Top 5 c\u00e1ch ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n 10 s\u1ed1<\/strong><\/h2>\n\n\n\nCh\u1ed1t d\u00e0n \u0111\u1ec1 10 s\u1ed1 m\u1eb7c d\u00f9 \u0111\u01b0\u1ee3c xem l\u00e0 c\u00e1ch ch\u01a1i c\u1ed5 \u0111i\u1ec3n nh\u01b0ng l\u1ea1i mang \u0111\u1ebfn hi\u1ec7u qu\u1ea3 \u00e1p d\u1ee5ng kh\u00f4ng k\u00e9m. M\u1ed9t khi ch\u1ed1t s\u1ed1 th\u00e0nh c\u00f4ng t\u1ef7 l\u1ec7 th\u1eafng c\u01b0\u1ee3c c\u1ee7a anh em c\u00f3 th\u1ec3 t\u0103ng l\u00ean \u0111\u1ebfn g\u1ea7n 90%. Do \u0111\u00f3 h\u00e3y h\u1ecdc c\u00e1ch ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n<\/mark><\/a> <\/strong>10 s\u1ed1 v\u00e0 nu\u00f4i khung hi\u1ec7u qu\u1ea3 t\u1eeb cao th\u1ee7 s\u1ed1 \u0111\u1ec1.<\/p>\n\n\n\nT\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m d\u00e0n \u0111\u1ec1 10 s\u1ed1 l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00e2u n\u0103m vi\u1ec7c s\u1eed d\u1ee5ng k\u1ef9 n\u0103ng c\u1ee7a m\u00ecnh \u0111\u1ec3 ch\u1ecdn \u0111\u00fang con s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t n\u1ed5 cao nh\u1ea5t trong ng\u00e0y kh\u00f4ng qu\u00e1 ph\u1ee9c t\u1ea1p. Th\u1ebf nh\u01b0ng \u0111\u1ed1i v\u1edbi t\u00e2n th\u1ee7 m\u1edbi t\u1eadp t\u00e0nh ch\u01a1i th\u00ec c\u1ea7n ph\u1ea3i m\u1ea5t nhi\u1ec1u th\u1eddi gian t\u00ecm t\u00f2i, nghi\u00ean c\u1ee9u. V\u00e0 \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u1ed1t \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 10 s\u1ed1 chu\u1ea9n MB th\u00ec tr\u01b0\u1edbc h\u1ebft anh em c\u1ea7n hi\u1ec3u r\u00f5 d\u00e0n \u0111\u1ec1 10 s\u1ed1 l\u00e0 g\u00ec.<\/p>\n\n\n\n![\"Hi\u1ec3u](\"https:\/\/soicauvip99.com\/wp-content\/uploads\/2024\/11\/Hieu-ro-dan-de-10-so-se-giup-viec-phan-doan-tro-nen-thanh-thao-hon.jpg\")
<\/figure>\n\n\n\nHi\u1ec3u r\u00f5 d\u00e0n \u0111\u1ec1 10 s\u1ed1 s\u1ebd gi\u00fap vi\u1ec7c ph\u00e1n \u0111o\u00e1n tr\u1edf n\u00ean th\u00e0nh th\u1ea1o h\u01a1n<\/em><\/p>\n\n\n\nTheo \u0111\u00f3 d\u00e0n \u0111\u1ec1 c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t d\u00e3y s\u1ed1 kh\u00e1c nhau ho\u1eb7c m\u1ed9t nh\u00f3m con s\u1ed1 c\u1ee5 th\u1ec3. V\u00e0 nh\u00f3m con s\u1ed1 \u1ea5y g\u1ed3m 10 con s\u1ed1 nh\u1ea5t \u0111\u1ecbnh. Nh\u1eefng con s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e3 tr\u1ea3i qua qu\u00e1 tr\u00ecnh ph\u00e2n t\u00edch, soi c\u1ea7u mang \u0111\u1ebfn x\u00e1c su\u1ea5t n\u1ed5 th\u01b0\u1edfng cao nh\u1ea5t, c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c nh\u1ea5t. V\u00ec th\u1ebf d\u00e0n 10 s\u1ed1 so v\u1edbi d\u00e0n 20 s\u1ed1 hay 36 s\u1ed1 \u0111\u1ec1 th\u01b0\u1eddng c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng cao h\u01a1n h\u1eb3n.<\/p>\n\n\n\n
H\u01b0\u1edbng d\u1eabn ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n 10 s\u1ed1<\/strong><\/h2>\n\n\n\nNh\u1eb1m gi\u00fap b\u1ea1n m\u1edbi d\u1ec5 d\u00e0ng t\u1eadp t\u00e0nh ch\u01a1i l\u00f4 \u0111\u1ec1 v\u00e0 nh\u1eadp cu\u1ed9c nhanh ch\u00f3ng \u00edt g\u1eb7p r\u1ee7i ro sau \u0111\u00e2y l\u00e0 c\u00e1ch ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1. Ch\u1ec9 c\u1ea7n b\u1ea1n d\u00e0nh th\u1eddi gian t\u00ecm hi\u1ec3u m\u1ed9t ch\u00fat l\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng th\u00e0nh c\u00f4ng. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n\n\n\nD\u00e0n \u0111\u1ec1 10 s\u1ed1 khung 3 ng\u00e0y<\/em><\/strong><\/h3>\n\n\n\nM\u1eb7c d\u00f9 khi \u0111\u00e1nh d\u00e0n \u0111\u1ec1 ban \u0111\u1ea7u anh em c\u1ea7n ph\u1ea3i b\u1ecf ra s\u1ed1 v\u1ed1n l\u1edbn nh\u01b0ng \u0111\u00f4i l\u1ea1i t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng l\u1ea1i r\u1ea5t cao. V\u00e0 m\u1ed9t trong nh\u1eefng chi\u1ebfn thu\u1eadt hi\u1ec7u qu\u1ea3 mang \u0111\u1ebfn l\u1ee3i nhu\u1eadn t\u1ed1t \u0111\u00f3 l\u00e0 ch\u1ed1t d\u00e0n \u0111\u1ec1 nu\u00f4i khung 3 ng\u00e0y. T\u1ea5t nhi\u00ean \u0111\u1ec3 t\u00ecm ra \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 may m\u1eafn cho 10 s\u1ed1 n\u00e0y anh em h\u00e3y soi c\u1ea7u d\u1ef1a v\u00e0o t\u1ed5ng 2 s\u1ed1 cu\u1ed1i c\u00f9ng thu\u1ed9c gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. \u0110\u1ed3ng th\u1eddi anh em th\u1ed1ng k\u00ea th\u00eam t\u1ef7 l\u1ec7 xu\u1ea5t hi\u1ec7n c\u00e1c \u0111\u1ea7u \u0111u\u00f4i c\u1ee7a nh\u1eefng con s\u1ed1 \u0111\u00f3 l\u00e0 \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n![\"Ch\u1ed1t](\"https:\/\/soicauvip99.com\/wp-content\/uploads\/2024\/11\/Chot-dan-de-MB-sieu-chuan-10-so-nuoi-khung-3-ngay-hieu-qua.jpg\")
<\/figure>\n\n\n\nCh\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n 10 s\u1ed1 nu\u00f4i khung 3 ng\u00e0y hi\u1ec7u qu\u1ea3<\/em><\/p>\n\n\n\n\u00bb<\/strong><\/mark><\/strong><\/mark> ch\u1ed1t s\u1ed1 \u0111\u1ec1 h\u00f4m nay<\/mark><\/a> <\/strong><\/span>\u00ab<\/strong><\/mark><\/strong><\/mark><\/p>\n\n\n\nN\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u h\u01a1n b\u1ea1n h\u00e3y c\u1eadp nh\u1eadt l\u1ea1i b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 trong v\u00f2ng 7 ng\u00e0y v\u1eeba qua xem gi\u1ea3i \u0111\u1eb7c bi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o? B\u1ea1n t\u1ed5ng h\u1ee3p l\u1ea1i r\u1ed3i l\u1ea5y 2 s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111em c\u1ed9ng th\u00e0nh t\u1ed5ng v\u1edbi nhau. Cu\u1ed1i c\u00f9ng b\u1ea1n l\u1ea5y h\u00e0ng \u0111\u01a1n v\u1ecb c\u1ee7a t\u1ed5ng \u1ea5y t\u1ea1o th\u00e0nh d\u00e0n \u0111\u1ec1 10 s\u1ed1 \u0111\u1ec3 ch\u01a1i.<\/p>\n\n\n\n
V\u00ed d\u1ee5 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a x\u1ed5 s\u1ed1 MB \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 32385. V\u1eady anh em \u0111em c\u1ed9ng 2 s\u1ed1 cu\u1ed1i l\u00e0 3 + 8 = 13. S\u1ed1 ta c\u1ea7n t\u00ecm l\u00fac n\u00e0y ch\u00ednh l\u00e0 h\u00e0ng \u0111\u01a1n v\u1ecb 3. L\u00fac n\u00e0y anh em suy ra c\u00e1c con s\u1ed1 c\u00f3 t\u1ed5ng c\u1ed9ng b\u1eb1ng 3 \u0111\u1ec3 l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1. Bao g\u1ed3m 03, 30, 49, 67, 76 ho\u1eb7c l\u00e0 58, 94. V\u1edbi d\u00e0n \u0111\u1ec1 10 s\u1ed1 n\u00e0y anh em nu\u00f4i trong v\u00f2ng 3 ng\u00e0y m\u00e0 kh\u00f4ng th\u1ea5y n\u1ed5 th\u00ec anh em b\u1ecf qua \u0111\u1eebng n\u00ean nu\u00f4i ti\u1ebfp n\u1eefa.<\/p>\n\n\n\n
