05:10
1
teacher
02:22
6
23:10
3
05:42
7
07:00
3
12:00
2
15:00
3
14:00
0
24:44
2
10:00
1
01:36
1
06:00
3
08:00
4
11:00
0
06:00
3
06:00
2
05:00
1
07:00
2
08:00
0
07:00
4