Rebirth of a 20Th Century Boy

"Lin Yi, I heard that the class beauty is interested in you?" Lin Yi: "What nonsense are you talking about? It's nothing." "Lin Yi, I heard that Ban Cao is interested in you?" Lin Yi: "What nonsense are you talking about? I'll whip you!" "Lin Yi, how do you solve this question?" Lin Yi: "Look for a guide, square both sides, and draw auxiliary lines." "Lin Yi, what are you doing during the summer vacation?" Lin Yi: "Make money." "Why do you have so many things?" Lin Yi: "Poor!" "Why do you know this? Have you ever been a detective?" Lin Yi: "emmmm, that's what happened in the previous life!" [Looking back at the past, do you have any regrets? [Of course, but the most important thing is to look at money]