.. _week4: Week 4 - 9/13 --------------- **Reading:** * 2.12. :ref:`arrays_intro` * 2.13. :ref:`strings_intro` * 2.14. :ref:`file_IO` **Previous Video Lectures:** * `Arrays and Homework 5 `_ * `Strings `_ * `File I/O `_ **Annotated notes:** * Arrays in memory - :download:`notes/Arrays.pdf` * Strings - :download:`notes/Intro-Strings.pdf` **Assignments:** * :ref:`hw4` * :ref:`hw5`