C\u00e1ch l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1 nu\u00f4i khung 3 ng\u00e0y c\u1ef1c chu\u1ea9n x\u00e1c<\/strong><\/a><\/span><\/p>\n<\/blockquote>\nNh\u1eefng b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 x\u1ebfp theo \u0111\u1ea7u<\/b><\/h2>\n B\u00ean c\u1ea1nh b\u1ed9 s\u1ed1 theo t\u1ed5ng th\u00ec c\u00f2n c\u00f3 b\u1ed9 s\u1ed1 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo \u0111\u1ea7u. Kh\u00f4ng gi\u1ed1ng nh\u01b0 b\u1ed9 s\u1ed1 t\u1ed5ng th\u00ec v\u1edbi b\u1ed9 s\u1ed1 n\u00e0y, b\u1ea1n s\u1ebd c\u1ea3m th\u1ea5y d\u1ec5 d\u00e0ng h\u01a1n. \u0110\u00e2y l\u00e0 nh\u1eefng b\u1ed9 s\u1ed1 \u0111\u01b0\u1ee3c g\u1ecdi nh\u01b0 v\u1eady b\u1edfi l\u1ebd v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 ch\u1ec9 c\u1ea7n nh\u00ecn v\u00e0o con s\u1ed1 \u0111\u1ea7u l\u00e0 \u0111\u00e3 c\u00f3 th\u1ec3 t\u00ednh ra.<\/span><\/p>\nV\u00ed d\u1ee5:<\/strong> N\u1ebfu nh\u01b0 \u0111\u1ea7u s\u1ed1 1 th\u00ec ta s\u1ebd c\u00f3 c\u00e1c con s\u1ed1 \u0111\u01b0\u1ee3c b\u1eaft \u0111\u1ea7u b\u1eb1ng s\u1ed1 1 t\u1eeb s\u1ed1 10 \u0111\u1ebfn s\u1ed1 19. N\u1ebfu \u0111\u1ea7u l\u00e0 2 th\u00ec s\u1ebd c\u00f3 c\u00e1c s\u1ed1 b\u1eaft \u0111\u1ea7u t\u1eeb 2 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 \u0111\u1ea7u s\u1ed1 1. <\/span><\/p>\nTheo \u0111\u00f3, ta s\u1ebd c\u00f3 c\u00e1c c\u1eb7p s\u1ed1 \u0111\u1ea7y \u0111\u1ee7 s\u1eafp x\u1ebfp theo \u0111\u1ea7u nh\u01b0 sau:<\/strong> <\/span><\/h4>\n\n\u0110\u1ea7u 0 ta c\u00f3 c\u00e1c s\u1ed1: 00,01,02,03,04,05,06,07,08,09<\/strong><\/span><\/span><\/li>\n\u0110\u1ea7u 1 ta c\u00f3 c\u00e1c s\u1ed1: 10,11,12,13,14,15,16,17,18,19<\/strong><\/span><\/span><\/li>\n\u0110\u1ea7u 2 ta c\u00f3 c\u00e1c s\u1ed1: 20,21,22,23,24,25,26,27,28,29<\/strong><\/span><\/span><\/li>\n\u0110\u1ea7u 3 ta c\u00f3 c\u00e1c s\u1ed1: 30,31,32,33,34,35,36,37,38,39<\/span><\/strong><\/span><\/li>\n\u0110\u1ea7u 4 ta c\u00f3 c\u00e1c s\u1ed1: 40,41,42,43,44,45,46,47,48,49<\/span><\/strong><\/span><\/li>\n\u0110\u1ea7u 5 ta c\u00f3 c\u00e1c s\u1ed1: 50,51,52,53,54,55,56,57,58,59<\/strong><\/span><\/span><\/li>\n\u0110\u1ea7u 6 ta c\u00f3 c\u00e1c s\u1ed1: 60,61,62,63,64,65,66,67,68,69<\/strong><\/span><\/span><\/li>\n\u0110\u1ea7u 7 ta c\u00f3 c\u00e1c s\u1ed1: 70,71,72,73,74,75,76,77,78,79<\/strong><\/span><\/span><\/li>\n\u0110\u1ea7u 8 ta c\u00f3 c\u00e1c s\u1ed1: 80,81,82,83,84,85,86,87,88,89<\/strong><\/span><\/span><\/li>\n\u0110\u1ea7u 9 ta c\u00f3 c\u00e1c s\u1ed1: 90,91,92,93,94,95,96,97,98,99<\/strong><\/span><\/span><\/li>\n<\/ul>\nNh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 ch\u1ec9 c\u1ea7n nh\u00ecn v\u00e0o con s\u1ed1 \u0111\u1ea7u l\u00e0 \u0111\u00e3 c\u00f3 th\u1ec3 t\u00ednh ra<\/figcaption><\/figure>\nNh\u1eefng b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 x\u1ebfp theo \u0111u\u00f4i<\/b><\/h2>\n C\u0169ng gi\u1ed1ng nh\u01b0 c\u00e1c