{"id":31446,"date":"2026-03-18T11:14:31","date_gmt":"2026-03-18T04:14:31","guid":{"rendered":"https:\/\/teky.edu.vn\/blog\/?p=31446"},"modified":"2026-03-18T11:21:00","modified_gmt":"2026-03-18T04:21:00","slug":"recap-iolive-09-qa-truoc-ky-thi-thu-iostem","status":"publish","type":"post","link":"https:\/\/teky.edu.vn\/blog\/recap-iolive-09-qa-truoc-ky-thi-thu-iostem\/","title":{"rendered":"[ RECAP IOLIVE 09] Q&#038;A TR\u01af\u1edaC K\u1ef2 THI TH\u1eec IOSTEM"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;31446&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 b\u00ecnh ch\u1ecdn)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;[ RECAP IOLIVE 09] Q\\u0026amp;A TR\u01af\u1edaC K\u1ef2 THI TH\u1eec IOSTEM&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; 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gi\u1ea3i m\u00e3 c\u00e1c d\u1ea1ng c\u00e2u h\u1ecfi tr\u1ecdng t\u00e2m<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/teky.edu.vn\/blog\/recap-iolive-09-qa-truoc-ky-thi-thu-iostem\/#1_Nhom_toan_hoc_tu_duy_logic\" >1. Nh\u00f3m to\u00e1n h\u1ecdc &amp; t\u01b0 duy logic<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/teky.edu.vn\/blog\/recap-iolive-09-qa-truoc-ky-thi-thu-iostem\/#2_Nhom_tin_hoc_nang_luc_so\" >2. Nh\u00f3m tin h\u1ecdc &amp; n\u0103ng l\u1ef1c s\u1ed1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/teky.edu.vn\/blog\/recap-iolive-09-qa-truoc-ky-thi-thu-iostem\/#3_Nhom_khoa_hoc_doi_song\" >3. Nh\u00f3m khoa h\u1ecdc &amp; \u0111\u1eddi s\u1ed1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/teky.edu.vn\/blog\/recap-iolive-09-qa-truoc-ky-thi-thu-iostem\/#4_Nhom_tu_duy_may_tinh_Lap_trinh_keo_thablocks\" >4. Nh\u00f3m t\u01b0 duy m\u00e1y t\u00ednh (L\u1eadp tr\u00ecnh k\u00e9o th\u1ea3\/blocks)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/teky.edu.vn\/blog\/recap-iolive-09-qa-truoc-ky-thi-thu-iostem\/#Loi_khuyen_%E2%80%9Cvang%E2%80%9D_tu_Thay_Hung_Teky\" >L\u1eddi khuy\u00ean &#8220;v\u00e0ng&#8221; t\u1eeb Th\u1ea7y H\u00f9ng Teky<\/a><\/li><\/ul><\/nav><\/div>\n<h1 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Huong_dan_thao_tac_muot_ma_tren_he_thong_thi_IOSTEM\"><\/span>H\u01b0\u1edbng d\u1eabn thao t\u00e1c m\u01b0\u1ee3t m\u00e0 tr\u00ean h\u1ec7 th\u1ed1ng thi IOSTEM<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p style=\"text-align: justify;\" data-path-to-node=\"6\">M\u1edf \u0111\u1ea7u bu\u1ed5i live, Th\u1ea7y H\u00f9ng Teky \u0111\u00e3 tr\u1ef1c ti\u1ebfp demo thao t\u00e1c \u0111\u0103ng nh\u1eadp v\u00e0 l\u00e0m quen v\u1edbi giao di\u1ec7n c\u1ee7a V\u00f2ng thi tr\u1ea3i nghi\u1ec7m. \u0110i\u1ec3m quan tr\u1ecdng nh\u1ea5t m\u00e0 c\u00e1c th\u00ed sinh c\u1ea7n l\u01b0u \u00fd l\u00e0 <b data-path-to-node=\"6\" data-index-in-node=\"175\">Th\u1eddi gian m\u1edf h\u1ec7 th\u1ed1ng: t\u1eeb ng\u00e0y 17\/03\/2026<\/b>.