xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
. ~: d7 W8 j2 F+ h; W- w9 _+ _設共有X頭牛,$ m3 F8 w& R: ^9 C
四個人共得X頭牛,就有以下等式:
. g% N" M! t& K! O- @: V4 a* F' @tvb now,tvbnow,bttvb
) _: g$ k" s- f5 M. d# Yx/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=x
! Z* E. ~! R6 {公仔箱論壇由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
3 r* X  `  O, Q' O  wwww3.tvboxnow.com

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