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Challenges The Pell Numbers

C (gcc), 35 bytes f(n){return n<2?n:f(n-1)*2+f(n-2);} Try it online!

posted 3y ago by Zakk‭  ·  edited 3y ago by Zakk‭

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Meta How should we handle incorrect answers?

Respect both sides We should consider how an approach would affect the poster of the incorrect answer, and how it would affect the posters of correct answers. Correct answers In general, allowin...

posted 2y ago by trichoplax‭

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Challenges Encode with ROT13.5

Bash, 31 bytes tr a-zA-Z0-9 n-za-mN-ZA-M5-90-4 Try it online!

posted 2y ago by celtschk‭

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Challenges Encode with ROT13.5

Stax, 15 bytes ⌐♪aù¢φσX▀┼╜°«↕j Run and debug it

posted 2y ago by Razetime‭

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Challenges Compute the determinant

Wolfram Language (Mathematica), 3 bytes Det Try it online!

posted 2y ago by aspen138‭

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Challenges Add two negabinary integers

Ruby, 75 bytes ->t,u{g=->a{a.reduce{-2*_1+_2}};('%b'%(g[t]+g[u]+(y=43690)^y)).to_i.digits} Try it online! Uses latest ruby features, so tio link will look different. Takes two digit a...

posted 4y ago by Razetime‭  ·  edited 4y ago by Razetime‭

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Challenges The Pell Numbers

JavaScript, 26 bytes Outputs the nth term, 0-indexed. f=n=>n<2?n:f(--n)*2+f(--n) Try it online! JavaScript, 49 bytes Outputs the first n terms as a comma delimited string. f=n=&gt...

posted 4y ago by Shaggy‭  ·  edited 4y ago by Shaggy‭

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Challenges "Hello, World!"

Lua, 20 bytes print"Hello, World!" Try it online!

posted 4y ago by General Sebast1an‭

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Challenges "Hello, World!"

Java, 37 Bytes v->System.out.print("Hello, World!");

posted 4y ago by deleted user  ·  edited 4y ago by Quintec‭

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Challenges "Hello, World!"

Charcoal, 13 bytes Hello, World! Try it online! I'm surprised no one even used Charcoal in the challenge. Guess I'll take it.

posted 4y ago by General Sebast1an‭

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Challenges "Hello, World!"

Bash, 21 Bytes print "Hello, World!"

posted 4y ago by deleted user  ·  edited 4y ago by deleted user

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Challenges "Hello, World!"

Pyth, 14 bytes "Hello, World! Try it online!

posted 4y ago by General Sebast1an‭

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Challenges "Hello, World!"

!@#$%^&*()_+, 17 bytes ^dlroW ,olleH(@) Try it online! Might learn this sometime but I found this.

posted 4y ago by General Sebast1an‭

Answer
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Challenges "Hello, World!"

Lean, 64 bytes def hello_world:io unit:=put_str"Hello, World!"#eval hello_world Try it online!

posted 4y ago by Kevin M. Mansour‭

Answer
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Challenges Guess the language! (Cops' Thread)

Japt, cracked by Shaggy, 17 bytes "Cops and Robbers Try it online! Don't think much recognize this language at all. This is supposed to be from Pyth, but Japt has this too, so it's certainly v...

posted 4y ago by General Sebast1an‭  ·  edited 4y ago by Shaggy‭

Answer
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Challenges "Hello, World!"

Forget, 319 bytes push 72;cleanse;pop;out;push 101;cleanse;pop;out;push 108;cleanse;pop;out;push 108;cleanse;pop;out;push 111;cleanse;pop;out;push 44;cleanse;pop;out;push 32;cleanse;pop;out;push 8...

posted 4y ago by General Sebast1an‭

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Challenges "Hello, World!"

Chef, 558 485 bytes H. Ingredients. 72 l H 101 l e 108 l l 111 l o 44 l _comma 32 l _space 87 l w 114 l r 100 l d 33 l _bang Method. Put _bang into mixing bowl.Put d into mixing b...

posted 4y ago by General Sebast1an‭  ·  edited 4y ago by General Sebast1an‭

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Q&A What's a code bowling challenge?

What's a code bowling challenge? Code bowling is a challenge/competition to solve a particular (usually simple) problem in the most bytes or complexity. From CGCC Are there any additional criteri...

posted 4y ago by General Sebast1an‭

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Challenges Guess the language! (Cops' Thread)

D, cracked by Kevin M. Mansour, 39 bytes void main(){write("Cops and Robbers");} Try it online! This doesn't look like C. Not even BMPL. Now we know why.

posted 4y ago by General Sebast1an‭  ·  edited 4y ago by General Sebast1an‭

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Challenges Bytes to Segfault

Rust, 47 bytes fn main(){unsafe{print!("{}",*(0 as*mut i8));}} Try it online!

posted 4y ago by user‭

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Challenges Guess the language! (Cops' Thread)

Rust, cracked by Shaggy, 37 bytes fn main(){print!("Cops and Robbers")} Try it online! Hold on, lemme translate it for fun: For now, my print not say "Cons and Rubbers". Ahem, sorry, don't ...

posted 4y ago by General Sebast1an‭  ·  edited 4y ago by General Sebast1an‭

Answer
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Challenges Guess the language! (Cops' Thread)

F# (.NET Core), cracked by Shaggy, 25 bytes printfn"Cops and Robbers" Try it online!

posted 4y ago by General Sebast1an‭  ·  edited 4y ago by General Sebast1an‭

Answer
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Challenges Guess the language! (Cops' Thread)

PicoLisp, cracked by Shaggy, 31 bytes (prinl "Cops and Robbers")(bye) Try it online! Strange language, I know.

posted 4y ago by General Sebast1an‭  ·  edited 4y ago by General Sebast1an‭

Answer