xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜公仔箱論壇1 y1 l6 w  h% W. h' s4 \6 G9 P
設共有X頭牛,
( n( g1 i2 F) u0 s* _1 H* ]四個人共得X頭牛,就有以下等式:公仔箱論壇" c; R9 S% e* m  A
" D# C7 V) F1 a8 S, n5 n/ h
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# s" C( W! G% W# a0 J1 y$ O2 v
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=151 }  T' ]: q9 a1 O/ z

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