mscroggs.co.uk

mscroggs.co.uk

blog puzzles academic talks contact subscribe ↓ ☰ ↓

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.

2026-01-13

@Oleg:

The includes got filtered:

Util.h

//#include [bits/stdc++.h] // not including all
#include [filesystem] // just include what's needed
#include [array] // just include what's needed
#include [mutex] // just include what's needed

:)

Lord Sméagol
on /blog/119

Archive

Show me a random blog post

2026

May 2026

World Cup stickers 2026

Apr 2026

A new puzzle every day
Mixing Wordle with other games

Feb 2026

Christmas (2025) is over

2025

Dec 2025

Christmas card 2025

Nov 2025

Christmas (2025) is coming!

Sep 2025

The partridge puzzle

Aug 2025

TMiP 2025 puzzle hunt

Jun 2025

A nonogram alphabet

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares

2024

Dec 2024

A regular expression Christmas puzzle
Christmas card 2024

Nov 2024

Christmas (2024) is coming!

Feb 2024

Jan 2024

Christmas (2023) is over

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026