mscroggs.co.uk
mscroggs.co.uk

subscribe

Blog

Christmas (2015) is over

 2016-01-01 
The deadline for entering the 2015 Advent calendar competition has now passed. You can see all the puzzles and their answers here.
Thank-you to everyone who took part in the competition! In total, 23 people submitted answers to the puzzles. Every one of these had correct answers to at least 18 of the puzzles. The winners are as follows:
#NameDetails
1ScottAll correct at 5:00:18 GMT on Christmas Day
2Louis de MendoncaAll correct at 5:00:32 GMT on Christmas Day
3Alex BoltonAll correct at 5:00:34 GMT on Christmas Day
4Martin HarrisAll correct at 6:15 GMT on Christmas Day
5Linus HamiltonAll correct at 14:12 GMT on Christmas Day
6ZephiAll correct at 20:40 GMT on Christmas Day
7Daniel ChivertonAll but one (5 December) correct at 5:00:24 GMT on Christmas Day
8Jon PalinAll but one (12 December) correct at 5:00:34 GMT on Christmas Day
9Kathryn CoffinAll but one (5 December) correct at 6:28 GMT on Christmas Day
10Félix BretonAll but one (15 December) correct at 9:05 GMT on Christmas Day
I will be in touch will all the entrants in the next few days and I will post pictures of prizes here once they are on their way!
I have already started working on puzzles for next year's (in fact this year's) calendar, so make sure you're back here in December...
                        
(Click on one of these icons to react to this blog post)

You might also enjoy...

Comments

Comments in green were written by me. Comments in blue were not written by me.
@stephan: It looks like the code I wrote to check the solutions were unique contained errors. This might explain why first question was very difficult to solve with logic alone.
Matthew
                 Reply
Are you sure http://www.mscroggs.co.uk/puzzles/126 have unique solutions. See e.g. http://cryptarithms.awardspace.us/solv... which gives lots of solutions
stephan
                 Reply
 Add a Comment 


I will only use your email address to reply to your comment (if a reply is needed).

Allowed HTML tags: <br> <a> <small> <b> <i> <s> <sup> <sub> <u> <spoiler> <ul> <ol> <li> <logo>
To prove you are not a spam bot, please type "zero" in the box below (case sensitive):

Archive

Show me a random blog post
 2024 

Feb 2024

Zines, pt. 2

Jan 2024

Christmas (2023) is over
 2023 
▼ show ▼
 2022 
▼ show ▼
 2021 
▼ show ▼
 2020 
▼ show ▼
 2019 
▼ show ▼
 2018 
▼ show ▼
 2017 
▼ show ▼
 2016 
▼ show ▼
 2015 
▼ show ▼
 2014 
▼ show ▼
 2013 
▼ show ▼
 2012 
▼ show ▼

Tags

boundary element methods error bars signorini conditions london misleading statistics preconditioning game of life realhats chalkdust magazine standard deviation javascript hyperbolic surfaces chess geometry estimation geogebra simultaneous equations electromagnetic field noughts and crosses radio 4 finite group crochet manchester science festival computational complexity fonts mathsteroids reddit recursion correlation arithmetic harriss spiral anscombe's quartet cross stitch determinants golden ratio binary tmip sport errors news braiding accuracy 24 hour maths graphs mathsjam people maths fence posts bempp flexagons asteroids platonic solids matrix of minors advent calendar tennis wool plastic ratio data visualisation stickers stirling numbers numbers phd data inverse matrices edinburgh craft christmas gather town logo php mathslogicbot manchester databet rugby quadrilaterals reuleaux polygons hats coins books programming triangles runge's phenomenon pascal's triangle games convergence pac-man matt parker christmas card weak imposition matrix of cofactors final fantasy wave scattering light chebyshev royal institution statistics fractals big internet math-off countdown talking maths in public london underground turtles mean game show probability gerry anderson draughts folding tube maps pi approximation day machine learning youtube sobolev spaces dataset exponential growth trigonometry national lottery zines dinosaurs the aperiodical bubble bobble golden spiral european cup rhombicuboctahedron graph theory python pizza cutting logs pythagoras dragon curves polynomials squares finite element method oeis matrix multiplication world cup sorting royal baby speed nine men's morris matrices gaussian elimination newcastle crossnumber ucl datasaurus dozen numerical analysis folding paper live stream approximation hexapawn weather station hannah fry guest posts captain scarlet dates go martin gardner interpolation curvature raspberry pi video games ternary football cambridge map projections palindromes pi inline code logic sound puzzles menace frobel a gamut of games bodmas probability propositional calculus latex

Archive

Show me a random blog post
▼ show ▼
© Matthew Scroggs 2012–2024