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.com" B7 V' W+ M; ?9 u! z
将比较重的那份再平均分成两份成一次- V  r4 d2 `$ X5 u6 E1 c5 B
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
$ f. ?" R, x! G- s4 E' Nwww2.tvboxnow.comif  (4v4)= same that means the rest of 4 is got more weightwww2.tvboxnow.com; Z- @! C3 H6 F( c- |* z5 s
    then goto 2 - compare rest of(4)  - 2 with 2 www2.tvboxnow.com9 y! T4 c* u5 x$ J  a( w1 k/ M0 J2 {
           if (left side is more weight)
% I6 w$ i7 t2 O7 Xwww2.tvboxnow.com              then goto 3 - compare last (left side of ( 2) - 1 with 1 => get answer0 W1 j; X# n( D, V# t0 ]
          else ( right side is more weight)www2.tvboxnow.com! g8 b+ G1 x9 f9 U
              then goto 3 - compare last (right side of (2) - 1 with 1 => get answer
9 _* M1 k, z* L3 V7 ?6 B: z% _www2.tvboxnow.comelse ( 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。