D\u00e0n \u0111\u1ec1 10 s\u1ed1 khung 5 ng\u00e0y<\/em><\/strong><\/h3>\n\n\n\nM\u1ed9t khi n\u00f3i \u0111\u1ebfn d\u00e0n \u0111\u1ec1 10 s\u1ed1 nu\u00f4i trong v\u00f2ng 5 ng\u00e0y nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i s\u1ebd c\u00f3 suy ngh\u0129 l\u00e0 c\u00e1ch ch\u01a1i \u0111\u1ed1t ti\u1ec1n, kh\u00f4ng ph\u00f9 h\u1ee3p. Th\u1ebf nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady \u0111\u00e2u nh\u00e9. Vi\u1ec7c anh em nu\u00f4i khung 5 ng\u00e0y b\u1ea3n ch\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1c s\u1ed1 n\u00e0y \u0111\u1ebfn ng\u00e0y th\u1ee9 5 m\u1edbi c\u00f3 th\u1ec3 v\u1ec1. Thay v\u00e0o \u0111\u00f3 nh\u1eefng con s\u1ed1 v\u1eeba ch\u1ed1t c\u00f3 th\u1ec3 s\u1ebd tr\u1ea3 th\u01b0\u1edfng v\u00e0o ng\u00e0y h\u00f4m sau ho\u1eb7c 2, 3 ng\u00e0y ti\u1ebfp. V\u00ec v\u1eady n\u00ean c\u00e1ch th\u1ee9c nu\u00f4i d\u00e0n 10 s\u1ed1 khung 5 ng\u00e0y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1 an to\u00e0n mang \u0111\u1ebfn l\u1ee3i nhu\u1eadn cao.<\/p>\n\n\n\n![\"Ch\u1ed1t](\"https:\/\/soicauvip99.com\/wp-content\/uploads\/2024\/11\/Chot-dan-de-khung-5-ngay.jpg\")
<\/figure>\n\n\n\nCh\u1ed1t d\u00e0n \u0111\u1ec1 khung 5 ng\u00e0y<\/em><\/p>\n\n\n\nC\u00f3 r\u1ea5t nhi\u1ec1u nhi\u1ec1u c\u00e1ch \u0111\u1ec3 ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1 nu\u00f4i khung 5 ng\u00e0y. Trong \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1ch l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1 theo hi\u1ec7u 1 c\u1ee7a s\u1ed1 \u0111\u1ec1. C\u1ee5 th\u1ec3 v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y anh em s\u1ebd ti\u1ebfn h\u00e0nh l\u1ea5y 2 s\u1ed1 cu\u1ed1i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0o ng\u00e0y th\u1ee9 5 m\u1ed7i tu\u1ea7n (k\u00fd hi\u1ec7u XY). Ti\u1ebfp \u0111\u1ebfn anh em l\u1ea5y X – 1 \u0111\u1ec3 thu \u0111\u01b0\u1ee3c hi\u1ec7u c\u1ee7a 1 l\u00f4 t\u01b0\u01a1ng \u1ee9ng. Sau \u0111\u00f3 anh em \u0111em gh\u00e9p con s\u1ed1 \u1ea5y v\u1edbi 7 \u0111\u1ec3 t\u1ea1o th\u00e0nh 1 s\u1ed1 n\u1eefa.<\/p>\n\n\n\nV\u1eady l\u00fac n\u00e0y anh em s\u1ebd thu \u0111\u01b0\u1ee3c m\u1ed9t d\u00e0n \u0111\u1ec1 10 s\u1ed1 t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00f4ng th\u1ee9c. C\u1ee5 th\u1ec3 l\u00e0 0(x – 1), 1(x – 1), 2(x -1), 3(x -1),…. 7(x -1), 8(x -1) v\u00e0 9(x -1) . Tr\u01b0\u1eddng h\u1ee3p n\u1ebfu m\u00e0 X anh em t\u00ecm \u0111\u01b0\u1ee3c l\u00e0 0 th\u00ec h\u00e3y nh\u1edb t\u00ednh lu\u00f4n X – 1 = 1 r\u1ed3i anh em m\u1edbi \u0111em gh\u00e9p v\u1edbi \u0111u\u00f4i Y t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 ch\u1ed1t s\u1ed1 \u0111\u1ec1 c\u1ee7a d\u00e0n. <\/p>\n\n\n\n
Soi d\u00e0n 10 s\u1ed1 theo \u0111\u1ea7u<\/em><\/strong><\/h3>\n\n\n\nK\u1ebft d\u00e0n theo \u0111\u1ea7u c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch ch\u01a1i \u0111\u01b0\u1ee3c kh\u00f4ng \u00edt anh em cao th\u1ee7 \u00e1p d\u1ee5ng. B\u1edfi l\u1ebd c\u00e1ch th\u1ee9c n\u00e0y mang t\u00ednh \u0111\u01a1n gi\u1ea3n, d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n. Trong khi \u0111\u00f3, hi\u1ec7u qu\u1ea3 mang \u0111\u1ebfn l\u1ea1i kh\u00f4ng k\u00e9m ph\u1ea7n \u1ea5n t\u01b0\u1ee3ng.<\/p>\n\n\n\n
\u0110\u1ed1i v\u1edbi c\u00e1ch n\u00e0y anh em ch\u1ec9 c\u1ea7n ph\u00e2n t\u00edch, ch\u1ecdn ra con s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t tr\u1ea3 v\u1ec1 cao nh\u1ea5t. Sau \u0111\u00f3, anh \u0111em l\u1ea5y s\u1ed1 \u0111\u00f3 l\u00e0m ch\u1ea1m \u0111\u1ea7u r\u1ed3i gh\u00e9p v\u1edbi d\u00e3y s\u1ed1 0 \u0111\u1ebfn 9. M\u1eb7c d\u00f9 s\u1ed1 ti\u1ec1n c\u01b0\u1ee3c l\u00fac n\u00e0y s\u1ebd b\u1ecb chia nh\u1ecf nh\u01b0ng t\u1ef7 l\u1ec7 \u0103n l\u00ean \u0111\u1ebfn 10% v\u00e0 \u00edt c\u00f3 tr\u01b0\u1eddng h\u1ee3p b\u1ecb l\u1ed7 n\u1eb7ng.<\/p>\n\n\n\n![\"Th\u1eafng](\"https:\/\/soicauvip99.com\/wp-content\/uploads\/2024\/11\/Thang-lon-khi-su-dung-cach-chot-so-dan-de-theo-dau-hieu-qua.jpg\")
<\/figure>\n\n\n\nTh\u1eafng l\u1edbn khi s\u1eed d\u1ee5ng c\u00e1ch ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 theo \u0111\u1ea7u hi\u1ec7u qu\u1ea3<\/em><\/p>\n\n\n\n\u00bb<\/strong><\/mark><\/strong><\/mark> soi c\u1ea7u d\u00e0n l\u00f4 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc<\/mark><\/a><\/strong> <\/strong><\/span>\u00ab<\/strong><\/mark><\/strong><\/mark><\/p>\n\n\n\n\u0110\u1ec3 d\u1ec5 hi\u1ec3u h\u01a1n v\u00ed d\u1ee5 anh em ki\u1ec3m tra gi\u1ea3i \u0111\u1eb7c bi\u1ec7t th\u1ea5y tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 l\u00e0 30981. L\u00fac n\u00e0y anh em c\u1ed9ng t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u1ebfn khi ch\u1ec9 c\u00f2n 1 ch\u1eef s\u1ed1 l\u00e0 3 + 0 + 9 + 8 + 1 = 21 ti\u1ebfp 2 + 1 = 3. V\u1eady con s\u1ed1 anh em c\u1ea7n t\u00ecm \u0111\u1ec3 ch\u1ea1m \u0111\u1ea7u \u1edf \u0111\u00e2y l\u00e0 3. B\u00e2y gi\u1edd anh em \u0111em gh\u00e9p 3 v\u1edbi d\u00e3y t\u1eeb 0 \u0111\u1ebfn 9 l\u00e0 c\u00f3 ngay d\u00e0n \u0111\u1ec1 10 s\u1ed1 may m\u1eafn \u0111\u1ec3 \u0111\u00e1nh. C\u1ee5 th\u1ec3 l\u00e0 30, 31, 32, 33,…38, 39. Ngo\u00e0i ra v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y anh em c\u0169ng c\u00f3 th\u1ec3 \u0111\u00e1nh ch\u1ea1m \u0111u\u00f4i c\u0169ng \u0111\u01b0\u1ee3c. V\u00e0 thay v\u00ec gh\u00e9p \u1edf \u0111\u00e2u th\u00ec gh\u00e9p \u1edf \u0111u\u00f4i l\u00e0 03, 13, 23, 33,…73, 83 v\u00e0 93.<\/p>\n\n\n\n
