08:00 0
student
08:00 11:00
2
11:00
1
21:00
0
12:00 0
34:00
3
46:00
2
04:00
2
11:00
0
00:57 3
02:04
0
00:30
4
02:17
1
21:00
0
06:10
0
03:28
0
12:54
0
05:22
0
12:07
0
09:00
3
10:30
2
12:11
3
13:11
2
10:12
2
06:46
0
19:06
2
12:16
0
06:00
3
25:00
0
07:00 2
06:00
0
08:00
0
40:00
0
33:04
3
07:13
0
30:00
3
11:00
3
06:15
4
11:57
4
07:07
0
05:49
0
34:35
0
09:47
2
12:54
0
07:31
3
07:36
0
06:15
0
06:12 2
16:00
0
12:00
1
