Impossible Challenge: Teenagers mentally calculate 100 3-digit numbers in seconds

array(20) { ["7nPsUhTLv3o"]=> object(stdClass)#6519 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "7nPsUhTLv3o" ["related_video_title"]=> string(56) "Impossible Challenge: Remembering 104 cards in 2’15”" ["posted_time"]=> string(19) "6 лет назад" ["channelName"]=> NULL } ["RSHDTsDebpY"]=> object(stdClass)#6524 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "RSHDTsDebpY" ["related_video_title"]=> string(142) "Математика пальцами - Как считать быстрее, чем на калькуляторе. Устный счёт - 10" ["posted_time"]=> string(21) "4 года назад" ["channelName"]=> NULL } ["LfhpnpVpd8E"]=> object(stdClass)#6517 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "LfhpnpVpd8E" ["related_video_title"]=> string(182) "9位平均年龄不超过10岁的天才少年 40秒抗住干扰计算100笔数字 0.45秒极限闪电听算震撼全场！——珠心算少年丨挑战不可能 Impossible Challenge" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> NULL } ["B1J6Ou4q8vE"]=> object(stdClass)#6523 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "B1J6Ou4q8vE" ["related_video_title"]=> string(18) "Animation vs. Math" ["posted_time"]=> string(21) "2 года назад" ["channelName"]=> NULL } ["uIDEuxAiq5Y"]=> object(stdClass)#6511 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "uIDEuxAiq5Y" ["related_video_title"]=> string(61) "Impossible Challenge: Memorizing 1,100 numbers in 30 minutes!" ["posted_time"]=> string(19) "6 лет назад" ["channelName"]=> NULL } ["h6nwlzobnro"]=> object(stdClass)#6530 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "h6nwlzobnro" ["related_video_title"]=> string(75) "The Brain Season 2 Human Brain vs Technology (01/23/2015) English Subtitles" ["posted_time"]=> string(20) "10 лет назад" ["channelName"]=> NULL } ["p9aEOlzhY6I"]=> object(stdClass)#6515 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "p9aEOlzhY6I" ["related_video_title"]=> string(130) "Невероятный 4-летний вундеркинд играет как настоящий мастер! | Little Big Shots" ["posted_time"]=> string(27) "5 месяцев назад" ["channelName"]=> NULL } ["eN3eAJhPXT8"]=> object(stdClass)#6528 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "eN3eAJhPXT8" ["related_video_title"]=> string(103) "Abacus Mental Arithmetic Ep.4 - Adding and subtracting numbers on the Abacus without rules (中文 sub)" ["posted_time"]=> string(19) "5 лет назад" ["channelName"]=> NULL } ["kvymoFdjuHw"]=> object(stdClass)#6505 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "kvymoFdjuHw" ["related_video_title"]=> string(90) "15 Year Old YAASHWIN SARAWANAN Is A HUMAN CALCULATOR! | Asia's Got Talent 2019 on AXN Asia" ["posted_time"]=> string(19) "6 лет назад" ["channelName"]=> NULL } ["RQnn_vOwmNU"]=> object(stdClass)#6527 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "RQnn_vOwmNU" ["related_video_title"]=> string(81) "[스타킹] 경 단위 45줄 계산 90초....전설의 암산왕 | STARKING EP.96" ["posted_time"]=> string(21) "4 года назад" ["channelName"]=> NULL } ["VMHCyzTP4oE"]=> object(stdClass)#6518 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "VMHCyzTP4oE" ["related_video_title"]=> string(94) "Кто умнее? Инженер против китайского пятиклассника" ["posted_time"]=> string(28) "10 месяцев назад" ["channelName"]=> NULL } ["EdSYsC6sSNA"]=> object(stdClass)#6522 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "EdSYsC6sSNA" ["related_video_title"]=> string(122) "⚡️ Удар «Кинжалами» по Киеву || Срочный вылет Зеленского из страны" ["posted_time"]=> string(23) "7 часов назад" ["channelName"]=> NULL } ["mOyNlOaDs0E"]=> object(stdClass)#6512 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "mOyNlOaDs0E" ["related_video_title"]=> string(184) "Знакомимся с самыми аутентичными обедами 300 воспитанников детских садов в сельской местности Китая!" ["posted_time"]=> string(22) "12 дней назад" ["channelName"]=> NULL } ["wfSKCs1soPI"]=> object(stdClass)#6510 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "wfSKCs1soPI" ["related_video_title"]=> string(159) "第1期 珠心算挑战王：不可思议！1.71秒15笔6位数加减全对！| 挑战不可能第五季 Impossible Challenge S5 EP1: Abacus Mental Calculation" ["posted_time"]=> string(19) "5 лет назад" ["channelName"]=> NULL } ["yl2ZxDjwT48"]=> object(stdClass)#6508 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "yl2ZxDjwT48" ["related_video_title"]=> string(57) "The 14-Year-Old Human Calculator - Guinness World Records" ["posted_time"]=> string(27) "9 месяцев назад" ["channelName"]=> NULL } ["iaX9tE6JVhQ"]=> object(stdClass)#6509 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "iaX9tE6JVhQ" ["related_video_title"]=> string(66) "This 2-Year-Old Is A Math GENIUS! | Baby Dev's Audition | AGT 2025" ["posted_time"]=> string(25) "3 месяца назад" ["channelName"]=> NULL } ["Cjhy0iiJsTc"]=> object(stdClass)#6506 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "Cjhy0iiJsTc" ["related_video_title"]=> string(74) "Математик, который решил задачу на $1.000.000" ["posted_time"]=> string(27) "6 месяцев назад" ["channelName"]=> NULL } ["5jh0zGUTNug"]=> object(stdClass)#6507 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "5jh0zGUTNug" ["related_video_title"]=> string(79) "Impossible Challenge: Police officer identifies target using smashed bone model" ["posted_time"]=> string(19) "7 лет назад" ["channelName"]=> NULL } ["lsYMQY9zhe4"]=> object(stdClass)#6495 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "lsYMQY9zhe4" ["related_video_title"]=> string(101) "YIHENG WANG vs XUANYI GENG 🔥 Quien es el MEJOR del MUNDO? 💀 Rubik's WCA World Championship 2025" ["posted_time"]=> string(25) "4 месяца назад" ["channelName"]=> NULL } ["r6qTzXPtpyE"]=> object(stdClass)#6496 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "r6qTzXPtpyE" ["related_video_title"]=> string(0) "" ["posted_time"]=> string(21) "2 года назад" ["channelName"]=> NULL } }