Soi d\u00e0n 10 s\u1ed1 theo t\u1ed5ng c\u00e1c s\u1ed1 nh\u1ecf h\u01a1n 10<\/em><\/strong><\/h3>\n\n\n\nHi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n \u1edf ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1t s\u1ed1 n\u00e0y l\u00e0 anh em s\u1eed d\u1ee5ng c\u00e1c s\u1ed1 t\u1eeb 0 \u0111\u1ebfn 9 k\u1ebft h\u1ee3p v\u1edbi nhau. Anh em l\u00e0m c\u00e1ch n\u00e0o m\u00e0 gh\u00e9p c\u00e1c s\u1ed1 l\u1ea1i v\u1edbi nhau \u0111\u01b0\u1ee3c t\u1ed5ng nh\u1ecf h\u01a1n 10. \u0110\u00e2y l\u00e0 m\u1ed9t trong c\u00e1c lo\u1ea1i d\u00e0n \u0111\u1ec1 c\u01a1 b\u1ea3n nh\u01b0ng l\u1ea1i r\u1ea5t \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng. Do \u0111\u00f3 anh em nh\u1edb b\u1ecf t\u00fai \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n.<\/strong><\/p>\n\n\n\n![\"S\u1eed](\"https:\/\/soicauvip99.com\/wp-content\/uploads\/2024\/11\/Su-dung-tong-cac-so-nho-hon-10-chot-so-dan-de.jpg\")
<\/figure>\n\n\n\nS\u1eed d\u1ee5ng t\u1ed5ng c\u00e1c s\u1ed1 nh\u1ecf h\u01a1n 10 ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1<\/em><\/p>\n\n\n\nV\u00e0 theo quy lu\u1eadt chung, theo nghi\u00ean c\u1ee9u chung c\u1ee7a c\u00e1c cao th\u1ee7 s\u1ed1 \u0111\u1ec1 th\u00ec d\u00e0n s\u1ed1 \u0111\u1ec1 theo t\u1ed5ng nh\u1ecf h\u01a1n 10 c\u01a1 b\u1ea3n s\u1ebd g\u1ed3m 55 s\u1ed1 sau. Anh em h\u00e3y tham kh\u1ea3o v\u00e0 ch\u1ecdn l\u1ecdc ra c\u00e1c s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t v\u1ec1 cao nh\u1ea5t th\u00f4ng qua s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u, lo\u1ea1i tr\u1eeb kh\u00e1c. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n
\n- D\u00e3y s\u1ed1 00, 01, 02,…\u0111\u1ebfn 09<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 10, 11, 12,…\u0111\u1ebfn 18<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 20, 21,….\u0111\u1ebfn 27<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 30, 31,…\u0111\u1ebfn 36<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 40, 41,…\u0111\u1ebfn 45<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 50, 51,…\u0111\u1ebfn 54<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 60, 61, 62 v\u00e0 63<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 70, 71 v\u00e0 72<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 80, 81<\/li>\n\n\n\n
- V\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 90.<\/li>\n<\/ul>\n\n\n\n
M\u1ed9t s\u1ed1 c\u00e1ch kh\u00e1c<\/em><\/strong><\/h3>\n\n\n\nNgo\u00e0i nh\u1eefng c\u00e1ch g\u1ee3i \u00fd tr\u00ean c\u00f2n c\u00f3 r\u1ea5t nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p gi\u00fap ch\u1ed1t d\u00e0n \u0111\u1ec1 10 s\u1ed1 hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c chia s\u1ebb hi\u1ec7n nay. Trong \u0111\u00f3 \u0111i\u1ec3n h\u00ecnh nh\u01b0:<\/p>\n\n\n\n
\n- Soi theo gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/li>\n\n\n\n
- Soi theo l\u00f4 gan<\/li>\n\n\n\n
- Soi theo b\u1ea1c nh\u1edb<\/li>\n\n\n\n
- Soi theo b\u00f3ng \u00e2m d\u01b0\u01a1ng<\/li>\n\n\n\n
- ….<\/li>\n<\/ul>\n\n\n\n
K\u1ebft lu\u1eadn<\/strong> <\/h2>\n\n\n\nV\u1eeba r\u1ed3i l\u00e0 t\u1ed5ng h\u1ee3p chi ti\u1ebft c\u00e1c c\u00e1ch soi c\u1ea7u, ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1 t\u1eeb cao th\u1ee7 s\u1ed1 \u0111\u1ec1. Mong r\u1eb1ng th\u00f4ng qua nh\u1eefng gi\u1ea3i \u0111\u00e1p tr\u00ean b\u1ea1n \u0111\u00e3 c\u00f3 \u0111\u01b0\u1ee3c h\u00e0nh trang t\u1ed1t nh\u1ea5t \u0111\u1ec3 c\u00f3 th\u1ec3 t\u1ef1 tin t\u00ecm \u0111\u01b0\u1ee3c cho m\u00ecnh con s\u1ed1 may m\u1eafn \u0111\u1ec3 tr\u1edf th\u00e0nh ng\u01b0\u1eddi ch\u01a1i chi\u1ebfn th\u1eafng.<\/p>\n\n\nSOI C\u1ea6U L\u00d4 \u0110\u1ec0 MI\u1ec0N B\u1eaeC<\/span><\/h3>\nb\u1ea1ch th\u1ee7 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\nsong th\u1ee7 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1<\/strong>n<\/strong> b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n\u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nl\u00f4 xi\u00ean 2 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nl\u00f4 xi\u00ean 3 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nl\u00f4 xi\u00ean 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nSOI C\u1ea6U \u0110\u1eb8P NH\u1ea4T MI\u1ec0N B\u1eaeC<\/span><\/h3>\nd\u00e0n l\u00f4 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n l\u00f4 6 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n l\u00f4 8 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n l\u00f4 10 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 6 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 8 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 10 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nSOI C\u1ea6U MI\u1ec0N NAM CH\u00cdNH X\u00c1C<\/span><\/h3>\nx\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nc\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n\u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\ngi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nbao l\u00f4 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nl\u00f4 3 s\u1ed1 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 l\u00f4 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nSOI C\u1ea6U MI\u1ec0N TRUNG CH\u00cdNH X\u00c1C<\/span><\/h3>\nx\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\nc\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n\u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\ngi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n
