The title on the blackboard has exceeded the outline. Except for Jiang Xiaoyu, a few students with good grades can understand it. Most of the students do not know how to solve the problem.

Xu Yiyang stood motionless in front of the blackboard for more than ten seconds.

Hum, I can't write it out. The math teacher stood beside the platform and sneered, but the next second that shocked him was that Xu Yiyang wrote a number directly.

"Is that the answer?"

"Such a complex answer should not be guessed, but the root number and the molecule."

Xu Yiyang put down his chalk and walked back to his seat with...