* [LFASB1105] examen 2018 septembre
with correctio

* [LFASB1105] examen 2018 change variable name

Co-Authored-By: Jean-Martin Vlaeminck <jmartin.vlaeminck@gmail.com>

* [LFASB1105] examen 2018 sign errors

Co-Authored-By: Jean-Martin Vlaeminck <jmartin.vlaeminck@gmail.com>

* [LFASB1105] examen 2018 sign errors

Co-Authored-By: Jean-Martin Vlaeminck <jmartin.vlaeminck@gmail.com>

* Apply suggestions from code review

Co-Authored-By: Jean-Martin Vlaeminck <jmartin.vlaeminck@gmail.com>

Co-authored-by: Jean-Martin Vlaeminck <jmartin.vlaeminck@gmail.com>
Co-authored-by: Martin Braquet <martin.braquet@student.uclouvain.be>