T\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m d\u00e0n \u0111\u1ec1 10 s\u1ed1 l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00e2u n\u0103m vi\u1ec7c s\u1eed d\u1ee5ng k\u1ef9 n\u0103ng c\u1ee7a m\u00ecnh \u0111\u1ec3 ch\u1ecdn \u0111\u00fang con s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t n\u1ed5 cao nh\u1ea5t trong ng\u00e0y kh\u00f4ng qu\u00e1 ph\u1ee9c t\u1ea1p. Th\u1ebf nh\u01b0ng \u0111\u1ed1i v\u1edbi t\u00e2n th\u1ee7 m\u1edbi t\u1eadp t\u00e0nh ch\u01a1i th\u00ec c\u1ea7n ph\u1ea3i m\u1ea5t nhi\u1ec1u th\u1eddi gian t\u00ecm t\u00f2i, nghi\u00ean c\u1ee9u. V\u00e0 \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u1ed1t \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 10 s\u1ed1 chu\u1ea9n MB th\u00ec tr\u01b0\u1edbc h\u1ebft anh em c\u1ea7n hi\u1ec3u r\u00f5 d\u00e0n \u0111\u1ec1 10 s\u1ed1 l\u00e0 g\u00ec.<\/p>\n\n\n\n<\/figure>\n\n\n\nHi\u1ec3u r\u00f5 d\u00e0n \u0111\u1ec1 10 s\u1ed1 s\u1ebd gi\u00fap vi\u1ec7c ph\u00e1n \u0111o\u00e1n tr\u1edf n\u00ean th\u00e0nh th\u1ea1o h\u01a1n<\/em><\/p>\n\n\n\nTheo \u0111\u00f3 d\u00e0n \u0111\u1ec1 c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t d\u00e3y s\u1ed1 kh\u00e1c nhau ho\u1eb7c m\u1ed9t nh\u00f3m con s\u1ed1 c\u1ee5 th\u1ec3. V\u00e0 nh\u00f3m con s\u1ed1 \u1ea5y g\u1ed3m 10 con s\u1ed1 nh\u1ea5t \u0111\u1ecbnh. Nh\u1eefng con s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e3 tr\u1ea3i qua qu\u00e1 tr\u00ecnh ph\u00e2n t\u00edch, soi c\u1ea7u mang \u0111\u1ebfn x\u00e1c su\u1ea5t n\u1ed5 th\u01b0\u1edfng cao nh\u1ea5t, c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c nh\u1ea5t. V\u00ec th\u1ebf d\u00e0n 10 s\u1ed1 so v\u1edbi d\u00e0n 20 s\u1ed1 hay 36 s\u1ed1 \u0111\u1ec1 th\u01b0\u1eddng c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng cao h\u01a1n h\u1eb3n.<\/p>\n\n\n\n
H\u01b0\u1edbng d\u1eabn ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n 10 s\u1ed1<\/strong><\/h2>\n\n\n\nNh\u1eb1m gi\u00fap b\u1ea1n m\u1edbi d\u1ec5 d\u00e0ng t\u1eadp t\u00e0nh ch\u01a1i l\u00f4 \u0111\u1ec1 v\u00e0 nh\u1eadp cu\u1ed9c nhanh ch\u00f3ng \u00edt g\u1eb7p r\u1ee7i ro sau \u0111\u00e2y l\u00e0 c\u00e1ch ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1. Ch\u1ec9 c\u1ea7n b\u1ea1n d\u00e0nh th\u1eddi gian t\u00ecm hi\u1ec3u m\u1ed9t ch\u00fat l\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng th\u00e0nh c\u00f4ng. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n\n\n\nD\u00e0n \u0111\u1ec1 10 s\u1ed1 khung 3 ng\u00e0y<\/em><\/strong><\/h3>\n\n\n\nM\u1eb7c d\u00f9 khi \u0111\u00e1nh d\u00e0n \u0111\u1ec1 ban \u0111\u1ea7u anh em c\u1ea7n ph\u1ea3i b\u1ecf ra s\u1ed1 v\u1ed1n l\u1edbn nh\u01b0ng \u0111\u00f4i l\u1ea1i t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng l\u1ea1i r\u1ea5t cao. V\u00e0 m\u1ed9t trong nh\u1eefng chi\u1ebfn thu\u1eadt hi\u1ec7u qu\u1ea3 mang \u0111\u1ebfn l\u1ee3i nhu\u1eadn t\u1ed1t \u0111\u00f3 l\u00e0 ch\u1ed1t d\u00e0n \u0111\u1ec1 nu\u00f4i khung 3 ng\u00e0y. T\u1ea5t nhi\u00ean \u0111\u1ec3 t\u00ecm ra \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 may m\u1eafn cho 10 s\u1ed1 n\u00e0y anh em h\u00e3y soi c\u1ea7u d\u1ef1a v\u00e0o t\u1ed5ng 2 s\u1ed1 cu\u1ed1i c\u00f9ng thu\u1ed9c gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. \u0110\u1ed3ng th\u1eddi anh em th\u1ed1ng k\u00ea th\u00eam t\u1ef7 l\u1ec7 xu\u1ea5t hi\u1ec7n c\u00e1c \u0111\u1ea7u \u0111u\u00f4i c\u1ee7a nh\u1eefng con s\u1ed1 \u0111\u00f3 l\u00e0 \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<\/figure>\n\n\n\nCh\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n 10 s\u1ed1 nu\u00f4i khung 3 ng\u00e0y hi\u1ec7u qu\u1ea3<\/em><\/p>\n\n\n\n\u00bb<\/strong><\/mark><\/strong><\/mark> ch\u1ed1t s\u1ed1 \u0111\u1ec1 h\u00f4m nay<\/mark><\/a> <\/strong><\/span>\u00ab<\/strong><\/mark><\/strong><\/mark><\/p>\n\n\n\nN\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u h\u01a1n b\u1ea1n h\u00e3y c\u1eadp nh\u1eadt l\u1ea1i b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 trong v\u00f2ng 7 ng\u00e0y v\u1eeba qua xem gi\u1ea3i \u0111\u1eb7c bi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o? B\u1ea1n t\u1ed5ng h\u1ee3p l\u1ea1i r\u1ed3i l\u1ea5y 2 s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111em c\u1ed9ng th\u00e0nh t\u1ed5ng v\u1edbi nhau. Cu\u1ed1i c\u00f9ng b\u1ea1n l\u1ea5y h\u00e0ng \u0111\u01a1n v\u1ecb c\u1ee7a t\u1ed5ng \u1ea5y t\u1ea1o th\u00e0nh d\u00e0n \u0111\u1ec1 10 s\u1ed1 \u0111\u1ec3 ch\u01a1i.<\/p>\n\n\n\n
V\u00ed d\u1ee5 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a x\u1ed5 s\u1ed1 MB \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 32385. V\u1eady anh em \u0111em c\u1ed9ng 2 s\u1ed1 cu\u1ed1i l\u00e0 3 + 8 = 13. S\u1ed1 ta c\u1ea7n t\u00ecm l\u00fac n\u00e0y ch\u00ednh l\u00e0 h\u00e0ng \u0111\u01a1n v\u1ecb 3. L\u00fac n\u00e0y anh em suy ra c\u00e1c con s\u1ed1 c\u00f3 t\u1ed5ng c\u1ed9ng b\u1eb1ng 3 \u0111\u1ec3 l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1. Bao g\u1ed3m 03, 30, 49, 67, 76 ho\u1eb7c l\u00e0 58, 94. V\u1edbi d\u00e0n \u0111\u1ec1 10 s\u1ed1 n\u00e0y anh em nu\u00f4i trong v\u00f2ng 3 ng\u00e0y m\u00e0 kh\u00f4ng th\u1ea5y n\u1ed5 th\u00ec anh em b\u1ecf qua \u0111\u1eebng n\u00ean nu\u00f4i ti\u1ebfp n\u1eefa.<\/p>\n\n\n\n
D\u00e0n \u0111\u1ec1 10 s\u1ed1 khung 5 ng\u00e0y<\/em><\/strong><\/h3>\n\n\n\nM\u1ed9t khi n\u00f3i \u0111\u1ebfn d\u00e0n \u0111\u1ec1 10 s\u1ed1 nu\u00f4i trong v\u00f2ng 5 ng\u00e0y nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i s\u1ebd c\u00f3 suy ngh\u0129 l\u00e0 c\u00e1ch ch\u01a1i \u0111\u1ed1t ti\u1ec1n, kh\u00f4ng ph\u00f9 h\u1ee3p. Th\u1ebf nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady \u0111\u00e2u nh\u00e9. Vi\u1ec7c anh em nu\u00f4i khung 5 ng\u00e0y b\u1ea3n ch\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1c s\u1ed1 n\u00e0y \u0111\u1ebfn ng\u00e0y th\u1ee9 5 m\u1edbi c\u00f3 th\u1ec3 v\u1ec1. Thay v\u00e0o \u0111\u00f3 nh\u1eefng con s\u1ed1 v\u1eeba ch\u1ed1t c\u00f3 th\u1ec3 s\u1ebd tr\u1ea3 th\u01b0\u1edfng v\u00e0o ng\u00e0y h\u00f4m sau ho\u1eb7c 2, 3 ng\u00e0y ti\u1ebfp. V\u00ec v\u1eady n\u00ean c\u00e1ch th\u1ee9c nu\u00f4i d\u00e0n 10 s\u1ed1 khung 5 ng\u00e0y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1 an to\u00e0n mang \u0111\u1ebfn l\u1ee3i nhu\u1eadn cao.