06:27
0
student
08:12
1
05:44
3
06:12 2
06:04 2
11:05
3
18:25
0
06:58 3
06:58 0
10:29
1
06:03 1
01:15
0
00:31
0
10:45
1
12:16 1
30:49
2
05:56
1
06:05 0
06:07 0
06:06 2
