After Signing in at the End of the Queue for Fifteen Years, I Managed to Become a Top Student

Sign in from kindergarten. Sign in for fifteen years and become a top student! Sign in at the end of the classroom and get a full grade in English, sign in at the ** office and get a full grade in official document writing, sign in in the tutoring class and get a full grade in mathematics... The college entrance examination is still half a year away, and all technologies can be completed long ago. Just when Lin Xiao is ready to show off his grand ambitions... Ding! Sign-in task: The math test score is 39.5, No more, no less. Lin Xiao: "I've already become a top student! Why don't you let me show my full potential!" Class teacher: Your grades are too bad, please repeat the grade immediately! Shui Mu and Yan Da: "Who is Lin Xiao! He actually scored perfect marks in the Mathematical Olympiad! This kind of talent must be specially recruited!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.