:PROPERTIES:
:ID:       7e1e2bcc-6f70-4624-a049-b42f9db5e28b
:END:
#+title: Functional programming
#+date: "2020-09-04 19:57:06 +08:00"
#+date_modified: "2021-05-04 20:51:20 +08:00"
#+language: en