14:02
1
teacher
12:15
2
16:25
0
05:13
1
05:10
0
10:35
2
08:49
1
31:18
1
17:31
0
08:52
3
12:42
3
27:25
0
21:00 3
12:00 1
12:09
0
12:00
0
37:49
0
11:05
0
11:12
1
05:17
2
