以下是德國人出的數學题:
有點難 ,
但是可防老人痴呆,
您會幾題呢?

2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

做出一道,幼稚園畢業
做出三道,高中畢業
做出七道,可上本大
全部做出,清華北大
……
不會的,請轉發,看看哪個群組有高人!?

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originally written by Lin
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