xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜0 q9 m. I2 u4 e1 R! |  S8 [
設共有X頭牛,
) y) K, J% K" r/ [) z$ o四個人共得X頭牛,就有以下等式:
8 X+ _. s7 w0 j5 G& v公仔箱論壇( n; _+ Q. [" m& a- Y+ }
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=x5.39.217.77- U- R0 c- ]) u- {
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15公仔箱論壇% a1 L. {  K- V: _0 {5 Y

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