10:00
2
teacher
08:00
0
08:00
0
04:00
0
24:00
0
10:00
1
26:00
2
15:00
1
16:00 2
11:00
1
02:00
1
00:38 0
11:00
2
09:00
1
06:00
3
13:00
1
12:00
0
10:36
4
10:00
0
23:00
0
08:00
1
05:00
0
07:00
2
05:00 2
05:00
1
05:00
1
06:00
2
18:00
3
10:00
2
05:19
1
10:06
1
07:08
2
05:19
0
01:08 4
28:26
1
07:57
1
03:47
0
03:11
0
36:22
0
03:44
0
18:00
2
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