<\/p>\n<p style=\"text-align: justify;\" data-path-to-node=\"7\">Vi\u1ec7c l\u00e0m quen tr\u01b0\u1edbc v\u1edbi n\u1ec1n t\u1ea3ng s\u1ebd gi\u00fap c\u00e1c b\u1ea1n h\u1ecdc sinh kh\u00f4ng b\u1ecb b\u1ee1 ng\u1ee1, t\u1ed1i \u01b0u h\u00f3a th\u1eddi gian l\u00e0m b\u00e0i v\u00e0 tr\u00e1nh nh\u1eefng l\u1ed7i k\u1ef9 thu\u1eadt kh\u00f4ng \u0111\u00e1ng c\u00f3 trong qu\u00e1 tr\u00ecnh thao t\u00e1c ch\u1ecdn \u0111\u00e1p \u00e1n hay n\u1ed9p b\u00e0i.<\/p>\n<h1 style=\"text-align: justify;\" data-path-to-node=\"7\"><span class=\"ez-toc-section\" id=\"Cuu_tro_kien_thuc_%E2%80%93_giai_ma_cac_dang_cau_hoi_trong_tam\"><\/span>C\u1ee9u tr\u1ee3 ki\u1ebfn th\u1ee9c &#8211; gi\u1ea3i m\u00e3 c\u00e1c d\u1ea1ng c\u00e2u h\u1ecfi tr\u1ecdng t\u00e2m<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p style=\"text-align: justify;\">Ph\u1ea7n \u0111\u01b0\u1ee3c mong ch\u1edd nh\u1ea5t c\u1ee7a IOLIVE S\u1ed1 09 ch\u00ednh l\u00e0 chuy\u00ean m\u1ee5c Q&amp;A Marathon. H\u1ec7 th\u1ed1ng c\u00e2u h\u1ecfi c\u1ee7a IOSTEM n\u0103m nay \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p nhu\u1ea7n nhuy\u1ec5n gi\u1eefa ki\u1ebfn th\u1ee9c h\u1ecdc thu\u1eadt (To\u00e1n, Khoa h\u1ecdc) v\u00e0 t\u01b0 duy logic, k\u1ef9 n\u0103ng s\u1ed1.<\/p>\n<p style=\"text-align: justify;\" data-path-to-node=\"10\">Th\u1ea7y H\u00f9ng \u0111\u00e3 c\u00f9ng c\u00e1c b\u1ea1n \u0111i qua \u0111a d\u1ea1ng c\u00e1c h\u00ecnh th\u1ee9c c\u00e2u h\u1ecfi th\u1ef1c t\u1ebf s\u1ebd xu\u1ea5t hi\u1ec7n trong \u0111\u1ec1:<\/p>\n<h2 style=\"text-align: justify;\" data-path-to-node=\"10\"><span class=\"ez-toc-section\" id=\"1_Nhom_toan_hoc_tu_duy_logic\"><\/span>1. Nh\u00f3m to\u00e1n h\u1ecdc &amp; t\u01b0 duy logic<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\" data-path-to-node=\"2\">Nh\u00f3m b\u00e0i n\u00e0y kh\u00f4ng ch\u1ec9 ki\u1ec3m tra k\u1ef9 n\u0103ng t\u00ednh to\u00e1n m\u00e0 c\u00f2n \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u, ph\u00e2n t\u00edch suy lu\u1eadn v\u00e0 nh\u1eadn di\u1ec7n b\u1eaby.<\/p>\n<p style=\"text-align: justify;\" data-path-to-node=\"3,0,0\"><b data-path-to-node=\"3,0,0\" data-index-in-node=\"0\">Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m b\u00e0i:<\/b><\/p>\n<ul style=\"text-align: justify;\" data-path-to-node=\"3\">\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"3,0,1\">\n<li>\n<p data-path-to-node=\"3,0,1,0,0\"><b data-path-to-node=\"3,0,1,0,0\" data-index-in-node=\"0\">T\u00f3m t\u1eaft &amp; m\u00f4 h\u00ecnh h\u00f3a:<\/b> Lu\u00f4n g\u1ea1ch ch\u00e2n c\u00e1c t\u1eeb kh\u00f3a quan tr\u1ecdng (nh\u01b0 &#8220;l\u1edbn nh\u1ea5t&#8221;, &#8220;\u00edt nh\u1ea5t&#8221;, &#8220;c\u00f2n l\u1ea1i&#8221;, &#8220;l\u00e0m tr\u00f2n&#8221;). V\u1edbi c\u00e1c b\u00e0i to\u00e1n \u0111\u1ed1, h\u00e3y t\u1eadp th\u00f3i quen v\u1ebd s\u01a1 \u0111\u1ed3 t\u01b0 duy ho\u1eb7c ph\u00e1c th\u1ea3o nhanh ra nh\u00e1p \u0111\u1ec3 h\u00ecnh dung v\u1ea5n \u0111\u1ec1.