{"id":18503,"date":"2024-03-26T10:21:45","date_gmt":"2024-03-26T10:21:45","guid":{"rendered":"https:\/\/soicau3027.minhngocxoso.com\/?p=18503"},"modified":"2024-03-26T10:21:45","modified_gmt":"2024-03-26T10:21:45","slug":"11-cach-tinh-dan-de-xo-so-mien-bac-nuoi-la-trung","status":"publish","type":"post","link":"https:\/\/xsmbsoicaubachthu.com\/11-cach-tinh-dan-de-xo-so-mien-bac-nuoi-la-trung\/","title":{"rendered":"11 c\u00e1ch t\u00ednh d\u00e0n \u0111\u1ec1 x\u1ed5 s\u1ed1 Mi\u1ec1n B\u1eafc nu\u00f4i l\u00e0 tr\u00fang"},"content":{"rendered":"
B\u01b0\u1edbc 1: B\u1ea1n l\u1ea5y k\u1ebft qu\u1ea3 gi\u1ea3i 6.1 gh\u00e9p v\u1edbi k\u1ebft qu\u1ea3 gi\u1ea3i 7.4 ho\u1eb7c gi\u1ea3i 6.3 gh\u00e9p v\u1edbi gi\u1ea3i 7.1. Ta s\u1ebd \u0111\u01b0\u1ee3c 1 s\u1ed1 m\u1edbi c\u00f3 5 ch\u1eef s\u1ed1.<\/p>\n
B\u01b0\u1edbc 2: C\u1ed9ng d\u1ed3n s\u1ed1 m\u1edbi n\u00e0y 1 l\u1ea7n ta \u0111\u01b0\u1ee3c s\u1ed1 m\u1edbi c\u00f3 4 ch\u1eef s\u1ed1, b\u1ea1n l\u1ea5y ch\u1eef s\u1ed1 \u1edf h\u00e0ng ch\u1ee5c v\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a n\u00f3 l\u00e0m ch\u1ea1m. B\u1ea1n \u0111\u00e1nh d\u00e0n \u0111\u1ec1 ch\u1ea1m \u0111\u1ea7u c\u1ee7a 2 ch\u1ea1m n\u00e0y, t\u1ee9c l\u00e0 b\u1ea1n s\u1ebd nu\u00f4i d\u00e0n \u0111\u1ec1 20 s\u1ed1 trong ng\u00e0y.<\/p>\n
V\u00ed d\u1ee5 1: K\u1ebft qu\u1ea3 XSMB ng\u00e0y 28\/01\/2024 c\u00f3 gi\u1ea3i 6.1 l\u00e0 183, gi\u1ea3i 7.4 l\u00e0 04. Gh\u00e9p 2 s\u1ed1 n\u00e0y l\u1ea1i ta \u0111\u01b0\u1ee3c s\u1ed1 m\u1edbi l\u00e0 18304, c\u1ed9ng d\u1ed3n 1 l\u1ea7n ta \u0111\u01b0\u1ee3c s\u1ed1 m\u1edbi l\u00e0 9134. Ch\u1eef s\u1ed1 h\u00e0ng ch\u1ee5c c\u1ee7a s\u1ed1 9134 l\u00e0 3 v\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a n\u00f3 l\u00e0 8.<\/p>\n
Nh\u01b0 v\u1eady b\u1ea1n s\u1ebd nu\u00f4i d\u00e0n \u0111\u1ec1 20 con d\u1ef1a tr\u00ean ch\u1ea1m \u0111\u1ea7u c\u1ee7a 3 v\u00e0 8 l\u00e0 : 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89.<\/p>\n
=> K\u1ebft qu\u1ea3 ng\u00e0y 29\/01\/2024, \u0110\u1ec1 v\u1ec1 89<\/p>\n
V\u00ed d\u1ee5 2: Mi\u1ec1n B\u1eafc ng\u00e0y 29\/01\/2024 c\u00f3 gi\u1ea3i 6.3 l\u00e0 420, gi\u1ea3i 7.1 l\u00e0 13. Gh\u00e9p 2 s\u1ed1 n\u00e0y ta \u0111\u01b0\u1ee3c 42013, c\u1ed9ng d\u1ed3n 1 l\u1ea7n duy nh\u1ea5t c\u00e1c ch\u1eef s\u1ed1 l\u1ea1i ta \u0111\u01b0\u1ee3c s\u1ed1 6214. Ch\u1eef s\u1ed1 h\u00e0ng ch\u1ee5c c\u1ee7a s\u1ed1 6214 l\u00e0 1 v\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a n\u00f3 l\u00e0 6.<\/p>\n
