From the EXE hotel it is a walk of about 20 min to the IFAE main building:
https://maps.app.goo.gl/3zp8TDej3UZevn6n8
In the case, you book a hotel outside of the campus, the shortest way from the FGC station to IFAE is:
https://maps.app.goo.gl/EaHx8J5itkyx7Ky97