c\u1eb7p s\u1ed1 \u0111\u1ea7u th\u00ec nh\u1eefng b\u1ed9 s\u1ed1 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo \u0111u\u00f4i s\u1ebd quy v\u1ec1 c\u00e1c con s\u1ed1 \u1edf ph\u00eda \u0111u\u00f4i. B\u1ea1n c\u0169ng ch\u1ec9 c\u1ea7n nh\u00ecn v\u00e0o con s\u1ed1 \u0111u\u00f4i l\u00e0 c\u00f3 th\u1ec3 \u0111o\u00e1n ra \u0111\u01b0\u1ee3c c\u00e1c c\u1eb7p s\u1ed1 theo <\/span>c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo b\u1ed9<\/b>. <\/span><\/p>\nV\u00ed d\u1ee5:<\/strong> N\u1ebfu c\u00e1c b\u1ed9 s\u1ed1 \u0111u\u00f4i 2 s\u1ebd l\u00e0 nh\u1eefng con s\u1ed1 c\u00f3 \u0111u\u00f4i b\u1eb1ng 2 t\u1eeb 12 cho \u0111\u1ebfn 92.<\/span><\/p>\nTa c\u0169ng s\u1ebd c\u00f3 nh\u1eefng b\u1ed9 s\u1ed1 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo \u0111u\u00f4i nh\u01b0 sau:<\/strong> <\/span><\/h4>\n\nN\u1ebfu \u0111u\u00f4i 0 ta s\u1ebd c\u00f3 c\u00e1c c\u1eb7p s\u1ed1: 00,10,20,30,40,50,60,70,80,90<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 1 ta c\u00f3 c\u00e1c s\u1ed1: 01,11,21,31,41,51,61,71,81,91<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 2 ta c\u00f3 c\u00e1c s\u1ed1: 02,12,22,32,42,52,62,72,82,92<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 3 ta c\u00f3 c\u00e1c s\u1ed1: 03,13,23,33,43,53,63,73,83,93<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 4 ta c\u00f3 c\u00e1c s\u1ed1: 04,14,24,34,44,54,64,74,84,94<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 5 ta c\u00f3 c\u00e1c s\u1ed1: 05,15,25,35,45,55,65,75,85,95<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 6 ta c\u00f3 c\u00e1c s\u1ed1: 06,16,26,36,46,56,66,76,86,96<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 7 ta c\u00f3 c\u00e1c s\u1ed1: 07,17,27,37,47,57,67,77,87,97<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 8 ta c\u00f3 c\u00e1c s\u1ed1: 08,18,28,38,48,58,68,78,88,98<\/strong><\/span><\/span><\/li>\nN\u1ebfu \u0111u\u00f4i 9 ta c\u00f3 c\u00e1c s\u1ed1: 09,19,29,39,49,59,69,79,89,99<\/strong><\/span><\/span><\/li>\n<\/ul>\nB\u1ed9 s\u1ed1 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo \u0111u\u00f4i s\u1ebd quy v\u1ec1 c\u00e1c con s\u1ed1 \u1edf ph\u00eda \u0111u\u00f4i<\/figcaption><\/figure>\n\u00dd ngh\u0129a c\u00e1c b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1<\/b><\/h2>\n B\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 \u0111i k\u00e8m v\u1edbi nhau. Th\u00f4ng qua nh\u1eefng b\u1ed9 s\u1ed1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n soi c\u1ea7u, ch\u1ecdn b\u1ea1ch th\u1ee7 l\u00f4. <\/span>c\u00e1ch \u0111\u00e1nh d\u00e0n \u0111\u1ec1 theo b\u1ed9<\/b> c\u0169ng nh\u01b0 c\u00e1c c\u00f4ng vi\u1ec7c c\u00f3 li\u00ean quan \u0111\u1ebfn l\u00f4 \u0111\u1ec1. Nh\u1eefng b\u1ed9 s\u1ed1 n\u00e0y c\u0169ng gi\u00fap b\u1ea1n hi\u1ec3u th\u00eam v\u1ec1 l\u00f4 \u0111\u1ec1 v\u00e0 \u0111\u01b0\u1ee3c xem nh\u01b0 l\u00e0 nh\u1eefng ki\u1ebfn th\u1ee9c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nh\u1eadp m\u00f4n trong l\u00f4 \u0111\u1ec1.