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,0,1,1,0\"><b data-path-to-node=\"3,0,1,1,0\" data-index-in-node=\"0\">Ph\u01b0\u01a1ng ph\u00e1p th\u1eed ng\u01b0\u1ee3c (Plug-in):<\/b> V\u1edbi c\u00e1c b\u00e0i to\u00e1n t\u00ecm X ho\u1eb7c \u0111i\u1ec1n s\u1ed1, n\u1ebfu b\u00ed \u00fd t\u01b0\u1edfng, h\u00e3y l\u1ea5y \u0111\u00e1p \u00e1n (ho\u1eb7c t\u1ef1 nh\u1ea9m m\u1ed9t con s\u1ed1) th\u1eed ng\u01b0\u1ee3c l\u1ea1i v\u00e0o \u0111\u1ec1 b\u00e0i xem c\u00f3 kh\u1edbp \u0111i\u1ec1u ki\u1ec7n kh\u00f4ng.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"3,1,0\"><b data-path-to-node=\"3,1,0\" data-index-in-node=\"0\">B\u00ed k\u00edp &#8220;n\u00e9&#8221; b\u1eaby:<\/b><\/p>\n<ul data-path-to-node=\"3,1,1\">\n<li>\n<p data-path-to-node=\"3,1,1,0,0\"><b data-path-to-node=\"3,1,1,0,0\" data-index-in-node=\"0\">B\u1eaby \u0111\u01a1n v\u1ecb:<\/b> Lu\u00f4n ki\u1ec3m tra xem \u0111\u1ec1 b\u00e0i cho \u0111\u01a1n v\u1ecb g\u00ec (cm) v\u00e0 h\u1ecfi \u0111\u01a1n v\u1ecb g\u00ec (m). Vi\u1ec7c kh\u00f4ng quy \u0111\u1ed5i \u0111\u01a1n v\u1ecb l\u00e0 l\u1ed7i sai kinh \u0111i\u1ec3n nh\u1ea5t.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,1,1,1,0\"><b data-path-to-node=\"3,1,1,1,0\" data-index-in-node=\"0\">B\u1eaby l\u00e0m tr\u00f2n s\u1ed1:<\/b> \u0110\u1ecdc th\u1eadt k\u1ef9 y\u00eau c\u1ea7u l\u00e0m tr\u00f2n \u0111\u1ebfn h\u00e0ng n\u00e0o (h\u00e0ng \u0111\u01a1n v\u1ecb, ph\u1ea7n m\u01b0\u1eddi hay ph\u1ea7n tr\u0103m) v\u00e0 \u00e1p d\u1ee5ng \u0111\u00fang quy t\u1eafc l\u00e0m tr\u00f2n.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><strong><em>M\u1eabu c\u00e2u h\u1ecfi d\u1ea1ng b\u00e0i to\u00e1n h\u1ecdc v\u00e0 t\u01b0 duy logic\u00a0<\/em><\/strong><\/p>\n<figure id=\"attachment_31450\" aria-describedby=\"caption-attachment-31450\" style=\"width: 629px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-31450 size-full\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2026\/03\/cau-hoi-tu-duy-toan-hoc.jpg\" alt=\"\" width=\"629\" height=\"706\" \/><figcaption id=\"caption-attachment-31450\" class=\"wp-caption-text\">M\u1eabu c\u00e2u h\u1ecfi d\u1ea1ng b\u00e0i to\u00e1n h\u1ecdc v\u00e0 t\u01b0 duy logic<\/figcaption><\/figure>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"2_Nhom_tin_hoc_nang_luc_so\"><\/span>2. Nh\u00f3m tin h\u1ecdc &amp; n\u0103ng l\u1ef1c s\u1ed1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\" data-path-to-node=\"5\">Nh\u00f3m n\u00e0y \u0111\u00e1nh gi\u00e1 s\u1ef1 nh\u1ea1y b\u00e9n v\u00e0 th\u00f3i quen s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7, ph\u1ea7n m\u1ec1m v\u0103n ph\u00f2ng, c\u0169ng nh\u01b0 ki\u1ebfn th\u1ee9c v\u1ec1 Internet.