<\/p>\n\n\n\n<\/figure>\n\n\n\nCh\u1ed1t d\u00e0n \u0111\u1ec1 khung 5 ng\u00e0y<\/em><\/p>\n\n\n\nC\u00f3 r\u1ea5t nhi\u1ec1u nhi\u1ec1u c\u00e1ch \u0111\u1ec3 ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1 nu\u00f4i khung 5 ng\u00e0y. Trong \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1ch l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1 theo hi\u1ec7u 1 c\u1ee7a s\u1ed1 \u0111\u1ec1. C\u1ee5 th\u1ec3 v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y anh em s\u1ebd ti\u1ebfn h\u00e0nh l\u1ea5y 2 s\u1ed1 cu\u1ed1i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0o ng\u00e0y th\u1ee9 5 m\u1ed7i tu\u1ea7n (k\u00fd hi\u1ec7u XY). Ti\u1ebfp \u0111\u1ebfn anh em l\u1ea5y X – 1 \u0111\u1ec3 thu \u0111\u01b0\u1ee3c hi\u1ec7u c\u1ee7a 1 l\u00f4 t\u01b0\u01a1ng \u1ee9ng. Sau \u0111\u00f3 anh em \u0111em gh\u00e9p con s\u1ed1 \u1ea5y v\u1edbi 7 \u0111\u1ec3 t\u1ea1o th\u00e0nh 1 s\u1ed1 n\u1eefa.<\/p>\n\n\n\nV\u1eady l\u00fac n\u00e0y anh em s\u1ebd thu \u0111\u01b0\u1ee3c m\u1ed9t d\u00e0n \u0111\u1ec1 10 s\u1ed1 t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00f4ng th\u1ee9c. C\u1ee5 th\u1ec3 l\u00e0 0(x – 1), 1(x – 1), 2(x -1), 3(x -1),…. 7(x -1), 8(x -1) v\u00e0 9(x -1) . Tr\u01b0\u1eddng h\u1ee3p n\u1ebfu m\u00e0 X anh em t\u00ecm \u0111\u01b0\u1ee3c l\u00e0 0 th\u00ec h\u00e3y nh\u1edb t\u00ednh lu\u00f4n X – 1 = 1 r\u1ed3i anh em m\u1edbi \u0111em gh\u00e9p v\u1edbi \u0111u\u00f4i Y t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 ch\u1ed1t s\u1ed1 \u0111\u1ec1 c\u1ee7a d\u00e0n. <\/p>\n\n\n\n
Soi d\u00e0n 10 s\u1ed1 theo \u0111\u1ea7u<\/em><\/strong><\/h3>\n\n\n\nK\u1ebft d\u00e0n theo \u0111\u1ea7u c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch ch\u01a1i \u0111\u01b0\u1ee3c kh\u00f4ng \u00edt anh em cao th\u1ee7 \u00e1p d\u1ee5ng. B\u1edfi l\u1ebd c\u00e1ch th\u1ee9c n\u00e0y mang t\u00ednh \u0111\u01a1n gi\u1ea3n, d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n. Trong khi \u0111\u00f3, hi\u1ec7u qu\u1ea3 mang \u0111\u1ebfn l\u1ea1i kh\u00f4ng k\u00e9m ph\u1ea7n \u1ea5n t\u01b0\u1ee3ng.<\/p>\n\n\n\n
\u0110\u1ed1i v\u1edbi c\u00e1ch n\u00e0y anh em ch\u1ec9 c\u1ea7n ph\u00e2n t\u00edch, ch\u1ecdn ra con s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t tr\u1ea3 v\u1ec1 cao nh\u1ea5t. Sau \u0111\u00f3, anh \u0111em l\u1ea5y s\u1ed1 \u0111\u00f3 l\u00e0m ch\u1ea1m \u0111\u1ea7u r\u1ed3i gh\u00e9p v\u1edbi d\u00e3y s\u1ed1 0 \u0111\u1ebfn 9. M\u1eb7c d\u00f9 s\u1ed1 ti\u1ec1n c\u01b0\u1ee3c l\u00fac n\u00e0y s\u1ebd b\u1ecb chia nh\u1ecf nh\u01b0ng t\u1ef7 l\u1ec7 \u0103n l\u00ean \u0111\u1ebfn 10% v\u00e0 \u00edt c\u00f3 tr\u01b0\u1eddng h\u1ee3p b\u1ecb l\u1ed7 n\u1eb7ng.<\/p>\n\n\n\n<\/figure>\n\n\n\nTh\u1eafng l\u1edbn khi s\u1eed d\u1ee5ng c\u00e1ch ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 theo \u0111\u1ea7u hi\u1ec7u qu\u1ea3<\/em><\/p>\n\n\n\n\u00bb<\/strong><\/mark><\/strong><\/mark> soi c\u1ea7u d\u00e0n l\u00f4 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc<\/mark><\/a><\/strong> <\/strong><\/span>\u00ab<\/strong><\/mark><\/strong><\/mark><\/p>\n\n\n\n\u0110\u1ec3 d\u1ec5 hi\u1ec3u h\u01a1n v\u00ed d\u1ee5 anh em ki\u1ec3m tra gi\u1ea3i \u0111\u1eb7c bi\u1ec7t th\u1ea5y tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 l\u00e0 30981. L\u00fac n\u00e0y anh em c\u1ed9ng t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u1ebfn khi ch\u1ec9 c\u00f2n 1 ch\u1eef s\u1ed1 l\u00e0 3 + 0 + 9 + 8 + 1 = 21 ti\u1ebfp 2 + 1 = 3. V\u1eady con s\u1ed1 anh em c\u1ea7n t\u00ecm \u0111\u1ec3 ch\u1ea1m \u0111\u1ea7u \u1edf \u0111\u00e2y l\u00e0 3. B\u00e2y gi\u1edd anh em \u0111em gh\u00e9p 3 v\u1edbi d\u00e3y t\u1eeb 0 \u0111\u1ebfn 9 l\u00e0 c\u00f3 ngay d\u00e0n \u0111\u1ec1 10 s\u1ed1 may m\u1eafn \u0111\u1ec3 \u0111\u00e1nh. C\u1ee5 th\u1ec3 l\u00e0 30, 31, 32, 33,…38, 39. Ngo\u00e0i ra v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y anh em c\u0169ng c\u00f3 th\u1ec3 \u0111\u00e1nh ch\u1ea1m \u0111u\u00f4i c\u0169ng \u0111\u01b0\u1ee3c. V\u00e0 thay v\u00ec gh\u00e9p \u1edf \u0111\u00e2u th\u00ec gh\u00e9p \u1edf \u0111u\u00f4i l\u00e0 03, 13, 23, 33,…73, 83 v\u00e0 93.<\/p>\n\n\n\n
Soi d\u00e0n 10 s\u1ed1 theo t\u1ed5ng c\u00e1c s\u1ed1 nh\u1ecf h\u01a1n 10<\/em><\/strong><\/h3>\n\n\n\nHi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n \u1edf ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1t s\u1ed1 n\u00e0y l\u00e0 anh em s\u1eed d\u1ee5ng c\u00e1c s\u1ed1 t\u1eeb 0 \u0111\u1ebfn 9 k\u1ebft h\u1ee3p v\u1edbi nhau. Anh em l\u00e0m c\u00e1ch n\u00e0o m\u00e0 gh\u00e9p c\u00e1c s\u1ed1 l\u1ea1i v\u1edbi nhau \u0111\u01b0\u1ee3c t\u1ed5ng nh\u1ecf h\u01a1n 10. \u0110\u00e2y l\u00e0 m\u1ed9t trong c\u00e1c lo\u1ea1i d\u00e0n \u0111\u1ec1 c\u01a1 b\u1ea3n nh\u01b0ng l\u1ea1i r\u1ea5t \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng. Do \u0111\u00f3 anh em nh\u1edb b\u1ecf t\u00fai \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n.<\/strong><\/p>\n\n\n\n<\/figure>\n\n\n\nS\u1eed d\u1ee5ng t\u1ed5ng c\u00e1c s\u1ed1 nh\u1ecf h\u01a1n 10 ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1<\/em><\/p>\n\n\n\nV\u00e0 theo quy lu\u1eadt chung, theo nghi\u00ean c\u1ee9u chung c\u1ee7a c\u00e1c cao th\u1ee7 s\u1ed1 \u0111\u1ec1 th\u00ec d\u00e0n s\u1ed1 \u0111\u1ec1 theo t\u1ed5ng nh\u1ecf h\u01a1n 10 c\u01a1 b\u1ea3n s\u1ebd g\u1ed3m 55 s\u1ed1 sau. Anh em h\u00e3y tham kh\u1ea3o v\u00e0 ch\u1ecdn l\u1ecdc ra c\u00e1c s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t v\u1ec1 cao nh\u1ea5t th\u00f4ng qua s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u, lo\u1ea1i tr\u1eeb kh\u00e1c. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n
\n- D\u00e3y s\u1ed1 00, 01, 02,…\u0111\u1ebfn 09<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 10, 11, 12,…\u0111\u1ebfn 18<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 20, 21,….\u0111\u1ebfn 27<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 30, 31,…\u0111\u1ebfn 36<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 40, 41,…\u0111\u1ebfn 45<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 50, 51,…\u0111\u1ebfn 54<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 60, 61, 62 v\u00e0 63<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 70, 71 v\u00e0 72<\/li>\n\n\n\n
