskell problem about #lenses http://lpaste.net/117815 Sing with me! set _2 "love" (1, 2) A solution is offered by @bretthall at http://lpaste.net/117933

December 2014 1HaskellADay Problems and Solutions

December 2014

• December 30th, 2014: Why can't we all just consensus along? for today's Haskell problem lpaste.net/117487 Pro-, con-, anti-, ... it's all sensus to me! lpaste.net/117490
• December 29th, 2014: Uh, wait! What? It's another day? We need another #haskell puzzler? Here ya go! Rosalind subs (not grinders) http://lpaste.net/117421 Rose petals falling ... and a soution to the #rosalind subs problem http://lpaste.net/117481
• December 24th, 2014: A||B||C == Merry Christmas for today's haskell problem http://lpaste.net/117213
• December 23rd, 2014: Convergence, but not the movie, is today's #haskell problem http://lpaste.net/117089 A rational solution was posted by @sheshanaag at http://lpaste.net/117232 
• December 22rd, 2014: Yesterday was about the zeroes, today's haskell problem is about the squares http://lpaste.net/116990
• December 21nd, 2014: In which we want to have the most zeros. Fancy that! http://lpaste.net/116932 (I guess we're not playing Dodgeball, then!)
• December 19th, 2014: A question for today's #haskell problem: how do YOUclear a Writer monad's log? http://lpaste.net/116849 A FlushableWriter solutionwas posted by @aditcr8 at http://lpaste.net/117115
• December 18th, 2014: Why can't you spell 'PROTEIN' with proteins?lpaste.net/116723 The solution for this problem is to Eat your proteins, young man! lpaste.net/116808
• December 17th, 2014: In which we find out that Mendel was into the Domme-scene for today's #haskell problem http://lpaste.net/116683 Whether hetero- or homo- a zygous is still a zygous... whatever that is. A solution to today's #haskell-zygous problem is posted at http://lpaste.net/116711
• December 16th, 2014: All actors should relate to today's #haskell problem; it's all about H-A-M-M! http://lpaste.net/116578 Go HAMM it up; #Rosalind will love you. And the solution is so HAMMy! http://lpaste.net/116585
• December 15th, 2014: Wanna Date? In which Jane Austen writes today's #haskell problem in her modern book titled: "The Hook Up" http://lpaste.net/116486 aka Pride and Prejudice. To get to our solution space, first we have to write an l-expr scanner/parser, of course. http://lpaste.net/116558
• December 12th, 2014: In this case 'GC' does NOT mean 'garbage collection' for today's #rosalind #haskell problem lpaste.net/116305. Yeah, not garbage-collected, but a solution, nonetheless http://lpaste.net/116335 
• December 11th, 2014: Why ... you ... wascally wabbit! Today's #haskell problem has a solution multiplying like Fibonaccis! http://lpaste.net/116216 I mean: rabbits. And speaking of rabid rabbits http://lpaste.net/116303, the solution is there. BLARGH! 
• December 10th, 2014: "Hello, Strand, you're looking lovely in that dress!" Complimenting DNA for today's #haskell problem. http://lpaste.net/116147 No, wait: 'comPLEmenting' a strand of DNA. Sorry, Miss Rosalind! A nicely complimented solution to the DNA-complement problem posted at http://lpaste.net/116151
• December 9th, 2014: I think this is my week with dear Rosalind: DNA-to-RNA transcriber for today's #haskell problem http://lpaste.net/116068 Another #TweetedHaskellSolution posted to http://lpaste.net/116071 for today's DNA-to-RNA transcriber
• December 8th, 2014: Rosalind, dear Rosalie, wherefore art thou givest me bioinformatic puzzles to solve, counting nucleotides? http://lpaste.net/115961 #haskell Nucleotide-counter, HO! A nucleotide-counting solution is posted at http://lpaste.net/116011 
• December 5th, 2014: This visit to Liar's-berg (or is it Truth-town?) we encounter only two women, so this should be 2x as easy to solve http://lpaste.net/114437 By coercion, we find that we are in Liarsberg, after all: http://lpaste.net/115769
• December 4th, 2014: Gadzooks! It's (past) that time of day again for the daily #haskell problem. Here: eat some glow worms! http://lpaste.net/114435
• December 3rd, 2014: Substantive citizens (with some substantive hints, for a change) for today's #haskell problem http://lpaste.net/114438
• December 2nd, 2014: There are some curious fractions to find fromprojecteuler.net for today's #haskell problem at http://lpaste.net/114208 Asolution to this curious fraction problem is posted at lpaste.net/114209
• December 1st, 2014: Today's Haskell problem is all about lambda-terms. It has NOTHING to do with for-loops and if-statements, ... NOT ONE BIT http://lpaste.net/115420 Solution: lpaste.net/115452 

10 programming challenge sites

Okay. Whoa!

