Chapter 21 Difficulty in choosing

For mathematical modeling, interest is the best teacher. That is Ning Qing. Of course, when he sees a boring topic, he will give up immediately.But soon Ning Qing discovered that there seemed to be few questions that people were interested in answering in this mathematical modeling competition.

For example, for the second-ranked airport taxi problem, it is necessary to establish a selection decision model with the maximum profit under different decisions as the objective function from the perspective of managers; the third-ranked enterprise raw material ordering and transportation planning model based on optimization algorithms... …

A total of eight questions were given in this competition, seven of which were strongly related to business operations and management.On the contrary, he didn't see the topic of purely technical field analysis that Luo Zhen gave him that day.

Well, it seems that the recent global economic situation is really not very good.Even the questions in the Mathematical Modeling Contest are economically oriented...

As for the last question, Ning Qing felt confused.

The description of the title is very simple: Scientists believe that the operation of any event in this world follows certain laws, ranging from the movement of celestial bodies to the distribution of particles.This also means that all problems may be solved by mathematical models.Do you think there is any problem in this world that has not yet been noticed by scientists that deserves to be solved by mathematical models?This question allows you to use your abilities freely, ask questions independently, and solve them through mathematical modeling. Maybe you are the next Robert Cady.

Obviously this is a question with a high degree of freedom, but it also means that the difficulty of this question is directly stretched.Even the word (choose carefully) is directly marked after the stem of the question.

That's why Ning Qing, a non-major class student, only reads this question specifically.In fact, since the World Mathematical Contest in Modeling began eight years ago, this question has been a guaranteed question for the college student group every year.It is also a topic that coaches have told their students countless times that they must never choose.

Because in the eyes of the coaches, even if the best college students dare to choose this question, the final score will not be too high, because the accumulation of knowledge is not enough.This is indeed the case. In the past seven years, no one has won an award for this question, even if they knew that this question would appear in the question bank.

Ning Qing actually felt that such an open topic should never appear in a competition of this level.Because this is simply not a topic that three days is enough to complete.

However, this did not prevent him from searching for Robert Cady on the Internet, and he was shocked.

This is the real genius on Sky Blue, although he only lived to be 32 years old and died young.But he left too many things on Celeste. For example, this big guy is the pioneer of quantum physics in this world. In a limited time of more than ten years, he has completed Schrödinger, Bohr, and Pauli on Earth. The research results of a group of scientists are so awesome that they have no friends.

In the year of his death, he also proposed the measurement postulate of quantum mechanics, making the whole theory relatively complete.

What made Ning Qing speechless was that the way this guy died was so legendary.

According to the Internet, the old gentleman was killed by something he made while he was researching nuclear fission.To put it simply, this Mr. Robert Cuddy built an atomic bomb, and then he failed to control it and exploded.And at that time, the boss was at the very center of the reaction, and the whole person should have been gasified into molecules in an instant...

……

Ning Qing didn't know how strong the desire to control the beloved teacher Zhou was.Or how strong the desire to control teachers in this world is.The computers prepared for this competition are all equipped with control software. In other words, Zhou Jingxue can monitor all the operations of the students on the computers in the background.

So last night, after Ning Qing performed in front of Zhou Jingxue, his original intention was that the papers submitted after the competition would be valued, but it made Teacher Zhou pay enough attention to him at this moment.For example, I have already started to care about his topic selection early.

So Zhou Jingxue knew that when others were frantically refreshing the topic database, Ning Qing browsed the international news on the most authoritative online news platform in Yonghan - Glance, and spent more than half an hour checking various relevant expert commentary articles with relish.

Zhou Jingxue didn't know how to evaluate this kind of behavior, maybe it was super self-confidence?

Finally, 32 minutes after the question bank link was updated, Ning Qing quit Yilan.com, logged into the Haizhou Education Bureau system, and then clicked in to read every question.

I couldn't see the specific process in the background, but it recorded the time Ning Qing stayed on the exclusive page for each question, and he stayed there for seven or eight minutes, which was more than an hour.At this time, most of the other groups should have already selected a topic, and began to search for various relevant information on the Internet, but Ning Qing still did not do anything, which probably means that this guy has not selected a topic yet.

Ah……

Zhou Jingxue suddenly felt that his IQ might have dropped. He actually had some expectations for this guy from Class Nine yesterday.This performance is very similar to those immature teenagers who can't understand the topic at all.But the head coach is still in a good mood.

Because this year he was quite accurate in betting on the questions. In the nearly half month of intensive competition thinking training class, he bet on at least three questions of the same type.If the students in the rocket class who participated in the mathematical modeling interest class really understood the topics he talked about, they only need to make a simple transformation, and they should be able to get a good evaluation.

And it can be seen from the choices of these children that they all chose one of these three questions.This shows that they can all see the connection, I am very relieved!
……

"Ning Qing, have you chosen the topic yet?" Liu Xiaohan, who had been secretly observing Ning Qing, couldn't help asking.

"Not yet, I'm looking for music software, but this computer doesn't even have a music player. Heh, they even blocked the sound card." Ning Qing answered casually.

She acted relaxed, but in fact Ning Qing's mind was running fast.The arrangement of this topic is too simple for the simple ones, and too difficult for the difficult ones.If he had enough time, he really wanted to challenge the last finale question.

But it was too late to see this question just now. If you still have this question when you participate in the national competition or represent the Yonghan Republic in the World Championship, you can think about it.

Then choose...

"What music do you want to listen to, let me play the harmonica for you?" Liu Xiaohan suddenly suggested.

"You can also play the harmonica?" Ning Qing was a little surprised.

"Actually, I can also flute and trombone, but I only bring a harmonica. My first music teacher is Lin Didi, and he knows a lot of musical instruments." Liu Xiaohan also explained, and then took out a delicate harmonica.

Zhou Yan, who had been studying hard in silence, suddenly raised his head: "Wait, what are you talking about? Your teacher is Lin Didi? Is it Lin Didi, Didi Wushuang?"

Ning Qing subconsciously opened the browser again, typed in "LINDIDI" with the pinyin input method, and the name Lindidi appeared in the first place.

Hmm, currently Yonghan Republic is recognized as the number one pianist?

Seeing this result, Ning Qing immediately decided to choose the simplest topic, the question of discounts in shopping malls... The extra time is just right for discussing music with student Xiaohan, in this strange world, to appreciate the familiarity of the earth. The melody must be a very romantic thing.

(End of this chapter)

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