15:00
student
28:00
12:00
02:00
26:00
01:29:00
12:00
07:00
11:00
06:00
10:00
02:00
03:00
24:00
01:00
08:00
11:00
05:00
05:00
11:00
27:00
10:00
14:00
04:00
05:00
20:00
06:00
15:00
13:00
01:10:00