He traveled through time and became a beggar. He was begging for food at the beginning, but he blocked the emperor who was visiting privately in disguise in an alley and robbed him. I wanted to extort money for a meal, but unexpectedly discovered that the young emperor couldn't even write his own name. Song Bo casually drew a trigonometric function on the ground: "Your Majesty, once you solve this problem, I will spare your pants." The next day, the imperial army surrounded the ruined temple and slapped him in the face with an imperial edict: "From today on, you teach me to do my homework!" If you don't teach well, will you lose your head? Song Bo leisurely opened the "Five-Year Simulation of Three-Year College Entrance Examination" - veterans in the court, are you ready to experience the fear of being dominated by the derivative final question? The most arrogant emperor master in history is online, knowledge is the real king!