<\/p>\n<p style=\"text-align: justify;\" data-path-to-node=\"6,0,0\"><b data-path-to-node=\"6,0,0\" data-index-in-node=\"0\">Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m b\u00e0i:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"6,0,1\">\n<li>\n<p data-path-to-node=\"6,0,1,0,0\"><b data-path-to-node=\"6,0,1,0,0\" data-index-in-node=\"0\">T\u01b0 duy th\u1ef1c h\u00e0nh:<\/b> H\u00e3y h\u00ecnh dung l\u1ea1i thao t\u00e1c b\u1ea1n th\u1ef1c s\u1ef1 l\u00e0m tr\u00ean m\u00e1y t\u00ednh. C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng xoay quanh Windows\/MacOS, Word, Excel, PowerPoint.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,0,1,1,0\"><b data-path-to-node=\"6,0,1,1,0\" data-index-in-node=\"0\">Ghi nh\u1edb logic c\u1ee7a bi\u1ec3u t\u01b0\u1ee3ng (Icons):<\/b> \u0110a s\u1ed1 c\u00e1c bi\u1ec3u t\u01b0\u1ee3ng ph\u1ea7n m\u1ec1m \u0111\u1ec1u c\u00f3 t\u00ednh g\u1ee3i h\u00ecnh (v\u00ed d\u1ee5: h\u00ecnh c\u00e1i ph\u1ec5u l\u00e0 l\u1ecdc d\u1eef li\u1ec7u, h\u00ecnh k\u00ednh l\u00fap l\u00e0 t\u00ecm ki\u1ebfm).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\" data-path-to-node=\"6,0,1,1,0\"><b data-path-to-node=\"6,1,0\" data-index-in-node=\"0\">B\u00ed k\u00edp &#8220;n\u00e9&#8221; b\u1eaby:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"6,1,1\">\n<li>\n<p data-path-to-node=\"6,1,1,0,0\"><b data-path-to-node=\"6,1,1,0,0\" data-index-in-node=\"0\">\u0110\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u Excel:<\/b> Ch\u00fa \u00fd c\u00e1c c\u00e2u h\u1ecfi v\u1ec1 c\u00e1ch ph\u1ea7n m\u1ec1m hi\u1ec3u d\u1eef li\u1ec7u (v\u00ed d\u1ee5: s\u1ed1, v\u0103n b\u1ea3n, ng\u00e0y th\u00e1ng). D\u1ea5u ch\u1ea5m v\u00e0 d\u1ea5u ph\u1ea9y trong s\u1ed1 th\u1eadp ph\u00e2n th\u01b0\u1eddng xuy\u00ean \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o \u0111\u1ec3 g\u00e2y nh\u1ea7m l\u1eabn.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,1,1,1,0\"><b data-path-to-node=\"6,1,1,1,0\" data-index-in-node=\"0\">Ph\u00edm t\u1eaft:<\/b> N\u1eafm ch\u1eafc c\u00e1c t\u1ed5 h\u1ee3p ph\u00edm c\u01a1 b\u1ea3n (Ctrl+C, Ctrl+V, Ctrl+Z, Ctrl+F,&#8230;) v\u00ec \u0111\u00e2y l\u00e0 d\u1ea1ng b\u00e0i r\u1ea5t hay g\u1eb7p.