Greedy Teachers

3
0
35:13
17:35
37:45
05:14
07:59
28:13
05:15
28:45
08:25
06:41
06:00
20:59
05:30
07:59
06:00
04:57
35:13
09:42
13:25
12:56
15:38
41:05
04:58
06:02
10:42
10:33
37:29
06:29
06:28
03:03
04:50
06:41
10:39
04:00
08:00
19:17
08:00
26:18
08:00
41:36