我係www.tvboxnow.com' O. r, `; u1 E; o m9 D
1、30分鐘以內做出來:智力很高很高很高,不知道有多高。 9 a( @2 u: q& |" E+ ^9 l因為我以前做過www.tvboxnow.com' S) J% O$ P* w: k
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thx~~~
Give it 3 parts - 4ball in a group...than u will find out which group is more heavy...than from the group of more heavy using same formula and do it again lah...maybe can get answer...let me c the answer first lah...