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><em><strong>M\u1eabu c\u00e2u h\u1ecfi tin h\u1ecdc v\u00e0 n\u0103ng l\u1ef1c s\u1ed1\u00a0<\/strong><\/em><\/p>\n<figure id=\"attachment_31451\" aria-describedby=\"caption-attachment-31451\" style=\"width: 617px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-31451\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2026\/03\/cau-hoi-tin-hoc-va-nang-luc-so.jpg\" alt=\"\" width=\"617\" height=\"403\" \/><figcaption id=\"caption-attachment-31451\" class=\"wp-caption-text\">Nh\u00f3m c\u00e2u h\u1ecfi tin h\u1ecdc v\u00e0 n\u0103ng l\u1ef1c s\u1ed1<\/figcaption><\/figure>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"3_Nhom_khoa_hoc_doi_song\"><\/span>3. Nh\u00f3m khoa h\u1ecdc &amp; \u0111\u1eddi s\u1ed1ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\" data-path-to-node=\"8\">Nh\u00f3m n\u00e0y y\u00eau c\u1ea7u s\u1ef1 quan s\u00e1t th\u1ef1c t\u1ebf k\u1ebft h\u1ee3p v\u1edbi n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c c\u00e1c m\u00f4n Khoa h\u1ecdc T\u1ef1 nhi\u00ean (L\u00fd, H\u00f3a, Sinh).<\/p>\n<p style=\"text-align: justify;\" data-path-to-node=\"9,0,0\"><b data-path-to-node=\"9,0,0\" data-index-in-node=\"0\">Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m b\u00e0i:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"9,0,1\">\n<li>\n<p data-path-to-node=\"9,0,1,0,0\"><b data-path-to-node=\"9,0,1,0,0\" data-index-in-node=\"0\">Li\u00ean h\u1ec7 th\u1ef1c ti\u1ec5n:<\/b> Thay v\u00ec c\u1ed1 nh\u1edb l\u00fd thuy\u1ebft kh\u00f4 khan, h\u00e3y li\u00ean k\u1ebft hi\u1ec7n t\u01b0\u1ee3ng trong \u0111\u1ec1 b\u00e0i v\u1edbi nh\u1eefng th\u1ee9 x\u1ea3y ra xung quanh (m\u01b0a, s\u1ef1 n\u00f3ng ch\u1ea3y, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y c\u1ed1i).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,0,1,1,0\"><b data-path-to-node=\"9,0,1,1,0\" data-index-in-node=\"0\">Nguy\u00ean t\u1eafc &#8220;An to\u00e0n l\u00e0 s\u1ed1 1&#8221;:<\/b> \u0110\u1ed1i v\u1edbi c\u00e1c c\u00e2u h\u1ecfi v\u1ec1 x\u1eed l\u00fd t\u00ecnh hu\u1ed1ng (tai n\u1ea1n \u0111i\u1ec7n, h\u1ecfa ho\u1ea1n, giao th\u00f4ng), lu\u00f4n \u01b0u ti\u00ean ch\u1ecdn ph\u01b0\u01a1ng \u00e1n b\u1ea3o v\u1ec7 t\u00ednh m\u1ea1ng con ng\u01b0\u1eddi v\u00e0 c\u1eaft \u0111\u1ee9t ngu\u1ed3n g\u00e2y nguy hi\u1ec3m \u0111\u1ea7u ti\u00ean.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\" data-path-to-node=\"9,1,0\"><b data-path-to-node=\"9,1,0\" data-index-in-node=\"0\">B\u00ed k\u00edp &#8220;n\u00e9&#8221; b\u1eaby:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"9,1,1\">\n<li>\n<p data-path-to-node=\"9,1,1,0,0\"><b data-path-to-node=\"9,1,1,0,0\" data-index-in-node=\"0\">Lo\u1ea1i tr\u1eeb ph\u01b0\u01a1ng \u00e1n:<\/b> Th\u01b0\u1eddng s\u1ebd c\u00f3 1-2 \u0111\u00e1p \u00e1n c\u1ef1c k\u1ef3 phi l\u00fd, h\u00e3y m\u1ea1nh d\u1ea1n lo\u1ea1i b\u1ecf ch\u00fang ngay l\u1eadp t\u1ee9c \u0111\u1ec3 t\u0103ng t\u1ef7 l\u1ec7 ch\u1ecdn \u0111\u00fang cho c\u00e1c \u0111\u00e1p \u00e1n c\u00f2n l\u1ea1i.