About optimal results of 831
34:56
81:47
49:59
46:35
59:29
48:30
18:29
22:36
16:03
14:36
24:45
14:59
17:54
18:23
16:36
19:42
16:29
12:37
12:25
14:32
17:33
14:42
33:22
46:24
39:35
73:32
19:12
16:33
15:27
14:08
14:15
19:33
24:59
23:18
17:25
16:35
22:10
13:50
14:59
42:35
58:28
59:17
21:34
18:24
16:00
16:04