solution:公仔箱論壇# O- w9 y& p+ v% p6 Z h4 t
公仔箱論壇" I1 X2 d7 Q5 r7 c5 @) K9 X
1st and 2nd lady go over: 2 mins taken
9 X( y! u3 g/ v6 u" n% E5.39.217.771st lady walk back: 1 mins taken
( R; f% m- l D公仔箱論壇3rd and 4th lady go over: 10 mins taken5 I2 D7 ]1 R4 P3 R5 L
2nd lady walk back: 2 mins taken
! b- S6 Z( }! S/ d; B: F% L公仔箱論壇1st and 2nd lady walk back: 2 mins taken* z, U/ o# i: d5 _4 c
* R6 g9 K& X; B( K& Y2 j' v
In total : 17 mins taken!!! Solved!! |