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,1,1,1,0\"><b data-path-to-node=\"9,1,1,1,0\" data-index-in-node=\"0\">\u0110\u1ecdc k\u1ef9 ti\u1ec1n t\u1ed1:<\/b> Ch\u00fa \u00fd c\u00e1c t\u1eeb nh\u01b0 &#8220;KH\u00d4NG&#8221;, &#8220;NGO\u1ea0I TR\u1eea&#8221;, &#8220;SAI&#8221; trong c\u00e2u h\u1ecfi \u0111\u1ec3 kh\u00f4ng ch\u1ecdn nh\u1ea7m \u00fd.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><em><strong>M\u1eabu c\u00e2u h\u1ecfi khoa h\u1ecdc v\u00e0 \u0111\u1eddi s\u1ed1ng<\/strong><\/em><\/p>\n<figure id=\"attachment_31454\" aria-describedby=\"caption-attachment-31454\" style=\"width: 620px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-31454\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2026\/03\/cau-hoi-khoa-hoc-va-doi-song.jpg\" alt=\"\" width=\"620\" height=\"740\" \/><figcaption id=\"caption-attachment-31454\" class=\"wp-caption-text\">C\u00e2u h\u1ecfi khoa h\u1ecdc v\u00e0 \u0111\u1eddi s\u1ed1ng<\/figcaption><\/figure>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"4_Nhom_tu_duy_may_tinh_Lap_trinh_keo_thablocks\"><\/span>4. Nh\u00f3m t\u01b0 duy m\u00e1y t\u00ednh (L\u1eadp tr\u00ecnh k\u00e9o th\u1ea3\/blocks)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\" data-path-to-node=\"11\">Nh\u00f3m n\u00e0y kh\u00f4ng y\u00eau c\u1ea7u h\u1ecdc thu\u1ed9c code, m\u00e0 \u0111\u00e1nh gi\u00e1 T\u01b0 duy thu\u1eadt to\u00e1n (Algorithm Thinking) v\u00e0 c\u00e1ch gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 c\u00f3 h\u1ec7 th\u1ed1ng.<\/p>\n<p style=\"text-align: justify;\" data-path-to-node=\"12,0,0\"><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m b\u00e0i:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"12,0,1\">\n<li>\n<p data-path-to-node=\"12,0,1,0,0\"><b data-path-to-node=\"12,0,1,0,0\" data-index-in-node=\"0\">Chia \u0111\u1ec3 tr\u1ecb (Decomposition):<\/b> \u0110\u1eebng c\u1ed1 gi\u1ea3i quy\u1ebft to\u00e0n b\u1ed9 b\u00e0i to\u00e1n c\u00f9ng l\u00fac. H\u00e3y chia nh\u1ecf nhi\u1ec7m v\u1ee5 th\u00e0nh c\u00e1c b\u01b0\u1edbc: B\u01b0\u1edbc 1 \u0111i \u0111\u00e2u, B\u01b0\u1edbc 2 l\u00e0m g\u00ec.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,0,1,1,0\"><b data-path-to-node=\"12,0,1,1,0\" data-index-in-node=\"0\">Nh\u1eadn di\u1ec7n quy lu\u1eadt (Pattern Recognition):<\/b> Quan s\u00e1t s\u1ef1 l\u1eb7p l\u1ea1i c\u1ee7a c\u00e1c b\u01b0\u1edbc \u0111i, ch\u01b0\u1edbng ng\u1ea1i v\u1eadt ho\u1eb7c v\u1eadt ph\u1ea9m. N\u1ebfu c\u00f3 s\u1ef1 l\u1eb7p l\u1ea1i, \u0111\u00f3 l\u00e0 l\u00fac c\u1ea7n d\u00f9ng \u0111\u1ebfn kh\u1ed1i l\u1ec7nh \u0111\u1eb7c bi\u1ec7t.