Nh\u01b0 v\u1eady b\u1ea1n s\u1ebd nu\u00f4i d\u00e0n \u0111\u1ec1 20 con l\u00e0 : 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 60 ,61, 62, 63, 64, 65, 66, 67, 68, 69.<\/p>\n
=> K\u1ebft qu\u1ea3 XSMB ng\u00e0y 30\/01\/2024, \u0110\u1ec1 v\u1ec1 12<\/p>\n
B\u01b0\u1edbc 1: Ki\u1ec3m tra gi\u1ea3i 7 h\u00f4m nay v\u1ec1 c\u00e1c con l\u00f4 bao nhi\u00eau<\/p>\n
B\u01b0\u1edbc 2: Nu\u00f4i d\u00e0n \u0111\u1ec1 56 con \u0111\u01b0\u1ee3c gh\u00e9p t\u1eeb c\u00e1c l\u00f4 trong gi\u1ea3i 7. Gi\u1ea3i 7 c\u00f3 4 con l\u00f4 n\u00ean n\u1ebfu ta gh\u00e9p c\u00e1c s\u1ed1 m\u1edbi t\u1eeb 4 con l\u00f4 n\u00e0y th\u00ec ta s\u1ebd \u0111\u01b0\u1ee3c t\u1ed1i \u0111a l\u00e0 56 s\u1ed1 m\u1edbi.<\/p>\n
V\u00ed d\u1ee5: KQ XSTT mi\u1ec1n b\u1eafc gi\u1ea3i 7 ng\u00e0y 02\/01\/2024 v\u1ec1 58 – 34 – 88 – 48, ng\u00e0y 03\/01\/2024 \u0111\u1ec1 v\u1ec1 43.<\/p>\n
C\u00e1nh \u0111\u00e1nh d\u00e0n \u0111\u1ec1 n\u00e0y kh\u00e1 ph\u1ed5 bi\u1ebfn v\u00e0 t\u1ec9 l\u1ec7 tr\u00fang \u0111\u1ec1 cao tuy nhi\u00ean kh\u00f4ng ph\u1ea3i ai c\u0169ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n nu\u00f4i \u0111\u1ee7 d\u00e0n \u0111\u1ec1 56 con n\u00e0y. Ch\u00ednh v\u00ec v\u1eady c\u00e1c cao th\u1ee7 l\u00f4 \u0111\u1ec1 l\u1ea1i ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u c\u1ea3i ti\u1ebfn ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u \u0111\u1ec1 n\u00e0y th\u00e0nh ph\u01b0\u01a1ng ph\u00e1p m\u1edbi l\u00e0 t\u00ednh d\u00e0n \u0111\u1ec1 t\u1eeb gi\u1ea3i 7.1 v\u00e0 gi\u1ea3i 7.4, v\u1edbi c\u00e1ch soi \u0111\u1ec1 m\u1edbi n\u00e0y th\u00ec b\u1ea1n s\u1ebd ch\u1ec9 c\u1ea7n \u0111\u00e1nh d\u00e0n \u0111\u1ec1 8 con h\u00e0ng ng\u00e0y thay v\u00ec 56 con nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p c\u1ed5 \u0111i\u1ec3n b\u00ean tr\u00ean.<\/p>\n
<\/p>\n
Nh\u01b0 v\u1eady b\u1ea1n c\u00f3 2 + 2 + 4 = 8 s\u1ed1 \u0111\u1ec3 \u0111\u00e1nh d\u00e0n \u0111\u1ec1 cho ng\u00e0y mai .<\/p>\n
V\u00ed d\u1ee5: K\u1ebft qu\u1ea3 XSMB ng\u00e0y 7\/12\/2024 gi\u1ea3i 7 l\u00e0 21 – 99 – 68 – 40. Nh\u01b0 v\u1eady gi\u1ea3i 7.1 l\u00e0 21 v\u00e0 gi\u1ea3i 7.4 l\u00e0 40. Ta \u0111\u01b0\u1ee3c 8 c\u1eb7p s\u1ed1 \u0111\u1ec3 \u0111\u00e1nh d\u00e0n \u0111\u1ec1 cho ng\u00e0y h\u00f4m sau l\u00e0: 20, 02, 14, 41, 21, 12, 40, 04. \u0110\u1ed1i chi\u1ebfu h\u00ecnh k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n b\u1eafc ng\u00e0y 8\/12\/2024 b\u00ean tr\u00ean ta th\u1ea5y \u0111\u1ec1 \u0111\u00e3 v\u1ec1 40.<\/p>\n
