всего лишь теорема Пифагора и любая лестница готова
6 months ago 00:19:09 1
6 months ago 00:16:24 1
6 months ago 00:11:15 1
6 months ago 00:02:51 1
6 months ago 05:48:29 1
6 months ago 00:00:52 1
6 months ago 01:37:03 1
6 months ago 00:41:58 1
6 months ago 01:27:57 1
6 months ago 00:04:44 1
6 months ago 00:13:10 1
6 months ago 00:11:26 1
6 months ago 00:48:01 1
6 months ago 00:00:57 1
6 months ago 00:04:14 1
6 months ago 00:06:04 1
6 months ago 00:14:23 1
6 months ago 00:04:19 1
6 months ago 00:59:15 1
6 months ago 00:03:41 1
6 months ago 00:05:01 1
6 months ago 00:01:28 1
6 months ago 01:30:49 1
6 months ago 00:15:55 1
