10:00
0
student
06:00
0
12:00
0
06:00
2
10:00
0
05:00
0
12:00
0
10:00
0
12:00
0
11:00
0
11:00
0
10:00
0
05:00
0
13:00
0
08:00
0
49:00
0
00:27
0
06:00
0
10:00
0
08:00
0