- D\u00e3y s\u1ed1 80, 81<\/li>\n\n\n\n
- V\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 90.<\/li>\n<\/ul>\n\n\n\n
M\u1ed9t s\u1ed1 c\u00e1ch kh\u00e1c<\/em><\/strong><\/h3>\n\n\n\nNgo\u00e0i nh\u1eefng c\u00e1ch g\u1ee3i \u00fd tr\u00ean c\u00f2n c\u00f3 r\u1ea5t nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p gi\u00fap ch\u1ed1t d\u00e0n \u0111\u1ec1 10 s\u1ed1 hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c chia s\u1ebb hi\u1ec7n nay. Trong \u0111\u00f3 \u0111i\u1ec3n h\u00ecnh nh\u01b0:<\/p>\n\n\n\n
\n- Soi theo gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/li>\n\n\n\n
- Soi theo l\u00f4 gan<\/li>\n\n\n\n
- Soi theo b\u1ea1c nh\u1edb<\/li>\n\n\n\n
- Soi theo b\u00f3ng \u00e2m d\u01b0\u01a1ng<\/li>\n\n\n\n
- ….<\/li>\n<\/ul>\n\n\n\n
K\u1ebft lu\u1eadn<\/strong> <\/h2>\n\n\n\nV\u1eeba r\u1ed3i l\u00e0 t\u1ed5ng h\u1ee3p chi ti\u1ebft c\u00e1c c\u00e1ch soi c\u1ea7u, ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1 t\u1eeb cao th\u1ee7 s\u1ed1 \u0111\u1ec1. Mong r\u1eb1ng th\u00f4ng qua nh\u1eefng gi\u1ea3i \u0111\u00e1p tr\u00ean b\u1ea1n \u0111\u00e3 c\u00f3 \u0111\u01b0\u1ee3c h\u00e0nh trang t\u1ed1t nh\u1ea5t \u0111\u1ec3 c\u00f3 th\u1ec3 t\u1ef1 tin t\u00ecm \u0111\u01b0\u1ee3c cho m\u00ecnh con s\u1ed1 may m\u1eafn \u0111\u1ec3 tr\u1edf th\u00e0nh ng\u01b0\u1eddi ch\u01a1i chi\u1ebfn th\u1eafng.<\/p>\n\n\nSOI C\u1ea6U L\u00d4 \u0110\u1ec0 MI\u1ec0N B\u1eaeC<\/span><\/h3>\nb\u1ea1ch th\u1ee7 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\nsong th\u1ee7 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1<\/strong>n<\/strong> b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nb\u1ea1ch th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n\u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nl\u00f4 xi\u00ean 2 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nl\u00f4 xi\u00ean 3 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nl\u00f4 xi\u00ean 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nSOI C\u1ea6U \u0110\u1eb8P NH\u1ea4T MI\u1ec0N B\u1eaeC<\/span><\/h3>\nd\u00e0n l\u00f4 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n l\u00f4 6 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n l\u00f4 8 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n l\u00f4 10 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 6 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 8 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nd\u00e0n \u0111\u1ec1 10 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\nSOI C\u1ea6U MI\u1ec0N NAM CH\u00cdNH X\u00c1C<\/span><\/h3>\nx\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nc\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n\u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\ngi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nbao l\u00f4 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nl\u00f4 3 s\u1ed1 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nsong th\u1ee7 l\u00f4 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\nSOI C\u1ea6U MI\u1ec0N TRUNG CH\u00cdNH X\u00c1C<\/span><\/h3>\nx\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\nc\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n\u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\ngi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n\u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n
<\/figure>\n\n\n\nHi\u1ec3u r\u00f5 d\u00e0n \u0111\u1ec1 10 s\u1ed1 s\u1ebd gi\u00fap vi\u1ec7c ph\u00e1n \u0111o\u00e1n tr\u1edf n\u00ean th\u00e0nh th\u1ea1o h\u01a1n<\/em><\/p>\n\n\n\n Theo \u0111\u00f3 d\u00e0n \u0111\u1ec1 c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t d\u00e3y s\u1ed1 kh\u00e1c nhau ho\u1eb7c m\u1ed9t nh\u00f3m con s\u1ed1 c\u1ee5 th\u1ec3. V\u00e0 nh\u00f3m con s\u1ed1 \u1ea5y g\u1ed3m 10 con s\u1ed1 nh\u1ea5t \u0111\u1ecbnh. Nh\u1eefng con s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e3 tr\u1ea3i qua qu\u00e1 tr\u00ecnh ph\u00e2n t\u00edch, soi c\u1ea7u mang \u0111\u1ebfn x\u00e1c su\u1ea5t n\u1ed5 th\u01b0\u1edfng cao nh\u1ea5t, c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c nh\u1ea5t. V\u00ec th\u1ebf d\u00e0n 10 s\u1ed1 so v\u1edbi d\u00e0n 20 s\u1ed1 hay 36 s\u1ed1 \u0111\u1ec1 th\u01b0\u1eddng c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng cao h\u01a1n h\u1eb3n.<\/p>\n\n\n\n Nh\u1eb1m gi\u00fap b\u1ea1n m\u1edbi d\u1ec5 d\u00e0ng t\u1eadp t\u00e0nh ch\u01a1i l\u00f4 \u0111\u1ec1 v\u00e0 nh\u1eadp cu\u1ed9c nhanh ch\u00f3ng \u00edt g\u1eb7p r\u1ee7i ro sau \u0111\u00e2y l\u00e0 c\u00e1ch ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1. Ch\u1ec9 c\u1ea7n b\u1ea1n d\u00e0nh th\u1eddi gian t\u00ecm hi\u1ec3u m\u1ed9t ch\u00fat l\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng th\u00e0nh c\u00f4ng. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n\n\n\n M\u1eb7c d\u00f9 khi \u0111\u00e1nh d\u00e0n \u0111\u1ec1 ban \u0111\u1ea7u anh em c\u1ea7n ph\u1ea3i b\u1ecf ra s\u1ed1 v\u1ed1n l\u1edbn nh\u01b0ng \u0111\u00f4i l\u1ea1i t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng l\u1ea1i r\u1ea5t cao. V\u00e0 m\u1ed9t trong nh\u1eefng chi\u1ebfn thu\u1eadt hi\u1ec7u qu\u1ea3 mang \u0111\u1ebfn l\u1ee3i nhu\u1eadn t\u1ed1t \u0111\u00f3 l\u00e0 ch\u1ed1t d\u00e0n \u0111\u1ec1 nu\u00f4i khung 3 ng\u00e0y. T\u1ea5t nhi\u00ean \u0111\u1ec3 t\u00ecm ra \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 may m\u1eafn cho 10 s\u1ed1 n\u00e0y anh em h\u00e3y soi c\u1ea7u d\u1ef1a v\u00e0o t\u1ed5ng 2 s\u1ed1 cu\u1ed1i c\u00f9ng thu\u1ed9c gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. \u0110\u1ed3ng th\u1eddi anh em th\u1ed1ng k\u00ea th\u00eam t\u1ef7 l\u1ec7 xu\u1ea5t hi\u1ec7n c\u00e1c \u0111\u1ea7u \u0111u\u00f4i c\u1ee7a nh\u1eefng con s\u1ed1 \u0111\u00f3 l\u00e0 \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n Ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n 10 s\u1ed1 nu\u00f4i khung 3 ng\u00e0y hi\u1ec7u qu\u1ea3<\/em><\/p>\n\n\n\n \u00bb<\/strong><\/mark><\/strong><\/mark> ch\u1ed1t s\u1ed1 \u0111\u1ec1 h\u00f4m nay<\/mark><\/a> <\/strong><\/span>\u00ab<\/strong><\/mark><\/strong><\/mark><\/p>\n\n\n\n N\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u h\u01a1n b\u1ea1n h\u00e3y c\u1eadp nh\u1eadt l\u1ea1i b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 trong v\u00f2ng 7 ng\u00e0y v\u1eeba qua xem gi\u1ea3i \u0111\u1eb7c bi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o? B\u1ea1n t\u1ed5ng h\u1ee3p l\u1ea1i r\u1ed3i l\u1ea5y 2 s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111em c\u1ed9ng th\u00e0nh t\u1ed5ng v\u1edbi nhau. Cu\u1ed1i c\u00f9ng b\u1ea1n l\u1ea5y h\u00e0ng \u0111\u01a1n v\u1ecb c\u1ee7a t\u1ed5ng \u1ea5y t\u1ea1o th\u00e0nh d\u00e0n \u0111\u1ec1 10 s\u1ed1 \u0111\u1ec3 ch\u01a1i.