Nh\u01b0 v\u1eady v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1ch t\u00ednh d\u00e0n \u0111\u1ec1 chu\u1ea9n \u0111\u1ec3 \u0111\u00e1nh h\u00e0ng ng\u00e0y d\u1ef1a tr\u00ean gi\u1ea3i 7.1 v\u00e0 7.4 c\u1ea3i ti\u1ebfn c\u1ee7a th\u00ec b\u1ea1n ch\u1ec9 c\u1ea7n \u0111\u00e1nh d\u00e0n \u0111\u1ec1 8 con h\u00e0ng ng\u00e0y m\u00e0 t\u1ec9 l\u1ec7 tr\u00fang v\u1eabn cao thay v\u00ec d\u00e0n \u0111\u1ec1 56 con nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p g\u1ed1c.<\/p>\n
B\u01b0\u1edbc 1: B\u1ea1n th\u1ed1ng k\u00ea c\u00e1c l\u00f4 \u0111\u1ec1 \u0111\u00e3 ra trong v\u00f2ng 3 ng\u00e0y g\u1ea7n nh\u1ea5t v\u00e0 t\u00ecm ra \u0111\u1ea7u l\u00f4 n\u00e0o xu\u1ea5t hi\u1ec7n \u00edt nh\u1ea5t trong 3 ng\u00e0y n\u00e0y. \u0110\u1ea7u l\u00f4 \u1edf l\u00e0 con s\u1ed1 \u0111\u1ea7u ti\u00ean trong c\u00e1c con l\u00f4 (\u0111\u1ec1). V\u00ed d\u1ee5 nh\u01b0 con l\u00f4 71 th\u00ec \u0111\u1ea7u l\u00f4 l\u00e0 7.<\/p>\n
B\u01b0\u1edbc 2: Nu\u00f4i d\u00e0n \u0111\u1ec1 khung 3 ng\u00e0y c\u00e1c con l\u00f4 c\u00f3 \u0111\u1ea7u ra \u00edt nh\u1ea5t \u0111\u00f3, tuy nhi\u00ean b\u1ea1n n\u00ean tr\u00e1nh c\u00e1c l\u00f4 gan c\u00f3 \u0111\u1ea7u n\u00e0y.<\/p>\n
V\u00ed d\u1ee5: Khi b\u1ea1n th\u1ed1ng k\u00ea l\u00f4 \u0111\u1ec1 trong v\u00f2ng 3 ng\u00e0y th\u00ec b\u1ea1n th\u1ea5y \u0111\u1ea7u l\u00f4 7 trong ng\u00e0y \u0111\u1ea7u ti\u00ean ch\u1ec9 ra 1 con, c\u00f2n c\u00e1c \u0111\u1ea7u l\u00f4 kh\u00e1c nh\u01b0 0, 1, 2, 3, 4, 5, 6, 8, 9 ra 2 con, 3 con, v.v. Ti\u1ebfp \u0111\u1ebfn ng\u00e0y th\u1ee9 2 v\u00e0 ng\u00e0y th\u1ee9 3 th\u00ec l\u00f4 \u0111\u1ea7u 7 c\u00f2n \u00edt h\u01a1n n\u1eefa.<\/p>\n
Nh\u01b0 v\u1eady \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p b\u00ean tr\u00ean th\u00ec b\u1ea1n nu\u00f4i d\u00e0n \u0111\u1ec1 khung 3 ng\u00e0y b\u1eb1ng c\u00e1c con l\u00f4 c\u00f3 \u0111\u1ea7u 7, l\u01b0u \u00fd l\u00e0 tr\u00e1nh c\u00e1c con l\u00f4 gan \u0111\u1ea7u 7 nh\u00e9.<\/p>\n
B\u01b0\u1edbc 1: B\u1ea1n l\u1ea5y s\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ee7a Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 hai v\u00e0 ng\u00e0y th\u1ee9 ba c\u1ed9ng v\u1edbi nhau<\/p>\n
