推理大挑戰(第四關)
[color=Teal]相信e條題目都有吾少人玩過,所以今次一於改難些少.....由12粒波子变成13 粒波子......不過對於識玩既朋友,應該都屬大同小異既啫[/color]:lol::lol:#e~.`sR q[color=Blue]『有 13 粒波子,有 12粒是重量相同的,有 1 粒是重量不同的 (沒有列明是輕了 / 重了)。iZ*i J~/b _(x/d
現准許使用 3 次天秤。請解釋怎樣才能找出 13 粒內那 1 粒重量不相等 (即是重了 / 輕了) 的波子呢?』[/color]R,BVI3W&L!V0r
v7p~Mr"S:Yg
[color=Red]注意: [/color]
-T?7rZ:W }
[color=Red]1.[/color] 回答題目時,波子的名稱代號請用使用 1,2,3,.......至13 等數目代表, 即1 代表1號波子 , 13 代表13號波子.....以方便查證W Or(Z*T,s2A i1\nj1Z
[color=Red]2. [/color]請回答題目的朋友使用'' 反白功能 '' (即係將D字既颜色改為白色,白色颜色在黑色颜色上一行,透明的呢)穩藏回答答案,費事比其他人抄 , hide 字要連埋 , 內容 = 答案/r i3GB"JX U+nD
#R ]vM x4v3{(_"E
[[i] Last edited by playbr2 on 2007-3-1 at 11:54 PM [/i]] [quote]Originally posted by [i]playbr2[/i] at 2007-3-1 21:34:-o[m7mE
[color=Teal]相信e條題目都有吾少人玩... [/quote]
我以前畫左個chart去答,
等我搵下仲在吾在:D:D:D
Sd;zx$} {6Y(^ Bo
當日用左37分鐘答12粒波子,差7分鐘才合格。ak5Y~,SbjC1j-O
13.........
[[i] Last edited by guswan on 2007-3-1 at 09:44 PM [/i]] [quote]Originally posted by [i]guswan[/i] at 2007-3-1 09:38 PM:M'^%@^G|
我以前畫左個chart去答,
等我搵下... [/quote]"Z"|tp:O"x/f
}!mufGq.i"d:?
記得穩藏答案 唔識隱藏...已經諗到..:help: [quote]Originally posted by [i]16749[/i] at 2007-3-1 11:35 PM:CLLg3Wfj
[size=6][color=Green]唔識隱藏...已經諗到[/color][/size]..:help: [/quote]
soJ5lQ:lU
[color=Red]sor !!!....e加改左[/color]
[color=Red]2. [/color]請回答題目的朋友使用'' 反白功能 '' (即係將D字既颜色改為白色,白色颜色在黑色颜色上一行,透明的呢)穩藏回答答案,費事比其他人抄\__@l
[[i] Last edited by playbr2 on 2007-3-1 at 11:55 PM [/i]] [quote]Originally posted by [i]playbr2[/i] at 2007-3-1 09:34 PM:
[color=Teal]相信e條題目都有吾少人玩... [/quote]*]i|%o/GbAV2j
PlayPlay, Let me know later who has the right answer and I will add points accordingly.
2Y2DZ _8tS:DAI.L
Thanks [quote]Originally posted by [i]Triangel[/i] at 2007-3-1 11:57 PM:
PlayPlay, Let me know later who has the right answer and I will add points accordingly.r9Yg.O A&[$}-V
'Z5w%{%_m9Q|0^?l1Y
Thanks [/quote]
不如你都玩吓喇....叫[u]d叔叔[/u]加分咪得囉:agree::agree:........如果岩既話:lol::dev::D:D 1.
1-6 vs 7-12T8l Y6gs'Z
if 1-6 = 7-12 13 is fakeF#b8syS"e1nI
L;kR-F+lc[\A k
if not T~/mj/| OVR
)_k(F A&XS
Weight the 2 time
Suppose 1-6> 7-12C/KS&h.hA
1-3 vs 4-6
9y_8nfu$Q\4c
Then Weight the Third9aov"A#PjY$z
3.
}4NwUFC?
Suppose 4-6 > 1-3
Just like the first Step
8K!E#oD1SwkAJ"K
4 vs 5
if 4=5 6 is the fake one
if 4>5 4 is the fake one q r Q EJD
$Z4W&n1d!_~9J,J \
and so on...................... [color=White]分3組4隻波子秤Bl7c7Kn,N NC#Cf
8\2ZoE L sd_i
Group A: 1,2,3,4
Group B: 5,6,7,8:R&tfz3^9|:il#[5m]
Group C: 9,10,11,12+p6EY nm"g
Group D: 13%g~h9A)x%o
Round 1
Group A vs Group Bk5ty/T0y1@I{
如A and B一樣, 即較輕一粒在Group C or D
Round 2
再在Group C拆成:
Group Ca: 9,10
Group Cb: 11,12
然後再秤, 如一樣, 即13為較輕一粒.4]0_\/W8W)d%AC
如不同, 即較輕一組有一粒較輕波子在其中,
要再秤, Round 3, 之後便知答案.T[!r}:f`f
e.g. #1 假設10為較輕的一粒
Round 1
1,2,3,4 vs 5,6,7,8 = equal
2E8q,h _#C_
Round 2
9,10 vs 11,12 = 9,10 < 11,12,F B*E+pVo A,@
M+igZ`%w \;KP8nm
Round 3;pOLHo:oYyx(V
9 vs 10 = 9 > 10
.H l$h!obXQ8NG;l
The answer is 10.
