All six members of their national team are men, but the score has not widened so far. Instead, the Chinese team has a higher score than them.

After listening to Ling Zhen's narration, Huang Xia suddenly remembered a similar problem Xia Mang had told him. "Ling Zhen, listen to me, the method you're using for this problem is wrong. This should be Fermat's theorem, the extreme value. Do you know Fermat's theorem?"

Ling Zhen's eyes lit up when he heard Huang Xia's words, "I know, I know, thank you!"

Hearing Ling Zhen's excited answer, Huang Xia sat down on the ground, "Hey, brother, I did my best."

Xia Mang had also been listening to the conversation between the two. She realized that this was not a competition for high school students, but clearly for college students.

Ling Zhen's question was about Fermat's theorem, and her question was about Lagrange's mean value theorem.

She really wanted to say something to the person who set the questions. These questions were really beyond the syllabus. Fortunately, they all knew about them and had been involved in them before, otherwise they would have died without knowing how they died.

"One minute countdown, sixty, fifty-nine, fifty-eight..."

Xia Mang had already submitted his last question, and Jiang Yan immediately handed over the question she had calculated when she saw Xia Mang submit it. "Xia Mang, please help me check if there is any problem."

He nodded without hesitation, "Okay!"

The broadcast above counted down mercilessly, "Sixteen, fifteen, fourteen, thirteen..."

Xia Mang scanned it and submitted it in the last ten seconds.

"Five, four, three, two, one, game over!"

"Next, let's look at the final result of the game."