i think that will be 4" O5 v% `6 \. Y; J
if you list all the number from 1 to 10
* o. S# F! T" Sseperate them into 3 groups
7 g, g8 p/ j g7 n$ g. d9 f公仔箱論壇from 1 to 4 has 2 numbers between them
6 s- y4 K' l$ ctvb now,tvbnow,bttvbfrom 4 to 7 has 2 numbers between themwww3.tvboxnow.com Q# _+ X7 \6 V+ V" X# T( H/ n
from 7 to 10 has 2 numbers between them! z6 ` R+ q% C5 g/ R/ r( y
so if you ask 1/3 of 10! Q# B" P7 ?! k0 _; c/ B; p
that will be 4 |