xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
; ^/ m; n3 a- Qtvb now,tvbnow,bttvb設共有X頭牛,5.39.217.77:8898" Y2 l, i( B5 X* n4 Z) X" `1 ?! F
四個人共得X頭牛,就有以下等式:
. A$ l/ S) U. ~; C5.39.217.77:8898
( r0 s- `- t$ Q, dtvb now,tvbnow,bttvbx/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
/ `' ?# `; `0 j" i' G, e' S. z4 s, |由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
! L, R$ d  |3 ?% D, V" ftvb 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