I saw this off the twitter feed: Ten programming challenge sites

And, from it, I have a new love affair: rosalind.info, a problem-solving site for bioinformatics. I love it. What's not to love!

November 2014 1HaskellADay Problems and Solutions

November 2014

• November 3st, 2014: Let it snow, let it snow, let it ... lambda for today's #haskell problem http://lpaste.net/113682 ... and the answer is Snow Mittens for Snow Kittens! YAY! http://lpaste.net/113716
• November 4nd, 2014: At the First National Bank the MEN like to play chess with each other http://lpaste.net/113734 Today's #haskell problem. Men in banks like playing chess with each other http://lpaste.net/113775 come to find in the solution to today's #haskell logic puzzle
• November 5th, 2014: Doin' the spiral from projecteuler.net, problem 28, for today's #haskell puzzler lpaste.net/113798 Heh, I actually spiraled out to the solution for today's #haskell problem. http://lpaste.net/113111
• November 6th, 2014: From @BenVitale funwithnumb3rs site, we have a, b, and c ... and how simple can today's #haskell problem be? ;) http://lpaste.net/113846It's as easy as 1, 2, 3! is our solution http://lpaste.net/113849 to today's problem
• November 7th, 2014: Making sensical tweets for #ingress for today's #haskell problem http://lpaste.net/113886 A semantical romp through syntax (that is: the solution) is posted at http://lpaste.net/113908
• November 10th, 2014: As I embark on my morning commute, I share today's #haskell problem about ... the morning commute! http://lpaste.net/114038 To get to the solution ya gotta keep on truckin' http://lpaste.net/114068
• November 11th, 2014: Some Coin sums. In for a penny, in for a £ for today's #haskell problem http://lpaste.net/114089 Solution coded, but is it the correct one for counting coins? lpaste.net/113284 How did you do it? HA! I found the problem with my counting-coins solution! Redundancies! Updated solution at http://lpaste.net/113284
• November 12th, 2014: Squares, Cubes and Triangles masquerade as numbers in today's #haskell problem http://lpaste.net/114158 The square by a cube of a triangle is our digit-picking solution to today's math puzzle http://lpaste.net/114194
• November 13th, 2014: It's all about making the grade. I MEANT: 'THE SEARCH FOR TRUTH'! Yeah, THAT's what I meant. Not: 'making the grade.' http://lpaste.net/114233 Translation: Today's #haskell problem is about making the grade. I MEANT 'SEEKING KNOWLEDGE'! Yeah. That's what I meant. *blush* Isabella makes the grade in today's equational solution lpaste.net/114248 (rant by @geophf provided free of charge).
• November 14th, 2014: 0h, h1 there! for today's #haskell puzzle http://lpaste.net/114276
  
   
• Our bonus solution is coded here (http://lpaste.net/114304), and looks like this:

• ... and the solution (for this puzzle, anyway, and the schema for refinement) http://lpaste.net/114321

• November 17th, 2014: The in-laws bump into Amy and her baby in the perambulator on her daily stroll for today's #haskell problem http://lpaste.net/114430 For today's solution we find a really roundabout way to say 'brother-in-law' http://lpaste.net/114460 And the bonus solution(http://lpaste.net/114461) we graph it with Neo4J:

• November 18th, 2014: Would you like some chips with that Fish? The #haskell puzzler for today is a 'SOLE' word-square http://lpaste.net/114433 Sole Open Ends Lead! A newspaper-escque headline-y-like solution to today's Haskell puzzler http://lpaste.net/114522
• November 19th, 2014: Next Mensa puzzler for today's #haskell problem. Who gotfirst place in the science fair? http://lpaste.net/114559 Woman Power! A solution to today's Haskell puzzler http://lpaste.net/114583
• November 20th, 2014: "Trick or treat!" But how many bags of candy did the new cashier, to be named later, sell? Solve this lpaste.net/114620 to let her know. The solution is posted here (http://lpaste.net/114635) and graphed out ... for 'funzies.'

• November 21st, 2014: Her Majesty, Queen Victoria (Vicky or Maj to her buds) (not really), has a #haskell poem-puzzler for you: http://lpaste.net/114436 (Standard disclaimer: we make no representation of reigning monarchs, living or dead, implied or otherwise. Besides... the Queen has no buds.) So, that brings to mind two thoughts, or pensées: 

1. you see how I used the royal-'we' there? ;)
2. 2) How sad to be Queen, and have no buds :(

(@1HaskellADay In which it is learned it is a sadness to be Queen, to have no buds withal. :( *sniffle*) The 'clever' solution (http://lpaste.net/114733) comes even with its own 'TA-DAH!' ... gratis. You're welcome.