B\u01b0\u1edbc 2: B\u1ea1n s\u1eed d\u1ee5ng s\u1ed1 t\u1ed5ng \u0111\u00f3 l\u00e0m t\u1ed5ng \u0111\u1ec1 nu\u00f4i trong 5 ng\u00e0y cu\u1ed1i c\u1ee7a tu\u1ea7n.<\/p>\n
Ch\u00fa \u00fd: N\u1ebfu t\u1ed5ng ra m\u1ed9t s\u1ed1 l\u1edbn h\u01a1n 10 th\u00ec ta l\u1ea5y hai ch\u1eef s\u1ed1 c\u1ee7a s\u1ed1 m\u1edbi \u0111\u00f3 c\u1ed9ng ti\u1ebfp l\u00e0m c\u1ea7u ch\u1ea1m \u0111\u1ec3 \u0111\u00e1nh.<\/p>\n
V\u00ed d\u1ee5: Th\u1ee9 hai ng\u00e0y 04\/11\/2024, gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 s\u1ed1 56043, ng\u00e0y Th\u1ee9 ba ng\u00e0y 05\/11\/2024 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 s\u1ed1 63990.<\/p>\n
Ta l\u1ea5y 5 + 6 = 11, 11 l\u1edbn h\u01a1n 10 do \u0111\u00f3 ta l\u1ea5y 1 + 1= 2. Nh\u01b0 v\u1eady b\u1ea1n s\u1ebd nu\u00f4i d\u00e0n \u0111\u1ec1 ch\u1ea1m 2 g\u1ed3m 19 s\u1ed1 sau:<\/p>\n
20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 92, 82, 72, 62, 52, 42, 32, 12, 02.<\/p>\n
K\u1ebft qu\u1ea3 Th\u1ee9 n\u0103m ng\u00e0y 07\/11\/2024, gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 87024, Th\u1ee9 s\u00e1u ng\u00e0y 07\/11\/2024 v\u1ec1 37892, Th\u1ee9 b\u1ea3y ng\u00e0y 08\/11\/2024 v\u1ec1 26502.<\/p>\n
Ph\u01b0\u01a1ng ph\u00e1p b\u1eaft \u0111\u1ec1 mi\u1ec1n b\u1eafc n\u00e0y kh\u00e1 \u0111\u01a1n gi\u1ea3n, b\u1ea1n ch\u1ec9 c\u1ea7n l\u1ea5y s\u1ed1 \u0111\u1ea7u ti\u00ean trong Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 2 l\u00e0m t\u1ed5ng \u0111\u1ec1 v\u00e0 nu\u00f4i d\u00e0n \u0111\u1ec1 c\u1ee7a n\u00f3 trong 6 ng\u00e0y ti\u1ebfp.<\/p>\n
V\u00ed d\u1ee5: Th\u1ee9 hai ng\u00e0y 16\/12\/2024 c\u00f3 Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 28068, l\u1ea5y 2 l\u00e0m t\u1ed5ng \u0111\u1ec1, b\u1ea1n \u0111\u00e1nh d\u00e0n \u0111\u1ec1 trong 6 ng\u00e0y c\u00f2n l\u1ea1i trong tu\u1ea7n l\u00e0: 02, 20, 11, 39, 93, 48, 84, 57, 75, 66.<\/p>\n
K\u1ebft qu\u1ea3 Th\u1ee9 7 ng\u00e0y 21\/12\/2024 v\u1ec1 Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 24148.<\/p>\n
C\u00e1ch soi \u0111\u1ec1 n\u00e0y s\u1eed d\u1ee5ng k\u1ebft qu\u1ea3 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y Th\u1ee9 t\u01b0 v\u00e0 l\u1ea5y s\u1ed1 gi\u1eefa c\u1ee7a Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0m c\u1ea7u ch\u1ea1m, nu\u00f4i d\u00e0n \u0111\u1ec1 n\u00e0y trong m\u1ed9t tu\u1ea7n cho \u0111\u1ebfn Th\u1ee9 4 c\u1ee7a tu\u1ea7n sau.<\/p>\n