<\/p>\n\n\n\n V\u00ed d\u1ee5 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a x\u1ed5 s\u1ed1 MB \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 32385. V\u1eady anh em \u0111em c\u1ed9ng 2 s\u1ed1 cu\u1ed1i l\u00e0 3 + 8 = 13. S\u1ed1 ta c\u1ea7n t\u00ecm l\u00fac n\u00e0y ch\u00ednh l\u00e0 h\u00e0ng \u0111\u01a1n v\u1ecb 3. L\u00fac n\u00e0y anh em suy ra c\u00e1c con s\u1ed1 c\u00f3 t\u1ed5ng c\u1ed9ng b\u1eb1ng 3 \u0111\u1ec3 l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1. Bao g\u1ed3m 03, 30, 49, 67, 76 ho\u1eb7c l\u00e0 58, 94. V\u1edbi d\u00e0n \u0111\u1ec1 10 s\u1ed1 n\u00e0y anh em nu\u00f4i trong v\u00f2ng 3 ng\u00e0y m\u00e0 kh\u00f4ng th\u1ea5y n\u1ed5 th\u00ec anh em b\u1ecf qua \u0111\u1eebng n\u00ean nu\u00f4i ti\u1ebfp n\u1eefa.<\/p>\n\n\n\n M\u1ed9t khi n\u00f3i \u0111\u1ebfn d\u00e0n \u0111\u1ec1 10 s\u1ed1 nu\u00f4i trong v\u00f2ng 5 ng\u00e0y nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i s\u1ebd c\u00f3 suy ngh\u0129 l\u00e0 c\u00e1ch ch\u01a1i \u0111\u1ed1t ti\u1ec1n, kh\u00f4ng ph\u00f9 h\u1ee3p. Th\u1ebf nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng v\u1eady \u0111\u00e2u nh\u00e9. Vi\u1ec7c anh em nu\u00f4i khung 5 ng\u00e0y b\u1ea3n ch\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1c s\u1ed1 n\u00e0y \u0111\u1ebfn ng\u00e0y th\u1ee9 5 m\u1edbi c\u00f3 th\u1ec3 v\u1ec1. Thay v\u00e0o \u0111\u00f3 nh\u1eefng con s\u1ed1 v\u1eeba ch\u1ed1t c\u00f3 th\u1ec3 s\u1ebd tr\u1ea3 th\u01b0\u1edfng v\u00e0o ng\u00e0y h\u00f4m sau ho\u1eb7c 2, 3 ng\u00e0y ti\u1ebfp. V\u00ec v\u1eady n\u00ean c\u00e1ch th\u1ee9c nu\u00f4i d\u00e0n 10 s\u1ed1 khung 5 ng\u00e0y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1 an to\u00e0n mang \u0111\u1ebfn l\u1ee3i nhu\u1eadn cao.<\/p>\n\n\n\n Ch\u1ed1t d\u00e0n \u0111\u1ec1 khung 5 ng\u00e0y<\/em><\/p>\n\n\n\n C\u00f3 r\u1ea5t nhi\u1ec1u nhi\u1ec1u c\u00e1ch \u0111\u1ec3 ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1 nu\u00f4i khung 5 ng\u00e0y. Trong \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1ch l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1 theo hi\u1ec7u 1 c\u1ee7a s\u1ed1 \u0111\u1ec1. C\u1ee5 th\u1ec3 v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y anh em s\u1ebd ti\u1ebfn h\u00e0nh l\u1ea5y 2 s\u1ed1 cu\u1ed1i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0o ng\u00e0y th\u1ee9 5 m\u1ed7i tu\u1ea7n (k\u00fd hi\u1ec7u XY). Ti\u1ebfp \u0111\u1ebfn anh em l\u1ea5y X – 1 \u0111\u1ec3 thu \u0111\u01b0\u1ee3c hi\u1ec7u c\u1ee7a 1 l\u00f4 t\u01b0\u01a1ng \u1ee9ng. Sau \u0111\u00f3 anh em \u0111em gh\u00e9p con s\u1ed1 \u1ea5y v\u1edbi 7 \u0111\u1ec3 t\u1ea1o th\u00e0nh 1 s\u1ed1 n\u1eefa.<\/p>\n\n\n\n V\u1eady l\u00fac n\u00e0y anh em s\u1ebd thu \u0111\u01b0\u1ee3c m\u1ed9t d\u00e0n \u0111\u1ec1 10 s\u1ed1 t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00f4ng th\u1ee9c. C\u1ee5 th\u1ec3 l\u00e0 0(x – 1), 1(x – 1), 2(x -1), 3(x -1),…. 7(x -1), 8(x -1) v\u00e0 9(x -1) . Tr\u01b0\u1eddng h\u1ee3p n\u1ebfu m\u00e0 X anh em t\u00ecm \u0111\u01b0\u1ee3c l\u00e0 0 th\u00ec h\u00e3y nh\u1edb t\u00ednh lu\u00f4n X – 1 = 1 r\u1ed3i anh em m\u1edbi \u0111em gh\u00e9p v\u1edbi \u0111u\u00f4i Y t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 ch\u1ed1t s\u1ed1 \u0111\u1ec1 c\u1ee7a d\u00e0n. <\/p>\n\n\n\n K\u1ebft d\u00e0n theo \u0111\u1ea7u c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch ch\u01a1i \u0111\u01b0\u1ee3c kh\u00f4ng \u00edt anh em cao th\u1ee7 \u00e1p d\u1ee5ng. B\u1edfi l\u1ebd c\u00e1ch th\u1ee9c n\u00e0y mang t\u00ednh \u0111\u01a1n gi\u1ea3n, d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n. Trong khi \u0111\u00f3, hi\u1ec7u qu\u1ea3 mang \u0111\u1ebfn l\u1ea1i kh\u00f4ng k\u00e9m ph\u1ea7n \u1ea5n t\u01b0\u1ee3ng.<\/p>\n\n\n\n \u0110\u1ed1i v\u1edbi c\u00e1ch n\u00e0y anh em ch\u1ec9 c\u1ea7n ph\u00e2n t\u00edch, ch\u1ecdn ra con s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t tr\u1ea3 v\u1ec1 cao nh\u1ea5t. Sau \u0111\u00f3, anh \u0111em l\u1ea5y s\u1ed1 \u0111\u00f3 l\u00e0m ch\u1ea1m \u0111\u1ea7u r\u1ed3i gh\u00e9p v\u1edbi d\u00e3y s\u1ed1 0 \u0111\u1ebfn 9. M\u1eb7c d\u00f9 s\u1ed1 ti\u1ec1n c\u01b0\u1ee3c l\u00fac n\u00e0y s\u1ebd b\u1ecb chia nh\u1ecf nh\u01b0ng t\u1ef7 l\u1ec7 \u0103n l\u00ean \u0111\u1ebfn 10% v\u00e0 \u00edt c\u00f3 tr\u01b0\u1eddng h\u1ee3p b\u1ecb l\u1ed7 n\u1eb7ng.<\/p>\n\n\n\n Th\u1eafng l\u1edbn khi s\u1eed d\u1ee5ng c\u00e1ch ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 theo \u0111\u1ea7u hi\u1ec7u qu\u1ea3<\/em><\/p>\n\n\n\n \u00bb<\/strong><\/mark><\/strong><\/mark> soi c\u1ea7u d\u00e0n l\u00f4 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc<\/mark><\/a><\/strong> <\/strong><\/span>\u00ab<\/strong><\/mark><\/strong><\/mark><\/p>\n\n\n\n \u0110\u1ec3 d\u1ec5 hi\u1ec3u h\u01a1n v\u00ed d\u1ee5 anh em ki\u1ec3m tra gi\u1ea3i \u0111\u1eb7c bi\u1ec7t th\u1ea5y tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 l\u00e0 30981. L\u00fac n\u00e0y anh em c\u1ed9ng t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u1ebfn khi ch\u1ec9 c\u00f2n 1 ch\u1eef s\u1ed1 l\u00e0 3 + 0 + 9 + 8 + 1 = 21 ti\u1ebfp 2 + 1 = 3. V\u1eady con s\u1ed1 anh em c\u1ea7n t\u00ecm \u0111\u1ec3 ch\u1ea1m \u0111\u1ea7u \u1edf \u0111\u00e2y l\u00e0 3. B\u00e2y gi\u1edd anh em \u0111em gh\u00e9p 3 v\u1edbi d\u00e3y t\u1eeb 0 \u0111\u1ebfn 9 l\u00e0 c\u00f3 ngay d\u00e0n \u0111\u1ec1 10 s\u1ed1 may m\u1eafn \u0111\u1ec3 \u0111\u00e1nh. C\u1ee5 th\u1ec3 l\u00e0 30, 31, 32, 33,…38, 39. Ngo\u00e0i ra v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y anh em c\u0169ng c\u00f3 th\u1ec3 \u0111\u00e1nh ch\u1ea1m \u0111u\u00f4i c\u0169ng \u0111\u01b0\u1ee3c. V\u00e0 thay v\u00ec gh\u00e9p \u1edf \u0111\u00e2u th\u00ec gh\u00e9p \u1edf \u0111u\u00f4i l\u00e0 03, 13, 23, 33,…73, 83 v\u00e0 93.