12 times公仔箱論壇$ t5 S3 Q! w! c' ?6 Y
' J5 D8 ?# j1 B/ [1 ^) ?
each time 4 person but 1 need to back to pick up the other 35.39.217.76* R! M3 \2 G b. o2 `) b, i
return x 10 = 30 people9 g+ O6 g8 {5 y6 G* P4 x* h
1 time return5.39.217.76. G5 M8 Y- p' {+ |
2 person on last time 8 `. [- v S3 ?, R6 w8 j2 T
total : 12 times