lux1261

答案!!!!!!!!!答案!!!!!!!!!!!答案!!!!!!!!!!!!!1

lesley

^:)^ >:D<

leekh

thx

jc49

let cc

Special_Forces

not possible

sm911118

不知道要怎麼做阿??

laou

hao

jen198053

there got more simple way to do it, just read my way, the one i answered before

samkk123

the

hakis

see 了

jenfien

第一次,一边5个称,若质量没有异常就只称剩下的2个就知道异常的那个了;若有异常就把异常的那5个用一边2个称第二次,若没有异常就是剩下的那个异常了,若有异常就把异常的那2个再2一边1个称第三次就知道了

fxenon

how?

nyb

先分3个一堆
& j! K! A  n3 u. v9 U. Q" F, D: }共四堆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。- L) ^# a' t6 q9 v9 V3 W( g
称两次得出异常的在那一堆，其轻重" `# o( {0 A/ S& M
在异常的那一堆中在称一次
- Y9 g* z6 D  H% K! r5.39.217.77就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
: C; f, W; n  k# k8 V. sweight any 2 sets.
( B4 _/ w( j4 ^tvb now,tvbnow,bttvbif the 2 sets are equal, then you know the heavy one is in the thirdTVBNOW 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。! i' U4 F# H, p- g# Z- f
if one of the 2 is heavier, then the heavy one is in that setTVBNOW 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。: q/ ?- {6 }3 F' n& ^3 J8 i0 H5 E8 `
then divide the 4 balls into 2.
, `2 b9 \5 C& ?5.39.217.77weigh themTVBNOW 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。0 N4 D( A$ t/ g' H: U: l& Z8 `
and divide the heavier into 1/ n; r, p8 w" G4 \4 f4 T
and weight them.
' ]& P! S! {3 xtvb now,tvbnow,bttvb3 x weighing and get the ans.  
0 C4 @$ N$ a! ?/ R) Cin less than 15 secs.

kino_kino

1. 6 aside and weight.8 U  c  B% M# ]3 x; }" I. J
2. heavier side from (1), 3 aside weight again.5.39.217.77+ y! _+ }* S- M8 D0 X" v! y
3. heavier side from (2), take 2 out of 3 to weight. If equal weight the one not on the scale is the heavier one. else the heavier one on the scale is the odd one. 5.39.217.777 Z# R- _5 _, t5 {- g+ ^9 n
9 z: h8 b% P# N) |7 `( k
but i have a question. 重量異常 can be heavier or lighter.... so......