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www2.tvboxnow.com4 n: K- R) }. f% e/ E- D/ \1 Y
将比较重的那份再平均分成两份成一次tvb now,tvbnow,bttvb  f% _& L* a# m  n5 O5 S
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 4( R  o1 w- J4 g! s
if  (4v4)= same that means the rest of 4 is got more weight
2 C& k' w" L& t) G( z0 c( V6 ?/ m    then goto 2 - compare rest of(4)  - 2 with 2
/ l8 ]1 a. ^  N$ Z# g           if (left side is more weight)  q& [; V3 i& G' `$ T" H( m& ^
              then goto 3 - compare last (left side of ( 2) - 1 with 1 => get answer
0 k" S2 }* q! T: E0 G$ p' Htvb now,tvbnow,bttvb          else ( right side is more weight)公仔箱論壇1 J  M5 N0 z- _" L/ o0 s2 H! x
              then goto 3 - compare last (right side of (2) - 1 with 1 => get answer
- A  _2 m2 o4 L8 g; {2 |" M) y) c: m公仔箱論壇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。