i think that will be 4
2 Z: F+ e8 r* ^; g% r: F7 x& Lif you list all the number from 1 to 10
3 g3 J! |( C, {5 r Q mtvb now,tvbnow,bttvbseperate them into 3 groupstvb now,tvbnow,bttvb1 k7 A% @: B6 ^) Z- y; W. e# m% R
from 1 to 4 has 2 numbers between them公仔箱論壇! w: z7 E" k/ z7 ^! P7 ^
from 4 to 7 has 2 numbers between them
# |; t5 l% w$ ], n5.39.217.77:8898from 7 to 10 has 2 numbers between them
5 T2 a! u ^. m7 r( Q9 Otvb now,tvbnow,bttvbso if you ask 1/3 of 10
6 P _4 w3 @3 h( |2 y1 |% F; ^tvb now,tvbnow,bttvbthat will be 4 |