• November 24th, 2014: Circular primes, from projecteuler.net, is today's #haskell puzzler: http://lpaste.net/114816. A solution to the circular primes problem is posted at http://lpaste.net/114817 
• November 25th, 2014: Have a well-ordered (re)presentation of today's #haskell problem http://lpaste.net/114999  Suffice to say: today's 'date' is 'fig.' geddit? ;) A solution is a (sorta) logical calendar http://lpaste.net/115036 
• November 26th, 2014: Got a question for ya! for today's Haskell problemlpaste.net/115096 1-9 in so many ways http://lpaste.net/115129
• November 27th, 2014: Happy Thanksgiving to all you Haskell aficionados out there! Today's #haskell puzzle set involves da turkeyzzzz! http://lpaste.net/115184 That there is a lot of turkey! http://lpaste.net/115272
• November 28th, 2014: Black Friday. OKAY, FOLKS! TODAY, AND _ONLY_ TODAY, EVERYTHING IS ON SAAAAAAAALLLLEEEE! http://lpaste.net/115229 Today's Black Friday #haskell problem. THESE PRICES ARE ...INSAAAAANNNNEEE! http://lpaste.net/115294 A solution to today's Black Friday logic puzzle.

October 2014 1HaskellADay Problems and Solutions

October, 2014

• October 1st, 2014, Wednesday: Pathways into Darkness http://lpaste.net/111444 Because Daerkness is the new Pink. Today's #haskell problem. ...AAAAAND we went there: Dark, Darkest, Darko! http://lpaste.net/111919 A solution to the #haskell grid-pathing problem using Data.Graph. FUN!
• October 2nd, 2014, Thursday: Tweet, tweet! Summer Factorial! http://lpaste.net/111947 a #haskell 'sum'mer exercise for the Fall. From "Power set, HO!" to "Power Sets? NO!" http://lpaste.net/111982 A solution to today's longest factors-sum #haskell problem.
• October 3rd, 2014, Friday: In which I get WHACKED by the Missus for today's #haskell problem http://lpaste.net/112005 (I've printed out the word-ladders in long form so you can give them to your Missus, thus to avoid enWHACKification! http://lpaste.net/112009) GROSS ('Get Rid Of Stupid wordS') club and goal-directed searches using Levenstein distances give us today's solution http://lpaste.net/112064
• BONUS! puzzles for today: YOU get RICK ROLLED! http://lpaste.net/112006 Oh, yeah! I went there!

• You can't kill the metal, unless you're Rick Rolled; solution to #haskell bonus problem at http://lpaste.net/112127

• October 4th, 2014: Dear Dad, SEND + MORE = MONEY http://lpaste.net/112160 Today's #haskell problem. Problem SOLVED! (naively) ... for a small processing fee, ... ;) http://lpaste.net/112175
• October 7th, 2014: An American Family http://lpaste.net/112220 Today's #haskell problem gives us the #Twilight lexicon... in a 'VERY' 'BRIEF' synopsis. #ontology 8 of 21 questions are answered against the #Twilight (extended) family tree http://lpaste.net/112307  My enthusiasm overcame my reasonableness.
• BONUS #haskell problem for today! http://lpaste.net/112229 Renesmee's (doting) Aunts because EVERYONE dotes on Renesmee. By law. Do-it-to-it! "And Bella Swan lived Happily Ever After" ... and that's the whole point of the 4-book #twilight series. http://lpaste.net/112339 #ontology
• October 8th, 2014: "A more clever approach than brute force is desirable" for today's #haskell problem http://lpaste.net/112310 (Me? Brute Force, All the WAY!) (Not so) Brutish pathing through triangular sums ... Commited Choice FTW! http://lpaste.net/112355 A solution to today's #haskell problem.
• October 9th, 2014: Sugar and spice and everything nice (http://lpaste.net/111904): that's what today's #haskell problem from a logic puzzle from 1957 is made of. A long path to a solution to this day's engagement announcements #haskell problem, involving monoidal Frege logic. http://lpaste.net/112446
• October 10th, 2014: "Oh, it's 4:42. No, it isn't, ... zzzz" Those kinds of conversations come up all the time in today's #haskell problem http://lpaste.net/112404 And the poor little matchstick boy went back to sleep in his warm, comfy bed, hot chocolate by his bedside http://lpaste.net/112461 a solution
• BONUS! Okay, so you're saying liars ALWAYS lie and TruthTellers ALWAYS tell the truth. http://lpaste.net/112405 Wait ... even in Vegas? #Bonus In which we may learn about your sense of humo(u)r http://lpaste.net/112508 a solution using logic, meta-logic, and coercive logic. #ontology 
• October 13th, 2014: In which we discover Columbus is Big in Japan ... no, wait: that's #ekmett. http://lpaste.net/112511 Today's #haskell problem. We solve this problem by WAY overusing the State Monad! http://lpaste.net/112537 ... Letter to a Young Haskell Enthusiast should have added: "Don't overused the State Monad!" I hear and obey the advice of ekmett!

