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1#
發表於 2008-11-23 12:23 AM
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64seconds
& E( C9 w( m$ l; G+ P, t+ l
3 E2 ~" R& Q6 ^3 @5.39.217.761 to 4 have 3floors = 48 sec' u( K3 I- _& Y4 C
avg. 48/3 = 16sec' @0 C3 v! R& W. ^
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4 to 8 have 4floors = 16x47 T& y7 M$ z5 T8 F! X
= 64secs |
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