Amazon Software Development Engineer I interview questions

Recruiter called me. Told me that there might not be a job available in my preferred location, but that they could tell me if I made the interview cut. To make the interview cut, I would need to devote nearly 8 hours (1 hour practice online exam, 2.5 hours online exam, up to a 1 hour follow up, followed by a 4 hour in person interview). I didn't have the time to devote an entire work day on a job that might not even exist and it didn't seem fair to ask me to do so.

Primera prueba basada en dos problemas se cuenta con poco más de una hora para realizarlos, para la prueba se utiliza HackerRank la cual registra el cambio entre pestañas y si se trata de copiar el texto del problema