300 strokes instruction
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07:23
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16:27
05:10
36:20
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32:05
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09:27
14:15
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07:00
06:52
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06:26
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09:01
14:45
05:02
21:54
21:57
21:57
10:00
07:42
06:22
21:57
06:06
21:57
16:28
16:27
16:27
16:27
16:27
16:28
16:27
07:59
24:57
18:14
06:12
27:26
06:01
07:05
05:54
07:00
05:09
12:01
08:40
08:49
08:02
41:43
06:11
09:11
06:43
38:21
11:31
08:01
07:07
06:15
05:13
09:52
06:12
11:11
05:23
05:43
05:30
09:46
05:08
11:11
05:57
05:18