At first look I tougth it was brainfuck but it's valid JavaScript: https://stackoverflow.com/questions/7202157/why-does-return-the-string-10 https://stackoverf

At first look I tougth it was brainfuck but it's valid JavaScript: https://stackoverflow.com/questions/7202157/why-does-return-the-string-10 https://stackoverflow.com/questions/7202157/why-does-return-...