/_me_Xm)f"NgA
e.g. #2 假設7為較輕的一粒h8GT'?g r;w i
Round 1
1,2,3,4 vs 5,6,7,8 = 1,2,3,4 > 5,6,7,8o w*ov+d\1]WG
"r)T7A7L+ZnB x)?
Round 2&@9C$VB:wN.d
5,6 vs 7,8 = 5,6 > 7,8
Round 3
7 vs 8 = 7 < 8
vz*F7T$_9Wgf*s
The answer is 7.(SU"W#X6N([Gb \
e.g. #3 假設13為較輕的一粒
Round 1rnOOPei `d
1,2,3,4 vs 5,6,7,8 = equal[;k+XqOQ5t
Round 2(VH M~5O5?N
9,10 vs 11,12 = equal
XCx!gIA&uql9Y;M
No Round 3X` y/?'U7E kiX
O8X1uP*J XT(u
The answer is 13.[/color]
&V @ `/dW9kS)|
唔知我答得正唔正確呢?! :agree:4M9to/s1uV+]
[[i] Last edited by hello1997 on 2007-3-2 at 12:39 AM [/i]] [quote]Originally posted by [i]Azuma[/i] at 2007-3-2 12:25 AM:
1.
1-6 vs 7-12
if 1-6 = 7-12 13 is fake;l-u:rF B^q,_,["u
if not fZ6Z(G1[~A-~4^h [
[color=Red]Weight the 2 time
\9xp%j)x'l8Xe
Suppose 1-6> 7-12$E[5vDQ BN.I
1-3 vs 4-6 [/color]si'oh2ro z
PgG\:}5l*a
[color=Blue]Then Weight the ThirdN)| yW _|E
3.
I6O!X W\
Suppose 4-6 > 1-3
_#v_Hq-b]
Just like the first Step2k&q,bO3d9C/mpg
%s*\Bmg n
4 vs 5
if 4=5 6 is the fake one G,V)K }U)fhUq$v
if 4>5 4 is the fake one [/color]
and so on...................... [/quote]
Gdj*y4\:l8h)@
'Ul[h Ym
[color=Red]問題第二步[/color]u9i*M V(z](['h
Weight 1: 1-6> 7-12
Weight 2: 1-3 vs 4-6 ,[color=Red][size=4] if 1-3 = 4-6[/size][/color]
Nq@A~Z
你第三步点去搵 7-12 边一粒???
======================================== iHy Zh F
[color=Blue]問題第三步[/color]
Weight 1: 1-6> 7-124Q8IR4]n4D w
Yx9ajmOK"[
Weight 2: 4-6 > 1-3
你又吾知粒波子輕D定重D ..... 咁点解第三步只磅4-6 吾磅1-3 . 如果個波子係輕D ,咁4-6 就一定一樣咁重 :naughty::naughty: [quote]Originally posted by [i]playbr2[/i] at 2007-3-2 12:03 AM:o&Q'd/]&Y b FN*E
9X&D?p(P
不如你都玩吓喇....叫[u]d叔叔[/u]加分咪得囉:agree::agree:........如果岩既話:lol::dev::D:D [/quote]4G)LI VD/U
我邊夠IQ玩,加分我就識(加分唔洗用腦架:dev::P) playplay,
駛唔駛連輕左或重左都要知?Xw|*\7p!N9s+P
12粒就可以,13粒...... hehe ~ 睇到問題之後引唔住手睇埋人地既答案 ~
但係佢地好似都錯左 :help: [quote]Originally posted by [i]guswan[/i] at 2007-3-2 01:10 AM:
playplay,
駛唔駛連輕左或重左都要知?*T3mv5tVxuj
12粒就可以,13粒...... [/quote]*up*{ ?A
*NGy#C q-Z
如果將個答案攞去做實驗.......最後真係會知边粒波子輕左或重左.......不過係文字上,輕左或重左都冇乜所謂(又比左Tips :lol:)
7h;jymZ7tq V
13粒 一定得 :agree::agree::agree: [quote]Originally posted by [i][color=Red]hello1997[/color][/i] at 2007-3-2 12:35 AM:-}5xZK5V:YP6`1{c,ME
[color=White]分3組4隻波子秤
9lS;P\J;E.]
Grou... [/quote]
X4Uw6y,I
吾知輕左定重左喎.......冇得咁假設 ---> 『一早知边粒輕左/重左 』使問由''已知的假設答案''出發,又点會推算出岩答案;););) [quote]Originally posted by [i]Triangel[/i] at 2007-3-2 01:04 AM:
5z)vQ&bn+g.](n.mP b
我邊夠IQ玩,加分我就識(加分唔洗用腦架:dev::P) [/quote]
UD.kN0AM
頑童俱樂部 #64580 :confused: ok 嗎??? [quote]Originally posted by [i]playbr2[/i] at 2007-3-2 02:07:~Ekl)@~U
R7f FqPM8h7r#@@
頑童俱樂部 #64580 :confused: ok 嗎??? [/quote]
冇勇氣面對你...不過至少有勇氣答你既問題.....我答完覺得仲係有d唔妥......不過我好相信我呢個應該好接近答案..........去片...
a\wtOs
[color=White]先將13粒波子分為5份….姑且叫佢地做A,B,C,D及E…
A,B,C,D四份都係3粒波子…..最後E果份就係1粒波子….
咁果一粒當然一定晌A,B,C,D,E果五份是但一份到….
V`mp-~ n
先假設果一粒晌E果份到…..咁就簡單….
先磅A同B….大家都會係一樣(第一次磅)…. om0H^ch
跟手磅C同D….大家亦都會係一樣….(第二次磅)…