i think that will be 4公仔箱論壇" q5 O% e9 K* v! q4 H" U# G0 q
if you list all the number from 1 to 10tvb now,tvbnow,bttvb. n$ t2 a* B; `2 m3 [) G
seperate them into 3 groups
6 L. {% y' P4 L% P4 B! itvb now,tvbnow,bttvbfrom 1 to 4 has 2 numbers between them
" Q i( H( M! W$ J Itvb now,tvbnow,bttvbfrom 4 to 7 has 2 numbers between them
! o2 u! f; W1 U/ g5.39.217.76from 7 to 10 has 2 numbers between themtvb now,tvbnow,bttvb8 m* t# t9 W. X5 f: O, g9 B
so if you ask 1/3 of 10# m3 m' O/ @% o5 _# o; j" u; G
that will be 4 |