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第187章 我就是运气好罢了!(1 / 2)

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黎元生根本没见过这道题,路程问题设未知数,解答起来不要太简单,还用得着去背吗?

可按照洛北曲解的意思,黎元生做这么快,和他一样,靠的是背题。

有心解释,根本没人理会他!

郑安国询问了答题过程,深深看了洛北一眼:“既然你们都答出来,那就进行下一道题目!”

开玩笑呢!

别人没猜到,他阅历丰富,早就猜到洛北的心思。

让白青山一局!

路程问题再复杂能有多复杂,有未知数几乎可以横趟,没道理考上科大少年班的洛北会算得比白青山还慢!

背题!

运气好?

也就忽悠忽悠善于自我欺骗的黎元生,他郑安国是不信的!

接下来又是一道推理题,郑安国想看看白青山,到底能不能扳回一局!

至于刚刚的路程问题,肯定不算数的!

【六年级六个班组织乒乓球单打比赛,每班派甲、乙两人参赛,根据规则每两人之间至多赛一场,且同班的两人之间不进行比赛。】

【比赛若干场后发现,除一班队员甲以外,其他每人已比赛过的场数各不相同,那么一班队员乙已赛过多少场?】

题目的内容又涉及到甲乙,郑安国下意识改成了王生和张生。

甲乙太累了,还是歇歇吧!

题目写完,郑安国站在前面,仔细观察洛北和白青山。

果然!

洛北书写的速度放缓了,没有再急着解答出来。

而项南方同样觉察出洛北的真实意图,暗暗替他着急!

该争的时候就争!

奥数比赛凭借的就是股勇往直前的狠心,让题目让到自己输掉,那就彻底没了希望!

别看牛有成内向,平时说话木讷,可到了做题的时候,也是犹如猛虎,舍我其谁、当仁不让!

她暗暗着急,却没留意郑安国眼里的赞许!

郑安国是说过奥数队员应该有勇拿第一的信念,更多是鼓励队员去拼搏!

但总有些人例外,洛北就是其中一个!

别人让题是自视过高,洛北则是自信满满,截然两样!

而这边洛北早就完成了推演过程,其实他对黎元生说的话,有七成都是真的!

自身推理能力是一回事,拷贝(LV2)技能也给了他助力。

昨晚翻的两本奥数题集里,就有这道题。

【根据题意,有11名队员比赛场数各不相同,并且每人最多比赛10场,所以除王生(甲)外的11名队员比赛的场数分别为0到10。】

【已赛10场的队员与除已赛0场外的所有队员都赛过,所以已赛10场的队员与已赛0场的队员同班。】

【已赛9场的队员与除已赛0、1场外的所有队员都赛过,所以已赛9场的队员与已赛1场的队员同班。】

【同理:已赛8、7、6场的队员分别与已赛2、3、4场的队员同班;所以王生(甲)与已赛5场的队员同班,即张生(乙)赛过5场。】

快要写到最后一句,洛北眼见余光扫过白青山,见他脸上露出释然的表情,也就顺势加快了速度。

“呵呵!”

早就得出答案的黎元生,再次斜睨洛北:“这道题我以前没见过的,还是早你两分钟!”

“你运气好,能快速想到答案!”

洛北语调诚恳,看不出有任何讽刺,却能戳到黎元生心口。

黎元生抑郁了!

今天就绕不开‘运气’两个字了,真想和洛北打一架啊!

“好了!”

郑安国嘴角微微翘起,提醒大家:“接下来还有六道题,你们都打起精神啊!”

按说帮亲不帮理,可看到黎元生吃瘪,郑安国心里全是快意!

第五道抽屉原理、奇偶性问题,第六道容斥问题,第七道数字数位问题,第八道……,

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