18:00
2
teacher
16:00
0
10:29
0
19:55
2
12:48
0
01:28
0
05:20
0
07:00
3
27:56
0
03:29
0
10:42
0
21:00
5
38:00
0
10:00
2
06:00
0
06:00 0
15:09
2
18:52
0
11:51
2
07:26
4
15:06
0
20:23
2
08:06
2
08:40
0
51:23
4
17:57
3
02:30
2
12:28
0
08:00
5
06:23
1
04:37
0
10:27
0
10:00
4
08:00
0
06:43
0
13:37
8
10:01
1
04:53
1
15:31 0
33:00
4
20:00
2
07:00
0
06:00
0
18:00 3
20:49
3
15:14
2
02:59
0
44:42
0
23:42
10
13:12
6
