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see xia da an
want to know
我来看看
check ans..
6 and 6 then 3 and 3 then 1 and 1
5識答?
thank you
将12个乒乓球分成平均两份,称一次
: r& ]$ ?; M" Q! b; J* R4 f: m- S将比较重的那份再平均分成两份成一次www2.tvboxnow.com6 t  D1 V& z9 l1 F  r' x
剩下3个随意拿两个来称,如果天平平衡就是第三个,如果不平衡就是重的那个
thank
Thanks!
第一次系一边四个,一边四个秤既
1 - compare 4 with 4公仔箱論壇# z; V( T7 }# ?) B
if  (4v4)= same that means the rest of 4 is got more weight
, z) P: B- ^3 l) a- i    then goto 2 - compare rest of(4)  - 2 with 2 www2.tvboxnow.com3 u, H- y0 M  |, U; c2 X  b9 Z
           if (left side is more weight)2 C  ]4 v* |& J$ ]2 m6 P: e
              then goto 3 - compare last (left side of ( 2) - 1 with 1 => get answer: c4 s/ V+ e& e+ @  q# t8 P
          else ( right side is more weight)
' F) C% w  B/ j+ `1 |2 Awww2.tvboxnow.com              then goto 3 - compare last (right side of (2) - 1 with 1 => get answer公仔箱論壇, }' \: F: b& @* n+ e& i
else ( the left 4) then compare with above  , or right 4 also can compare above method...
想了好久都不行
我的做法与4楼的做法一致,这样应该可以排除出来。但这个题目有个漏洞,只说重量异常,没说是重了,还是轻了。
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