Last lecture was at the office ended up

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0
28:24
08:49
10:01
32:45
10:40
23:29
11:38
29:04
25:59
24:23
38:57
14:34
35:43
29:40
28:21
05:44
32:28
05:10
19:19
16:14
50:08
06:43
13:43
28:32
20:40
21:06
17:41
11:02
08:17
04:18
24:21
06:45
37:40
08:00
56:00
29:40
12:02
11:49
16:32
08:58