i think that will be 4: W4 [6 h7 }7 q6 @( W4 a- l
if you list all the number from 1 to 10
& c: `. \& Q: G, L0 mos.tvboxnow.comseperate them into 3 groups
8 ?3 x F. N8 A; _3 {9 ^from 1 to 4 has 2 numbers between them公仔箱論壇$ J, Z+ w7 a0 b
from 4 to 7 has 2 numbers between them
1 g% e s. y8 O2 v! b' H! j; y2 E2 Etvb now,tvbnow,bttvbfrom 7 to 10 has 2 numbers between them; C: [2 {: \9 _
so if you ask 1/3 of 10+ h0 @$ K" @* e- H: P( u( n. j
that will be 4 |