Deep Learning G Certification Problem Collection (Black Book) 3rd Edition The Strongest Deep Learning G Certification Pass Text 2nd Edition I am selling these because I passed the exam. Please understand that both books have been used, so there is a feeling of use. I do not smoke, and I do not have any pets. The Black Book was purchased new. As shown in the second photo, the Black Book has some ink stains. The Green Book was purchased used. Please understand that there may be some stains as it was purchased used. A red sheet for memorization is included.