zzzhao

see xia da an

yaukinman

want to know

zb7803

我来看看

lkhlewis

青蓮居士

check ans..

mkl2345

6 and 6 then 3 and 3 then 1 and 1

gg2968

5識答？

pyhzf

thank you

XYZCrux

将12个乒乓球分成平均两份，称一次公仔箱論壇2 b2 z4 b! j! e8 r9 M. h. f
将比较重的那份再平均分成两份成一次) l, o4 E$ I( n5 N/ ]
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

wtfka

thank

agnesium

Thanks!

ban0212

第一次系一边四个，一边四个秤既

westgun

1 - compare 4 with 49 t( B( J( S( j5 q- y
if  (4v4)= same that means the rest of 4 is got more weighttvb now,tvbnow,bttvb5 h8 c8 Y; H! n$ F/ ?
    then goto 2 - compare rest of(4)  - 2 with 2
- L2 p3 }1 h6 X, s公仔箱論壇           if (left side is more weight)TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。4 d: o( m& ~6 \( w* n
              then goto 3 - compare last (left side of ( 2) - 1 with 1 => get answertvb now,tvbnow,bttvb' ?  A7 |) ~! p+ I5 S2 O
          else ( right side is more weight)$ R$ k! \/ ]' p* Y
              then goto 3 - compare last (right side of (2) - 1 with 1 => get answer. z3 W* ~- J3 _" O! E
else ( the left 4) then compare with above  , or right 4 also can compare above method...

ywl01

想了好久都不行

zhengfaxuezi

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。