updated gpg key
Merge pull request #1 from julian-upc/master

actualitzar
Merge pull request #2 from julian-upc/master

actualitzar
Merge pull request #3 from julian-upc/master

Actualitzar
Merge pull request #4 from julian-upc/master

Actualitzar
Merge https://github.com/julian-upc/discrete-geometry
Merge pull request #65 from claramateo/master

Clara Mateo's Code
Create quentin.pergeline_homework_sheet2.pdf.gpg
sheet 2 code added
added the encrypted pdf of sheet 2
Code
Merge pull request #68 from elisabetburjons/master

Code
Merge pull request #67 from lafaillette/master

Sheet2 quentin : code and encrypted report
Merge pull request #66 from lafaillette/patch-5

Create quentin.pergeline_homework_sheet2.pdf.gpg
Merge https://github.com/julian-upc/discrete-geometry
added coding homework for sheet2
Merge pull request #69 from aitor-perez/master

Added coding homework for sheet2
Exercises

I still have to think more about the second part of the first exercise.