<\/p>\n\n\n\n Hi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n \u1edf ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1t s\u1ed1 n\u00e0y l\u00e0 anh em s\u1eed d\u1ee5ng c\u00e1c s\u1ed1 t\u1eeb 0 \u0111\u1ebfn 9 k\u1ebft h\u1ee3p v\u1edbi nhau. Anh em l\u00e0m c\u00e1ch n\u00e0o m\u00e0 gh\u00e9p c\u00e1c s\u1ed1 l\u1ea1i v\u1edbi nhau \u0111\u01b0\u1ee3c t\u1ed5ng nh\u1ecf h\u01a1n 10. \u0110\u00e2y l\u00e0 m\u1ed9t trong c\u00e1c lo\u1ea1i d\u00e0n \u0111\u1ec1 c\u01a1 b\u1ea3n nh\u01b0ng l\u1ea1i r\u1ea5t \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng. Do \u0111\u00f3 anh em nh\u1edb b\u1ecf t\u00fai \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n.<\/strong><\/p>\n\n\n\n S\u1eed d\u1ee5ng t\u1ed5ng c\u00e1c s\u1ed1 nh\u1ecf h\u01a1n 10 ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1<\/em><\/p>\n\n\n\n V\u00e0 theo quy lu\u1eadt chung, theo nghi\u00ean c\u1ee9u chung c\u1ee7a c\u00e1c cao th\u1ee7 s\u1ed1 \u0111\u1ec1 th\u00ec d\u00e0n s\u1ed1 \u0111\u1ec1 theo t\u1ed5ng nh\u1ecf h\u01a1n 10 c\u01a1 b\u1ea3n s\u1ebd g\u1ed3m 55 s\u1ed1 sau. Anh em h\u00e3y tham kh\u1ea3o v\u00e0 ch\u1ecdn l\u1ecdc ra c\u00e1c s\u1ed1 c\u00f3 x\u00e1c su\u1ea5t v\u1ec1 cao nh\u1ea5t th\u00f4ng qua s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u, lo\u1ea1i tr\u1eeb kh\u00e1c. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n Ngo\u00e0i nh\u1eefng c\u00e1ch g\u1ee3i \u00fd tr\u00ean c\u00f2n c\u00f3 r\u1ea5t nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p gi\u00fap ch\u1ed1t d\u00e0n \u0111\u1ec1 10 s\u1ed1 hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c chia s\u1ebb hi\u1ec7n nay. Trong \u0111\u00f3 \u0111i\u1ec3n h\u00ecnh nh\u01b0:<\/p>\n\n\n\n V\u1eeba r\u1ed3i l\u00e0 t\u1ed5ng h\u1ee3p chi ti\u1ebft c\u00e1c c\u00e1ch soi c\u1ea7u, ch\u1ed1t d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n <\/strong>10 s\u1ed1 t\u1eeb cao th\u1ee7 s\u1ed1 \u0111\u1ec1. Mong r\u1eb1ng th\u00f4ng qua nh\u1eefng gi\u1ea3i \u0111\u00e1p tr\u00ean b\u1ea1n \u0111\u00e3 c\u00f3 \u0111\u01b0\u1ee3c h\u00e0nh trang t\u1ed1t nh\u1ea5t \u0111\u1ec3 c\u00f3 th\u1ec3 t\u1ef1 tin t\u00ecm \u0111\u01b0\u1ee3c cho m\u00ecnh con s\u1ed1 may m\u1eafn \u0111\u1ec3 tr\u1edf th\u00e0nh ng\u01b0\u1eddi ch\u01a1i chi\u1ebfn th\u1eafng.<\/p>\n\n\n b\u1ea1ch th\u1ee7 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n song th\u1ee7 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n b\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n song th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n b\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n song th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1<\/strong>n<\/strong> b\u1eafc<\/strong><\/span><\/a><\/p>\n b\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n b\u1ea1ch th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n song th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n l\u00f4 xi\u00ean 2 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n l\u00f4 xi\u00ean 3 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n l\u00f4 xi\u00ean 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n l\u00f4 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n l\u00f4 6 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n l\u00f4 8 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n l\u00f4 10 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n \u0111\u1ec1 4 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n \u0111\u1ec1 6 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n \u0111\u1ec1 8 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n d\u00e0n \u0111\u1ec1 10 mi\u1ec1n b\u1eafc<\/strong><\/span><\/a><\/p>\n x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n c\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n gi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n bao l\u00f4 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n l\u00f4 3 s\u1ed1 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n song th\u1ee7 l\u00f4 mi\u1ec1n nam<\/strong><\/span><\/a><\/p>\n x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n c\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n \u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n gi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\n \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/span><\/a><\/p>\nH\u01b0\u1edbng d\u1eabn ch\u1ed1t s\u1ed1 d\u00e0n \u0111\u1ec1 MB si\u00eau chu\u1ea9n 10 s\u1ed1<\/strong><\/h2>\n\n\n\n
D\u00e0n \u0111\u1ec1 10 s\u1ed1 khung 3 ng\u00e0y<\/em><\/strong><\/h3>\n\n\n\n
<\/figure>\n\n\n\nD\u00e0n \u0111\u1ec1 10 s\u1ed1 khung 5 ng\u00e0y<\/em><\/strong><\/h3>\n\n\n\n
<\/figure>\n\n\n\nSoi d\u00e0n 10 s\u1ed1 theo \u0111\u1ea7u<\/em><\/strong><\/h3>\n\n\n\n
<\/figure>\n\n\n\nSoi d\u00e0n 10 s\u1ed1 theo t\u1ed5ng c\u00e1c s\u1ed1 nh\u1ecf h\u01a1n 10<\/em><\/strong><\/h3>\n\n\n\n
<\/figure>\n\n\n\n\n
M\u1ed9t s\u1ed1 c\u00e1ch kh\u00e1c<\/em><\/strong><\/h3>\n\n\n\n
\n
K\u1ebft lu\u1eadn<\/strong> <\/h2>\n\n\n\n
SOI C\u1ea6U L\u00d4 \u0110\u1ec0 MI\u1ec0N B\u1eaeC<\/span><\/h3>\n
SOI C\u1ea6U \u0110\u1eb8P NH\u1ea4T MI\u1ec0N B\u1eaeC<\/span><\/h3>\n
SOI C\u1ea6U MI\u1ec0N NAM CH\u00cdNH X\u00c1C<\/span><\/h3>\n
SOI C\u1ea6U MI\u1ec0N TRUNG CH\u00cdNH X\u00c1C<\/span><\/h3>\n