xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
9 V9 C, @3 m: o( [5.39.217.76設共有X頭牛,公仔箱論壇) v: o& F: l. t4 N
四個人共得X頭牛,就有以下等式:% P5 @; j$ y$ t0 j$ V; |8 p4 X  X
/ a  }* U' g1 k+ X
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公仔箱論壇& H; @. \8 |8 \( w8 D
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15
' U; g! r9 [: `: m" K1 F7 V5.39.217.76

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