xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
0 O- g/ o& c4 I8 [, p設共有X頭牛,
5 C, K9 [* x$ r( d) n" q四個人共得X頭牛,就有以下等式:& O/ I# @" b+ [1 }6 o" ^" q* W+ m4 S

: m8 ]- I+ b, ]5 q  p- K5.39.217.76x/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
# W/ A( f, n  ~4 y" H$ x公仔箱論壇由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
9 ^- J: r4 ?; t" x' Y1 nTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。

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