i know!
# Y2 O& C( A# T i公仔箱論壇when they can have 15 mins discussion.
6 b' L6 Q+ w8 @3 j% I2 r5 Fmake 1 of them to do a specific job whcih is counting, q1 M [9 i7 @" A( f& q l$ m" U4 b
only him can turn on off off the light.
; u+ q$ M! w% X5 ltvb now,tvbnow,bttvbBasically, if you are the first time to get in the room, turn on the light, / F6 [3 ?2 m1 d9 Q+ @( j2 \8 v
then wait for "the special man" to turn the light off....
+ a1 s/ z5 Z. n2 | S公仔箱論壇when "the special man" count in up to 30 (included himself)
8 k L& R+ X ?0 y. N' B5.39.217.77:8898then it is done! |