V\u00ed d\u1ee5: X\u1ed5 s\u1ed1 truy\u1ec1n th\u1ed1ng Th\u1ee9 4 ng\u00e0y 01\/01\/2024 c\u00f3 Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 32905, ta th\u1ea5y s\u1ed1 gi\u1eefa l\u00e0 s\u1ed1 9, nu\u00f4i d\u00e0n \u0111\u1ec1 c\u1ea7u ch\u1ea1m 9 l\u00e0 g\u1ed3m c\u00f3: 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 89, 79, 69, 59, 49, 39, 29, 19, 09.<\/p>\n
K\u1ebft qu\u1ea3 Th\u1ee9 7 ng\u00e0y 04\/01\/2024 Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 54949.<\/p>\n
V\u1edbi c\u00e1ch t\u00ednh \u0111\u1ec1 mi\u1ec1n B\u1eafc d\u1ef1a v\u00e0o s\u1ed1 \u0111\u1ec1 v\u1ec1 v\u00e0o ng\u00e0y th\u1ee9 5, ch\u00fang ta s\u1ebd c\u00f3 2 c\u00e1ch th\u1ee9c.<\/p>\n
C\u00e1ch 1: L\u1ea5y s\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ee7a \u0111\u1ec1 v\u1ec1 ng\u00e0y Th\u1ee9 5 r\u1ed3i c\u1ed9ng th\u00eam 1 \u0111\u01a1n v\u1ecb n\u1ebfu s\u1ed1 n\u00e0y l\u1edbn h\u01a1n ho\u1eb7c b\u1eb1ng 5 hay tr\u1eeb b\u1edbt \u0111i 1 \u0111\u01a1n v\u1ecb n\u1ebfu s\u1ed1 n\u00e0y nh\u1ecf h\u01a1n 5. R\u1ed3i t\u1eeb \u0111\u00f3 nu\u00f4i \u0111\u1ec1 ch\u1ea1m trong v\u00f2ng m\u1ed9t tu\u1ea7n \u0111\u1ebfn ng\u00e0y th\u1ee9 5 c\u1ee7a tu\u1ea7n sau.<\/p>\n
V\u00ed d\u1ee5: Th\u1ee9 n\u0103m ng\u00e0y 07\/11\/2024 c\u00f3 Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 87024, l\u1ea5y 8 tr\u1eeb \u0111i m\u1ed9t \u0111\u01a1n v\u1ecb l\u00e0 c\u00f2n 9, nu\u00f4i d\u00e0n \u0111\u1ec1 ch\u1ea1m 9 cho 7 ng\u00e0y ti\u1ebfp theo. Th\u1ee9 s\u00e1u ng\u00e0y 08\/11\/2024 k\u1ebft qu\u1ea3 G\u0110B l\u00e0 37892.<\/p>\n
C\u00e1ch 2: Ta l\u1ea5y s\u1ed1 \u0111\u1ea7u ho\u1eb7c cu\u1ed1i c\u1ee7a ng\u00e0y th\u1ee9 5 l\u00e0m d\u00e0n \u0111\u1ec1 c\u1ea7u ch\u1ea1m \u0111\u00e1nh cho 7 ng\u00e0y ti\u1ebfp t\u1edbi.<\/p>\n
V\u00ed d\u1ee5: Th\u1ee9 n\u0103m ng\u00e0y 21\/11\/2024 Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 15315. Nh\u01b0 v\u1eady b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e1nh d\u00e0n \u0111\u1ec1 ch\u1ea1m 1 ho\u1eb7c d\u00e0n \u0111\u1ec1 ch\u1ea1m 5 trong b\u1ea3y ng\u00e0y ti\u1ebfp theo.<\/p>\n
Ta c\u00f3 k\u1ebft qu\u1ea3 Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t XSMB ng\u00e0y 26\/11\/2024 l\u00e0 16031, ng\u00e0y 27\/11\/2024 l\u00e0 34257.<\/p>\n
C\u1ea3 2 c\u00e1ch nu\u00f4i d\u00e0n \u0111\u1ec1 n\u00e0y \u0111\u1ec1u kh\u00e1 d\u1ec5 tr\u00fang, tuy nhi\u00ean theo kinh nghi\u1ec7m c\u00e1 nh\u00e2n c\u1ee7a ng\u01b0\u1eddi vi\u1ebft \u0111\u00e3 t\u1eebng th\u1eed th\u00ec l\u00e0m theo c\u00e1ch 2 th\u00ec th\u1ea5y chu\u1ea9n x\u00e1c h\u01a1n.<\/p>\n