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\" data-path-to-node=\"12,1,0\"><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">B\u00ed k\u00edp t\u1ed1i \u01b0u h\u00f3a:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"list-style-type: none;\">\n<ul data-path-to-node=\"12,1,1\">\n<li>\n<p data-path-to-node=\"12,1,1,0,0\"><b data-path-to-node=\"12,1,1,0,0\" data-index-in-node=\"0\">S\u1eed d\u1ee5ng V\u00f2ng l\u1eb7p (Loops):<\/b> Khi m\u1ed9t thao t\u00e1c l\u1eb7p l\u1ea1i t\u1eeb 2 l\u1ea7n tr\u1edf l\u00ean, h\u00e3y d\u00f9ng v\u00f2ng l\u1eb7p \u0111\u1ec3 \u0111o\u1ea1n code ng\u1eafn g\u1ecdn v\u00e0 &#8220;s\u1ea1ch&#8221; h\u01a1n.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,1,1,1,0\"><b data-path-to-node=\"12,1,1,1,0\" data-index-in-node=\"0\">D\u00f9ng H\u00e0m (Functions):<\/b> N\u1ebfu c\u00f3 m\u1ed9t c\u1ee5m h\u00e0nh \u0111\u1ed9ng ph\u1ee9c t\u1ea1p (v\u00ed d\u1ee5: &#8220;Ti\u1ebfn l\u00ean 3 b\u01b0\u1edbc r\u1ed3i r\u1ebd tr\u00e1i&#8221;) l\u1eb7p l\u1ea1i \u1edf nhi\u1ec1u v\u1ecb tr\u00ed kh\u00e1c nhau, h\u00e3y g\u00f3i n\u00f3 th\u00e0nh m\u1ed9t &#8220;H\u00e0m&#8221; \u0111\u1ec3 t\u00e1i s\u1eed d\u1ee5ng.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,1,1,2,0\"><b data-path-to-node=\"12,1,1,2,0\" data-index-in-node=\"0\">&#8220;Ch\u1ea1y th\u1eed b\u1eb1ng m\u1eaft&#8221; (Dry Run):<\/b> Tr\u01b0\u1edbc khi n\u1ed9p b\u00e0i ho\u1eb7c b\u1ea5m ch\u1ea1y, h\u00e3y t\u1ef1 \u0111\u00f3ng vai l\u00e0 nh\u00e2n v\u1eadt, l\u1ea7n theo t\u1eebng d\u00f2ng l\u1ec7nh \u0111\u1ec3 xem m\u00ecnh s\u1ebd \u0111i \u0111\u1ebfn \u0111\u00e2u. \u0110i\u1ec1u n\u00e0y gi\u00fap ph\u00e1t hi\u1ec7n l\u1ed7i sai logic ngay l\u1eadp t\u1ee9c.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><em><strong>M\u1eabu c\u00e2u h\u1ecfi t\u01b0 duy m\u00e1y t\u00ednh, l\u1eadp trifng blocks<\/strong><\/em><\/p>\n<figure id=\"attachment_31455\" aria-describedby=\"caption-attachment-31455\" style=\"width: 632px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-31455\" src=\"https:\/\/teky.edu.vn\/blog\/wp-content\/uploads\/2026\/03\/cau-hoi-lap-trinh-blocks.jpg\" alt=\"\" width=\"632\" height=\"311\" \/><figcaption id=\"caption-attachment-31455\" class=\"wp-caption-text\">C\u00e2u h\u1ecfi v\u1ec1 l\u1eadp tr\u00ecnh blocks<\/figcaption><\/figure>\n<h1 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Loi_khuyen_%E2%80%9Cvang%E2%80%9D_tu_Thay_Hung_Teky\"><\/span>L\u1eddi khuy\u00ean &#8220;v\u00e0ng&#8221; t\u1eeb Th\u1ea7y H\u00f9ng Teky<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<ul style=\"text-align: justify;\">\n<li>\n<p data-path-to-node=\"16,0,0\"><b data-path-to-node=\"16,0,0\" data-index-in-node=\"0\">\u0110\u1ecdc k\u1ef9 y\u00eau c\u1ea7u:<\/b> \u0110\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c d\u1ea1ng b\u00e0i \u0111i\u1ec1n t\u1eeb ho\u1eb7c \u0111i\u1ec1n s\u1ed1, c\u1ea7n ch\u00fa \u00fd \u0111\u1ecbnh d\u1ea1ng \u0111\u00e1p \u00e1n \u0111\u1ec3 tr\u00e1nh m\u1ea5t \u0111i\u1ec3m oan.