Unanswered Questions

67 questions with no upvoted or accepted answers
38 votes
0 answers
1k views

Topologically distinct ways of dissecting a square into rectangles

I was asked by OEIS contributor Andrew Howroyd to post a Code Golf Challenge to extend OEIS sequence A049021. Would be super great to get a couple more terms for [...] A049021. Kind of thing [...] ...
20 votes
0 answers
1k views

Find a Glider Synthesis (Game of Life)

Challenge Summary In summary, the challenge is to provide the glider synthesis for a Game of Life configuration, which is your input. What does this mean? Well, firstly, let me explain a few terms. ...
17 votes
0 answers
515 views

Play Thud! (Dwarf Edition)

Key links: Troll question Chat room Game Controller Interface Dwarf league table ...
17 votes
0 answers
704 views

How to golf string output in Chef

I'm attempting to solve a programming golf style programming puzzle. I need to write an 18 character phrase in Chef in less than 32 "lines" of code. In this case, a line counts as an ingredient or an ...
14 votes
0 answers
490 views

Play Thud! (Troll Edition)

Key Links Dwarf question Chat room Game Controller Interface Troll league table ...
13 votes
0 answers
421 views

Tips for Golfing in SQLite?

I was looking for this page to help me enhance my first answer with SQLite, but I couldnt find one. So here we are! What general tips do you have for golfing in SQLite? I'm looking for ideas that can ...
12 votes
0 answers
553 views

Lean golf: Balanced Bracket Sequence

Ungolfed, ugly, horrible proof to help you make progress on this challenge: https://gist.github.com/huynhtrankhanh/dff7036a45073735305caedc891dedf2 A bracket sequence is a string that consists of the ...
12 votes
0 answers
636 views

Finding Radical Ideals

Sandbox Finding radicals of arbitrary ideals in rings is hard! However, it's a doable task in polynomial rings, since they are Noetherian (all ideals are finitely generated) Background A quick ...
12 votes
0 answers
380 views

Simulate Alpha Decay

Alpha Decay is a kind of radiation decay where every time the atom "decays", it loses a helium nucleus (an alpha particle). This means that an atom loses 2 protons and 2 neutrons each time. ...
11 votes
0 answers
873 views

Delivery Robots and Destroyer Drones

Program your robots to deliver packages in a warehouse infested with destroyer drones. Avoid the drones and get your packages to the right place as fast as you can. Delivery Robots There are ...
10 votes
0 answers
196 views

Optimize for Bgil Midol's slicing scoring

In Bgil Midol's question, the score of a sequence of slice is defined as sumof|startslices|∗2+sumof|endslices|∗2+sumof|stepslices|∗3 Such scoring method makes multiple slices possibly take less ...
10 votes
0 answers
362 views

Jelly compression quine

The golfing language Jelly has a very complex and clever string compression system which I'm not going to go into depth about here. You can find a very good explanation here. Basically, Jelly's string ...
10 votes
0 answers
178 views

NP-complete reduction: (grid-)Hamiltonian circuit

Background Hamiltonian circuit problem is a decision problem which asks whether a given graph has a Hamiltonian circuit, i.e. a cycle that visits every vertex exactly once. This problem is one of the ...
10 votes
0 answers
237 views

Cover positions with snakes of same 'colour'

Imagine a grid where the origin square \$(0,0)\$ is at the top left of the screen, and positive \$x\$ is rightwards whereas positive \$y\$ is downwards. Coloured squares are at various positions on ...
10 votes
0 answers
412 views

Morpion solitaire

Morpion solitaire This is a game that I remember having learnt from my grandparents in my childhood. Initially I didn't know the name. G B has found it to be Join Five (or less ambiguously - Morpion ...

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