Moshi‭

Currently, the leaderboard is useless on alternative-scoring challenges. In order to make the leaderboard more flexible, I propose the creation of two new tags: "lowest-score" and "highest-score"....

0 answers  ·  posted 3y ago by Moshi‭  ·  edited 3y ago by Moshi‭

I say we follow the established rules on SE: Rather than dealing with inconsistent schemes for adding flags, let's just consider each separate invocation of a compiler/interpreter/whatever a sep...

posted 3y ago by Moshi‭

Challenge A simple challenge: Given a two-dimensional matrix (an array of arrays) of real numbers, compute the determinant. The determinant of a matrix is a mathematical construct used in many ap...

9 answers  ·  posted 3y ago by Moshi‭  ·  last activity 1y ago by aspen138‭

Challenge This is a simple randomness challenge: Given a non-negative integer $n$, and positive integer $m$, simulate rolling and summing the results of $n$ fair dice, each of which have $m$ sides...

10 answers  ·  posted 3y ago by Moshi‭  ·  last activity 1y ago by RubenVerg‭

Language + libraries count as a separate language In the header of your entry, you should have something like this: C (clang) + <libraries>, <byte count> You do not need to inclu...

posted 3y ago by Moshi‭

About King of the Hill King of the Hill (KoTH) is a relatively straightforward concept: Entrants create bots; bots compete against each other. Making a KoTH challenge The exact details of the co...

posted 3y ago by Moshi‭

Since there have been some discussions about the use of GCC extensions, I decided to make a default-rules post about it. How should we deal with compiler extensions to languages?

3 answers  ·  posted 3y ago by Moshi‭  ·  last activity 3y ago by dzaima‭

C, 66 59 bytes -7 bytes thanks to Lundin! In-place string reversal f(char*s){s[1]?f(s+1):0;for(char t=*s;s[1];*++s=t)*s=s[1];} Try it online!

posted 4y ago by Moshi‭  ·  edited 4y ago by Moshi‭

JavaScript (Node.js), 131 bytes Returns true and false g=(s,t,c=[...t])=>([...s].forEach(v=>(y=c.indexOf(v),c.splice(y,y>=0))),c) f=(s,t)=>(x=g(s,t).length)<2&&(y=g(t,s).l...

posted 4y ago by Moshi‭  ·  edited 4y ago by Moshi‭

About Negabinary Negabinary means base negative two (-2). That is, the $n$th place value is determined by $(-2)^n$. Negabinary numbers can be evaluated just like any other base system. For exampl...

3 answers  ·  posted 3y ago by Moshi‭  ·  last activity 3y ago by Shaggy‭

How should we deal with flags / command line options when scoring entries?

2 answers  ·  posted 3y ago by Moshi‭  ·  last activity 3y ago by Quintec‭

How should we deal with golfing libraries when scoring entries? Continuation of Is my extension-like library allowed to be used in answers?, the answer to that question seems to be a "yes", now we...

1 answer  ·  posted 3y ago by Moshi‭  ·  edited 3y ago by Quintec‭

Yes Unless the challenge tells you what to name your function, you're free to use anything. This means that single character names are usually the best option. Note that anonymous function submis...

posted 3y ago by Moshi‭

Unless explicitly asking for exactly two values, you may use any truthy/falsey values in decision problems For instance, considering the hypothetical challenge "Determine if a number is non-divisi...

posted 3y ago by Moshi‭

posted 3y ago by Moshi‭  ·  edited 3y ago by Moshi‭