03:00
student
12:00
06:00
34:00
03:00
01:03
05:00
01:00
13:00
06:00
28:00
03:00
04:00
15:00
00:27
14:00
01:14
03:00
13:00
05:00
28:00
26:08
10:00
28:00
10:00
06:00
02:00
13:00
05:00
01:21