Live Broadcast of Homework Changes Shocked the World

Li Xin traveled to a parallel world and became a glorious teacher. Beginning is bound to a god-level homework grading system. No matter how difficult the homework is, he can grade it. Correct homework live, get rewards, and reach the peak of your life. I thought this was a very simple matter, but it was confusing. After correcting the homework, there was a question and answer session, ranging from astronomy to geography, science to metaphysics. "Teacher Li, I finally started correcting my homework. I haven't slept for three days." "In Teacher Li's live broadcast room, I almost became an immortal." "After watching Teacher Li's live broadcast, I realized how insignificant I am." "It is recommended that Teacher Li's live broadcast room be renamed: Ladder of Human Progress." I almost forgot to introduce the identities of these four people. They are contemporary Nobel Prize winners... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.