Unanswered Questions

72 questions with no upvoted or accepted answers
40 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 [...] ...
18 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. ...
18 votes
0 answers
1k views

Better way to read multiple int in C than scanf

I'm trying to read 4 ints in C in a golfing challenge and I'm bothered by the length of the code that I need to solve it: ...
17 votes
0 answers
480 views

Play Thud! (Dwarf Edition)

Key links: Troll question Chat room Game Controller Interface Dwarf league table ...
17 votes
0 answers
654 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
447 views

Play Thud! (Troll Edition)

Key Links Dwarf question Chat room Game Controller Interface Troll league table ...
13 votes
0 answers
501 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 ...
13 votes
0 answers
611 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
406 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
334 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
517 views

Radiation is Painful

A radiation-hardened quine can take a hit and stay standing, but nobody ever said that the quine can't be a wuss about it. For this challenge, you should write a quine that: If no characters are ...
11 votes
0 answers
860 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
177 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
157 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
354 views

Leave a wake of dead cells behind you

Conway's Game of Life is a well known cellular automaton "played" on an infinite grid, filled with cells that are either alive or dead. Once given an initial state, the board evolves ...

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