Rebirth of Supreme Academic Master

Zhao Ping, a top student, was poisoned by his girlfriend and time-traveled into the body of a student who failed in the college entrance examination. By the way, bring a head full of scientific knowledge. What? School girl, if you want to get high scores, come to your brother's room at night. What? Principal, you want me to rank first in the country in the Mathematical Olympiad? No problem, just give me a vacation. Beautiful teacher, don't worry about the things you ask me to do. Isn't it just for the whole class? Come on, classmates, learn from me...