About extremum problems results of 10,000
10:48
10:24
12:07
16:16
11:08
12:47
12:03
09:24
10:31
09:26
11:47
14:48
11:36
09:09
12:03
10:06
10:41
10:06
10:39
11:13
11:23
09:40
12:29
09:09
10:14
10:22
10:32
11:06
11:42
10:26
09:28
08:03
09:19
10:17
17:07
08:57
10:02
10:47
10:05
10:15
12:33
10:14
10:03
12:02
12:33
10:23