xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜5.39.217.77+ q4 M( R  \; R1 n9 W1 ]7 m- |
設共有X頭牛,tvb now,tvbnow,bttvb, r/ S# H6 f/ W' l1 Z. L" H$ R
四個人共得X頭牛,就有以下等式:tvb now,tvbnow,bttvb/ |, q/ p, k. _6 Y6 M7 F3 z. V$ [: f
公仔箱論壇' ?% `, y2 _  h) j. F" v& m4 p% B
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=x
9 N9 k" [1 j& d+ d7 P. A5.39.217.77由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
' ~  {& n' K$ n! r7 U6 i1 \# W, Jtvb 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