i think that will be 4
& k- l& z6 C* Ntvb now,tvbnow,bttvbif you list all the number from 1 to 10TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。" }6 g, p9 T# z+ G4 \' T7 Q
seperate them into 3 groups
! U4 B* [1 _& f$ [) dos.tvboxnow.comfrom 1 to 4 has 2 numbers between themos.tvboxnow.com Q# W) \. L) q# c
from 4 to 7 has 2 numbers between them
% ^' d, ^0 T( n& H- S. {( o% ^6 V' jtvb now,tvbnow,bttvbfrom 7 to 10 has 2 numbers between themTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。) J, |% l, u' N" a+ }/ r) V4 H- W
so if you ask 1/3 of 10& f* Z+ s, Z8 \ M* C, I, d" y& U$ v: |
that will be 4 |