xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
4 Q) `% d# T. F4 v: Q  W  z設共有X頭牛,
& G/ c: i9 F. [' {- n# ?4 F四個人共得X頭牛,就有以下等式:
! @: w5 D; G  Qtvb now,tvbnow,bttvb1 `$ x0 V1 U8 I- N9 z2 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=xtvb now,tvbnow,bttvb4 U4 f( k& Y1 D: d( J, p+ e  n' E0 D
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
5 p0 s7 c9 }* R  Z; S# U$ H5.39.217.76

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