About extremum problems results of 10,000
10:23
13:16
11:12
12:43
12:47
12:56
13:52
11:03
10:03
11:38
14:01
13:29
13:35
12:33
12:19
13:01
14:11
11:10
15:53
11:05
11:51
11:09
17:43
15:08
12:16
13:21
12:48
12:36
13:55
12:37
10:39
14:33
12:23
09:19
11:21
18:20
11:10
08:17
12:43
13:12
15:46
13:59
10:59
10:52
10:17
48:23