TAs have been also very good. This substance is difficult, but needed for comp sci and Dai is the greatest Instructor for it. Analyze/apply/request issues and you will do great in his course. He is a good professor. indica­tive indica­tive pre­sent indef. donghatok donghatsz donghat donghatunk donghattok donghatnak Bản nguyên https://dong-khai49482.blogoscience.com/42948461/an-unbiased-view-of-dongkhai