> For the complete documentation index, see [llms.txt](https://0xss0rz.gitbook.io/0xss0rz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://0xss0rz.gitbook.io/0xss0rz/ctf/cryptography-1/esoteric-programming.md).

# Esoteric Programming Language

JS Fuck

```javascript
[][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]][([][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[]
```

{% embed url="<https://enkhee-osiris.github.io/Decoder-JSFuck/>" %}

## Brainfuck

![Source: Wikipedia](/files/-MHHwhqm_jtsTvLIuL8u)

```javascript
>+++++++++[<++++++++>-]<.>+++++++[<++++>-]<+.+++++++..+++. [-]>++++++++[<++++>-]<.>+++++++++++[<+++++>-]<. >++++++++[<+++>-]<.+++.------.--------.[-]>++++++++[<++++>-]<+. [-]++++++++++.
>+++++++++[<++++++++>-]<.>+++++++[<++++>-]<+.+++++++..+++. [-]>++++++++[<++++>-]<.#>+++++++++++[<+++++>-]<. >++++++++[<+++>-]<.+++.------.--------.[-]>++++++++[<++++>-]<+. [-]++++++++++.
```

{% embed url="<https://www.splitbrain.org/_static/ook/>" %}

{% embed url="<https://www.dcode.fr/langage-brainfuck>" %}

### Sunshine CTF 2019 Brainmeat

```javascript
4inWZsuxeh3Bc+T9NSDa6[uZ2fihfIu1CacQhzM5N-zvA7-vW-kC-6Td5Ij9M-Q---IoZUx7JtPpWv881Iy9oKVL->OFAdfyWRS+yho8Cirggjzox4EK50ekon+lrCirMqV4Pss1CQN0Q<Fjq8ozSw5S6fm4hyOu9CSOEo4cedXmXYoOKmOljN72g]fBqoBoICDHA2m90Mv>C+Hk.vHGl+hqIw2cGzuTmKcaSZE2FtlSCdgSeRmjNVAvn+RaDf.0OLi-sDnN-lEtAvnF-9KatMZpQSymrIN3Av3Jd-N-Adb8g4xnO-laG2p5yIg9EHwNsu-l.FDAies[DrVkhRifrIHcCvGaEe6SMpetN1MJPgol8IVkYqHSCdWOtVw7qrjkKKdsR8NikMiVxttOx1-oR-BN2-Ag5gKsjioK4mV2XJ8NhQT>gcvykbWocYQ9ImXJ9PG6s2cDtxO7otq+36Hts<lu]PZtPTTVvH4x6Gm5WiDhBli8kbRJqnAw52RRq4zU2c>PvuitF1XRRHOR8tGYEs6+oss.EYSak0uZfChtc[jENgpjYHaB3XlOcCHVnrPcCKiXaUl2Mf6L89
```

```javascript
string = open("brainmeat.txt", "r").read()
decoded = ""
validChars = ['-', '.', '>', '<', '+', ',', '[', ']']for char in string:
    if char in validChars:
        decoded += charprint(decoded)
```

{% embed url="<https://medium.com/@kage_tr/sunshine-ctf-2019-write-ups-99d89bc75182>" %}

## Malbolge

```
(=<`#9]~6ZY32Vx/4Rs+0No-&Jk)"Fh}|Bcy?`=*z]Kw%oG4UUS0/@-ejc(:'8dc
```

{% embed url="<http://malbolge.doleczek.pl/>" %}

## PIET

> *\`\`a language where the programs are works of modern art''*

![](/files/-MHHlixdrP76bj8bjCV2)

{% embed url="<https://www.bertnase.de/npiet/npiet-execute.php>" %}

## LOLCODE

```
  HAI
  CAN HAS STDIO?
  I HAS A VAR
  IM IN YR LOOP
     UP VAR!!1
     VISIBLE VAR
     IZ VAR BIGGER THAN 10? KTHX
  IM OUTTA YR LOOP
  KTHXBYE
```

{% embed url="<https://www.dcode.fr/langage-lolcode>" %}

## COW

```javascript
MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO Moo MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO Moo MoO MoO MoO MoO MoO MoO MoO Moo Moo MoO MoO MoO Moo OOO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO Moo MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO Moo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo MOo Moo MOo MOo MOo MOo MOo MOo MOo MOo Moo MoO MoO MoO Moo MOo MOo MOo MOo MOo MOo Moo MOo MOo MOo MOo MOo MOo MOo MOo Moo OOO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO MoO Moo
```

## Sources

{% embed url="<https://0xss0rz.github.io/2019-08-24-CTFlearn-Miscellaneous-Write-Ups/>" %}

{% embed url="<https://steemit.com/programming/@mysqlthrashmetal/the-evolution-of-hello-world-in-several-programming-languages-with-funny-languages-en-fr>" %}

{% embed url="<https://esolangs.org/wiki/Hello_world_program_in_esoteric_languages>" %}

{% embed url="<https://esolangs.org/wiki/Language_list>" %}

{% embed url="<https://github.com/angrykoala/awesome-esolangs>" %}