12:00
0
floor
10:00
0
05:00
0
05:00
0
06:00
0
04:00
1
12:00
1
06:00
2
06:00
2
41:00
3
06:00
3
05:00
4
06:00
2
09:00
2
10:17
2
08:00
2
01:21
2
04:00
2
07:00
0
02:00
1
10:00
2
08:00
3
10:17
