xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
  l8 \& m% w  m3 I5 H3 S公仔箱論壇設共有X頭牛,+ a7 k, T7 P, L! s
四個人共得X頭牛,就有以下等式:
* n1 Z' Z) {( \( r8 R
1 |$ {7 ~! f8 K* A2 Ex/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=x9 e3 I' j% {  I; s/ Y5 B1 K
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15+ \! }8 C' X0 ~  V* E

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