Then you just decode octal data into ASCII.

> [10:33] <Second_Fry> Escape, yeah, it's clearly octal in ears one, but how you decode it?
> [10:34] <Escape> http://www.unit-conversion.info/texttools/octal/
> [??:??] <Escape> https://gist.github.com/anonymous/ed4500ede4ef1f59d3bea15587d42c8e

Original writeup (http://telegra.ph/Pragyan-CTF-2018-03-04#Ears-to-the-rescue-(150pts)).