Polega to na tym, że wyznaczamy przedział czasowy.
http://aficionado.pl/showthread.php?441 ... e&p=480682 viewtopic.php?t=127425 viewtopic.php?t=112166 http://1.s.2.free.fr/viewtopic.php?f=18&t=255084 http://miweii.com/forum.php?mod=viewthr ... 260&extra= https://waselplatform.org/blog/index.php?entryid=982585 https://lasthopewow.ucoz.ru/forum/16-5168-1#27392 http://www.prepody.ru/topic56285.html https://mecaniktout.nokods.org/viewtopi ... =13&t=5387 https://www.clubhombre.com/mybb/showthr ... ?tid=24266 https://talk.hyipinvest.net/threads/306187/ viewtopic.php?t=97883 https://www.darkflamespirits.it/forum/s ... ?tid=41454 http://forum.fretky.cz/jak-ji-naucit-na ... 83274.html https://www.silencertalk.com/forum/view ... p?t=700172 http://www.ai-mytech.com/forum.php?mod= ... #pid481841 https://www.ukalachat.net/forum/index.p ... 01.new#new http://www.prepody.ru/topic47205.html