xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
( y+ p1 x3 k( Z5.39.217.77設共有X頭牛,
) W% {1 f8 t8 d4 C5.39.217.77四個人共得X頭牛,就有以下等式:5.39.217.77" P: c$ e$ y$ T1 D) w
* H. c1 [% r: N. [. q2 J
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# r5 {$ ]( K& `5 s
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
9 B2 B1 K# \& P5 R* [8 p公仔箱論壇

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