64seconds公仔箱論壇* J# \2 ]6 o' L% Y \4 O. \+ M
" p' C6 v& Z+ o* H! P& ^1 p; c
1 to 4 have 3floors = 48 sectvb now,tvbnow,bttvb# B; E) k5 N( {- j7 a% x
avg. 48/3 = 16sec% |9 N* N2 y) R0 S
4 n, K% X3 D+ ~. C) I5.39.217.774 to 8 have 4floors = 16x4
- |; }2 W, d+ I) H4 F= 64secs |