08:00
2
teacher
04:00
2
13:00
1
11:00
1
18:00
2
05:00
2
09:00
3
22:00 0
31:00
0
11:00
4
00:51
1
06:00
0
05:00
2
08:00
0
12:00
1
06:00
0
24:00
0
08:00
2
23:00
2
19:00
0