xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜4 w; G5 ?5 R. q7 i3 G3 B6 h; I; C
設共有X頭牛,tvb now,tvbnow,bttvb( U3 N7 u6 S% w1 p  S+ A
四個人共得X頭牛,就有以下等式:公仔箱論壇4 s' y% _' A, l, ~; u

; ]( C8 ~: V2 l/ N, s0 @x/2+0.5+(1-(x/2+0.5))/2+0.5+(1-(1-(x/2+0.5))/2+0.5)/2+0.5+(1-(1-(1-(x/2+0.5))/2+0.5))/2+0.5=xtvb now,tvbnow,bttvb3 Z+ c3 H, u$ @3 T* s
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
, X" e6 D  n- H" V  A2 Ktvb now,tvbnow,bttvb

r2069077

only 1??

酒后人生

:onion10: :onion10: :onion10:

jiun0204

frankiesdk

唔知道噢～～:onion03: :onion03:

noon91

想看答案。

2002224105

睇睇點分

ortatsun

thanks for share