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"16,1,0\"><b data-path-to-node=\"16,1,0\" data-index-in-node=\"0\">Qu\u1ea3n l\u00fd th\u1eddi gian:<\/b> Kh\u00f4ng n\u00ean k\u1eb9t l\u1ea1i qu\u00e1 l\u00e2u \u1edf m\u1ed9t c\u00e2u h\u1ecfi kh\u00f3. H\u00e3y ho\u00e0n th\u00e0nh c\u00e1c c\u00e2u h\u1ecfi ch\u1eafc ch\u1eafn tr\u01b0\u1edbc.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"16,2,0\"><b data-path-to-node=\"16,2,0\" data-index-in-node=\"0\">Gi\u1eef b\u00ecnh t\u0129nh:<\/b> V\u00f2ng tr\u1ea3i nghi\u1ec7m l\u00e0 c\u01a1 h\u1ed9i tuy\u1ec7t v\u1eddi \u0111\u1ec3 c\u1ecd x\u00e1t v\u00e0 l\u00e0m quen v\u1edbi \u00e1p l\u1ef1c ph\u00f2ng thi.<\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b data-path-to-node=\"17\" data-index-in-node=\"0\">V\u00f2ng thi Tr\u1ea3i nghi\u1ec7m c\u1ea5p tr\u01b0\u1eddng \u0111\u00e3 ch\u00ednh th\u1ee9c m\u1edf c\u1ed5ng!<\/b> C\u00e1c chi\u1ebfn binh h\u00e3y nhanh ch\u00f3ng truy c\u1eadp h\u1ec7 th\u1ed1ng \u0111\u1ec3 th\u1eed s\u1ee9c m\u00ecnh v\u00e0 \u0111\u1eebng qu\u00ean theo d\u00f5i Fanpage \u0111\u1ec3 c\u1eadp nh\u1eadt l\u1ecbch ph\u00e1t s\u00f3ng c\u1ee7a <b data-path-to-node=\"17\" data-index-in-node=\"181\">IOLIVE S\u1ed1 10 &#8211; L\u1ec5 Xu\u1ea5t Qu\u00e2n<\/b> v\u1edbi v\u00f4 v\u00e0n ph\u1ea7n qu\u00e0 b\u00f9ng n\u1ed5 s\u1eafp t\u1edbi nh\u00e9!<\/p>\n<p style=\"text-align: justify;\">H\u1eb9n g\u1eb7p l\u1ea1i c\u00e1c chi\u1ebfn binh v\u00e0o IOLIVE s\u1ed1 10 v\u00e0 k\u1ef3 thi IOSTEM.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn thao t\u00e1c m\u01b0\u1ee3t m\u00e0 tr\u00ean h\u1ec7 th\u1ed1ng thi IOSTEM M\u1edf \u0111\u1ea7u bu\u1ed5i live, Th\u1ea7y H\u00f9ng Teky \u0111\u00e3 tr\u1ef1c ti\u1ebfp demo thao t\u00e1c \u0111\u0103ng nh\u1eadp v\u00e0 l\u00e0m quen v\u1edbi giao di\u1ec7n c\u1ee7a V\u00f2ng thi tr\u1ea3i nghi\u1ec7m. \u0110i\u1ec3m quan tr\u1ecdng nh\u1ea5t m\u00e0 c\u00e1c th\u00ed sinh c\u1ea7n l\u01b0u \u00fd l\u00e0 Th\u1eddi gian m\u1edf h\u1ec7 th\u1ed1ng: t\u1eeb &hellip;<\/p>\n","protected":false},"author":53,"featured_media":31457,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[477],"tags":[506],"class_list":["post-31446","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cuoc-thi-iostem","tag-recap-iolive"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.9 (Yoast SEO v26.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[ RECAP IOLIVE 09] Q&amp;A TR\u01af\u1edaC K\u1ef2 THI TH\u1eec IOSTEM<\/title>\n<meta name=\"description\" content=\"H\u01b0\u1edbng d\u1eabn thi IOSTEM chi ti\u1ebft: c\u00e1ch \u0111\u0103ng nh\u1eadp, thao t\u00e1c v\u00e0 l\u00e0m b\u00e0i hi\u1ec7u qu\u1ea3. 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