昨天年级里出了一份前3年的成绩排名，拿到以后一看,冒冷汗，想怎么低成这个样子了,3.0都没有了.
今天吃早饭的时候自己算了一下,发觉他们给的成绩居然不是加权平均分… 那有什么意思
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Meta
汗…… 被冻住了……
直接算术平均分啊～
海事不至于吧~~~