Ng\u01b0\u1eddi b\u1ea1n c\u1ee7a t\u00f4i l\u00e0 H\u00f9ng \u0110\u1ee9c trong m\u1ed9t l\u1ea7n t\u00ecnh c\u1edd \u0111\u00e3 ph\u00e1t hi\u1ec7n ra quy t\u1eafc n\u00e0y v\u00e0 \u0111\u00e3 chia s\u1ebb cho t\u00f4i, nay t\u00f4i chia s\u1ebb l\u1ea1i cho c\u00e1c b\u1ea1n v\u1edbi mong mu\u1ed1n nh\u1eefng b\u1ea1n n\u00e0o \u0111\u00e3 l\u00fan qu\u00e1 s\u00e2u v\u00e0o l\u00f4 \u0111\u1ec1 kh\u00f4ng th\u1ec3 tho\u00e1t ra \u0111\u01b0\u1ee3c c\u00f3 th\u00eam m\u1ed9t c\u00e1ch \u0111\u1ec3 tr\u1ea3 n\u1ee3 n\u1ea7n.<\/p>\n
C\u00e1ch soi d\u00e0n \u0111\u1ec1 kh\u00e1 \u0111\u01a1n gi\u1ea3n, b\u1ea1n l\u1ea5y s\u1ed1 ch\u1eef s\u1ed1 h\u00e0ng tr\u0103m c\u1ee7a gi\u1ea3i \u0110\u1eb7c Bi\u1ec7t ng\u00e0y Ch\u1ee7 Nh\u1eadt l\u00e0m ch\u1ea1m \u0111\u1ec3 nu\u00f4i trong 7 ng\u00e0y ti\u1ebfp theo, n\u1ebfu \u0103n th\u00ec d\u1eebng.<\/p>\n
V\u00ed d\u1ee5: Ch\u1ee7 nh\u1eadt ng\u00e0y 05\/01\/2024 c\u00f3 gi\u1ea3i \u0110\u1eb7c Bi\u1ec7t l\u00e0 45721. B\u1ea1n l\u1ea5y ch\u1eef s\u1ed1 h\u00e0ng tr\u0103m c\u1ee7a gi\u1ea3i \u0110B, \u1edf \u0111\u00e2y l\u00e0 7 l\u00e0m ch\u1ea1m \u0111\u1ec3 nu\u00f4i trong 7 ng\u00e0y ti\u1ebfp theo, b\u1ea1n c\u00f3 d\u00e0n \u0111\u1ec1 20 s\u1ed1 \u0111\u1ec3 \u0111\u00e1nh l\u00e0: 07, 17, 27, 37, 47, 57, 67, 77, 87, 97, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79.<\/p>\n
=> Ng\u00e0y 09\/01\/2024 \u0111\u1ec1 v\u1ec1 74, d\u1eebng v\u00e0 ch\u1edd \u0111\u1ebfn ng\u00e0y ch\u1ee7 nh\u1eadt ti\u1ebfp theo.<\/p>\n
<\/p>\n
N\u1ebfu b\u1ea1n th\u1ea5y 2 h\u00f4m c\u00f3 \u0110\u1ec1 v\u1ec1 c\u00f9ng m\u1ed9t t\u1ed5ng th\u00ec b\u1ea1n h\u00e3y nu\u00f4i d\u00e0n \u0111\u1ec1 30 con trong 8 ng\u00e0y( cho d\u00f9 \u0103n r\u1ed3i c\u0169ng nu\u00f4i \u0111\u1ee7 8 ng\u00e0y) d\u1ef1a theo c\u00f4ng th\u1ee9c sau:<\/p>\n
Nh\u01b0 \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c tr\u00ean ta s\u1ebd c\u00f3 d\u00e0n \u0111\u1ec1 ho\u00e0n ch\u1ec9nh 30 con.<\/p>\n
Ng\u00e0y 05\/11\/2024 \u0110\u1ec1 v\u1ec1 90, ng\u00e0y 06\/11\/2024 \u0110\u1ec1 v\u1ec1 81, nh\u01b0 v\u1eady 2 n\u00e0y \u0110\u1ec1 \u0111\u1ec1u c\u00f3 t\u1ed5ng 9 v\u00e0 ta c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c b\u00ean tr\u00ean:<\/p>\n
