16:49
15
teacher
16:10
4
19:57
6
18:43
5
12:42
1
06:00
1
07:59
0
09:59
1
02:14:00
18
12:06
0
24:26
0
40:20
7
09:35
1
12:00
0
10:00
0
12:21
2
12:47
4
00:56
1
23:28
4
13:27
5
11:00
1
05:02
4
06:00
1
06:18
3
14:15
5
15:15
5
00:58
7
06:00
2
19:19
7
23:00
10
01:27:00
3
31:35
4
12:18
0
19:00
5
04:57
4
04:00
3
06:00
2
06:04
6
27:44
5
39:26
1