• What time is it? π-time? No. (But you were close ...) It's BONUS #haskell problem time! http://lpaste.net/112515 Go discover the New World! And, we discover, solving this bonus problem, that the New World was India (and not the ink), no matter what anyone else says, eh, Columbus? http://lpaste.net/112533
• October 14th, 2014: We look at reciprocally-cycled decimal values of fractions in today's #haskell problem http://lpaste.net/112565 In which we discover that @geophf must read the problem statement carefully. A solution to today's #haskell problem http://lpaste.net/112592
• October 15th, 2014: Today's #haskell problem: grid placement http://lpaste.net/112606. Or as Neo says: "Whoa."

• Bam! Interlevening (???) FTW! http://lpaste.net/112647 A solution to today's #haskell problem.

• October 16th, 2014: An ... 'intelligence' test http://lpaste.net/112694 for today's #haskell problem. Intelligence test: answered. http://lpaste.net/112759 I had to melt my brain to answer it, however, so that happened.
• October 17th, 2014: Friedman day was yesterday, http://lpaste.net/112707 but it's today's #haskell problem. Bonus: Friedman proofs, no less! http://lpaste.net/112709 ... using Frege's logic ... but only if you want to ... The solution (including the bonus solution) for the Friedman-day problem posted at http://lpaste.net/112735  WITH FOR-LOOPS!
• October 20th, 2014: O! Little Town of Milford! http://lpaste.net/112921 has a butcher, baker, and candlestick maker, but who is who? Today's #haskell problem. Okay, gag me with the sequence operator! BLEH! (I really should have gone relational calculus here! :/) A solution at http://lpaste.net/112954
• October 21st, 2014: Se7en Little numbers ... okay, well, four of them, anyway, for today's #haskell problem http://lpaste.net/112972 Quantum nodes of scintillating thought http://lpaste.net/112996  A solution to today's #Haskell problem.

• October 22nd, 2014: Word Numb3rs is today's #haskell puzzle (thanks to @BenVitale) 'AND' in your language of choice as you so choose. http://lpaste.net/113018 Hinglish-Vinglish is our response to this exercise.  http://lpaste.net/113045 "Fruitful." Yeah. Well, at least we got Data.Numeral.English http://lpaste.net/113037 out of it. SWEET!
• October 23rd, 2014: Today's #haskell problem comes from http://projecteuler.net and is about ... well: Euler, himself! http://lpaste.net/113069 Well, if you wanted a list of writer monads, you could've just asked for a list of writer monads http://lpaste.net/113084 
• October 24th, 2014: Even odds is our #haskell problem today, thanks to @BenVitale http://lpaste.net/113141 A solution (actually two defined solutions) to @BenVitale even odds problem posted for today's #haskell problem http://lpaste.net/113167

I dub this coming week 'Kakuro week' for the theme of #haskell 

problems to solve (puzzle rendered using #haskell)

• October 27th, 2014: #kakuro-week: the empty slate is our step one for our #haskell problem(s) to solve today http://lpaste.net/113255

• Then we have the...'filled'-slate as a solution to 'today's #haskell problems for #kakuro-week http://lpaste.net/113314 
  
• October 28th, 2014: «On y va!» declaims Sgt. Johnson as he charges headlong into solving today's #haskell problem http://lpaste.net/113316 
  
• And that's how a 'partial' cookie crumbles. Partially. A partial solution to yesterday's #haskell #kakuro problem http://lpaste.net/113397
• October 29th, 2014: A magnificent clue for today's #haskell problem in this #kakuro-puzzle-themed week http://lpaste.net/113399
• October 30th, 2014: So, what does the 'Su' mean? http://lpaste.net/113451 Today's #haskell puzzler is a sudoku-solver. That you wrote. DoIt-ToIt!
• October 31st, 2014: Merry Christmas! No. Heurieusement anniversaire! Nope. TRICK OR TREAT! Ya, that's the stuff! http://lpaste.net/113524 Today's #haskell problem