12 times v7 c7 g0 y$ s
8 [: w( R) \" t6 c7 }& ]
each time 4 person but 1 need to back to pick up the other 3
* ]6 J, j1 x5 G公仔箱論壇return x 10 = 30 people, p9 b: [0 g3 x; O2 Q+ E
1 time return& Q+ ]; ?$ x4 g# k0 K6 ?
2 person on last time
3 C1 s) H( e, H# J7 W' c" Ftvb now,tvbnow,bttvbtotal : 12 times |