<\/span><\/p>\n\nV\u1eady, b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1<\/strong><\/span> c\u00f3 \u00fd ngh\u0129a g\u00ec ?<\/span><\/p>\n<\/blockquote>\nNh\u1eefng b\u1ed9 s\u1ed1 c\u00f3 trong l\u00f4 \u0111\u1ec1<\/span> xu\u1ea5t hi\u1ec7n c\u00f3 vai tr\u00f2 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 n\u00f3i chung v\u00e0 nh\u1eefng ng\u01b0\u1eddi m\u1edbi ch\u01a1i n\u00f3i ri\u00eang. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 s\u1ee3i d\u00e2y li\u00ean k\u1ebft gi\u00fap nh\u1eefng ng\u01b0\u1eddi c\u0169 v\u00e0 ng\u01b0\u1eddi m\u1edbi \u0111\u01b0\u1ee3c th\u00f4ng su\u1ed1t h\u01a1n.<\/span><\/p>\n\u0110\u00e1nh \u0111\u1ec1 theo b\u1ed9 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 \u0111i k\u00e8m v\u1edbi nhau gi\u00fap d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n soi c\u1ea7u<\/figcaption><\/figure>\nB\u00ean c\u1ea1nh \u0111\u00f3, khi \u0111\u00e3 c\u00f3 m\u1ed9t b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 \u0111\u1ea7y \u0111\u1ee7 th\u00ec b\u1ea1n c\u0169ng s\u1ebd d\u1ec5 d\u00e0ng h\u01a1n trong c\u00e1c c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh. <\/span><\/p>\nC\u1ee5 th\u1ec3 nh\u01b0 sau:<\/strong> <\/span><\/p>\n\nD\u1ec5 d\u00e0ng h\u01a1n trong c\u00e1ch ch\u1ecdn d\u00e0n l\u00f4 ho\u1eb7c d\u00e0n \u0111\u1ec1 \u0111\u1ec3 \u0111\u00e1nh.<\/span><\/li>\nL\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c m\u1ed9t b\u1ea3ng s\u1ed1 \u0111\u1ec1 nh\u1edd v\u00e0o c\u00e1c b\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1<\/strong> l\u00e0 r\u1ea5t quan tr\u1ecdng v\u00e0 c\u1ea7n thi\u1ebft<\/span><\/li>\nGi\u00fap b\u1ea1n ch\u1ecdn ra \u0111\u01b0\u1ee3c nh\u1eefng con s\u1ed1 \u0111\u1ec3 th\u1ed1ng k\u00ea m\u1ed7i ng\u00e0y<\/span><\/li>\nGi\u00fap qu\u00e1 tr\u00ecnh soi c\u1ea7u \u0111\u01b0\u1ee3c di\u1ec5n ra nhanh ch\u00f3ng v\u00e0 thu\u1eadn l\u1ee3i h\u01a1n<\/span><\/li>\n\u0110\u1ed3ng th\u1eddi, gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn l\u00f4 b\u1ea1ch th\u1ee7 nhanh h\u01a1n<\/span><\/li>\n<\/ul>\nT\u00f3m l\u1ea1i, c\u00e1c b\u1ed9 s\u1ed1 c\u1ee7a l\u00f4 \u0111\u1ec1 c\u00f3 r\u1ea5t nhi\u1ec1u \u00fd ngh\u0129a v\u00e0 c\u00f4ng d\u1ee5ng kh\u00e1c nhau. B\u1edfi v\u1eady, b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 nghi\u00ean c\u1ee9u, ph\u00e2n t\u00edch c\u0169ng nh\u01b0 tham kh\u1ea3o c\u00e1c nh\u1eadn \u0111\u1ecbnh, \u0111\u00e1nh gi\u00e1 \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng b\u1ed9 s\u1ed1 v\u00e0 d\u00f9ng h\u1eb1ng ng\u00e0y nh\u00e9! Ch\u1eafc ch\u1eafn b\u1ea1n s\u1ebd th\u1ea5y \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng c\u1ee7a c\u00e1c b\u1ed9 s\u1ed1.<\/span><\/p>\n\u00dd ngh\u0129a c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo b\u1ed9<\/figcaption><\/figure>\n