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 "segment" 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

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

Archive

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