i think that will be 4
0 d6 U8 Y( c/ ~- Y& n lif you list all the number from 1 to 10
6 p- o* [5 l4 mseperate them into 3 groups公仔箱論壇; ~: R* z' w4 c7 V1 t
from 1 to 4 has 2 numbers between them
! f$ B7 |$ l; i$ Cfrom 4 to 7 has 2 numbers between them
9 v8 m' J: e$ _/ }9 J# TTVBNOW 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。from 7 to 10 has 2 numbers between them- ~; w0 w8 w& j8 v
so if you ask 1/3 of 10
0 I5 U0 `- {; y9 ^that will be 4 |