G\u1ed9p 2 d\u00e0n n\u00e0y l\u1ea1i, b\u1ea1n \u0111\u00e1nh d\u00e0n \u0111\u1ec1 30 con nh\u01b0 sau: 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 04, 14, 24, 34, 44, 54, 64, 74, 84, 94, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89.<\/p>\n
=> Ng\u00e0y 07\/11\/2024 XSMB \u0111\u1ec1 v\u1ec1 24, ng\u00e0y 12\/11\/2024 \u0111\u1ec1 v\u1ec1 44.<\/p>\n
\u0110\u00e1nh d\u00e0n \u0111\u1ec1 k\u00e9p c\u0169ng l\u00e0 m\u1ed9t c\u00e1ch \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi l\u1ef1a ch\u1ecdn khi \u0111\u00e1nh \u0111\u1ec1 v\u00ec d\u00e0n \u0111\u1ec1 k\u00e9p ch\u1ec9 c\u00f3 10 s\u1ed1 th\u00f4i, r\u1ea5t ph\u00f9 h\u1ee3p cho nh\u1eefng ai c\u00f3 ti\u1ec1n v\u1ed1n \u00edt.<\/p>\n
B\u01b0\u1edbc 1: \u0110\u1ec3 \u00fd trong k\u1ebft qu\u1ea3 c\u1ee7a gi\u1ea3i 7 xu\u1ea5t hi\u1ec7n 2 trong c\u00e1c s\u1ed1 sau: 94, 49, 50, 05, 61, 16, 72, 27.<\/p>\n
B\u01b0\u1edbc 2: N\u1ebfu xu\u1ea5t hi\u1ec7n 2 trong d\u00e3y s\u1ed1 b\u00ean tr\u00ean th\u00ec \u0111\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1ec1 k\u00e9p s\u1ebd v\u1ec1 trong v\u00f2ng 6 ng\u00e0y do \u0111\u00f3 b\u1ea1n n\u00ean nu\u00f4i d\u00e0n \u0111\u1ec1 k\u00e9p 00, 11, 22, 33, 44, 55, 66, 77, 88, 99 trong 6 ng\u00e0y n\u00e0y<\/p>\n
L\u01b0u \u00fd: N\u1ebfu trong gi\u1ea3i 7 c\u00f3 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i 7.1, s\u1ed1 \u0111\u1ea7u c\u1ee7a gi\u1ea3i 7.4 hay s\u1ed1 \u0111\u1ea7u c\u1ee7a gi\u1ea3i 7.1 v\u00e0 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i 7.4 gi\u1ed1ng nhau th\u00ec ta s\u1ebd nu\u00f4i \u0111\u1ec1 k\u00e9p trong 3 ng\u00e0y t\u1edbi.<\/p>\n
B\u01b0\u1edbc 1: Ki\u1ec3m tra Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t xem c\u00f3 2 s\u1ed1 k\u00e9p t\u1ea1i \u0111\u1ea7u ho\u1eb7c trong hai ng\u00e0y li\u00ean ti\u1ebfp th\u00ec 2 s\u1ed1 gi\u1eefa c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u00f3 ph\u1ea3i \u0111\u1ec1u l\u00e0 s\u1ed1 k\u00e9p hay kh\u00f4ng?<\/p>\n
B\u01b0\u1edbc 2: N\u1ebfu c\u00f3 th\u00ec b\u1ea1n nu\u00f4i d\u00e0n \u0111\u1ec1 k\u00e9p: 00, 11, 22, 33, 44, 55, 66, 77, 88, 99 trong 7 ng\u00e0y ti\u1ebfp theo. N\u1ebfu tr\u00fang th\u00ec d\u1eebng<\/p>\n
V\u00ed d\u1ee5: B\u1ea1n th\u1ea5y Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y 05\/12\/2024 l\u00e0 22867, b\u1ea1n nu\u00f4i d\u00e0n \u0111\u1ec1 k\u00e9p b\u00ean tr\u00ean trong v\u00f2ng 7 ng\u00e0y. Ng\u00e0y 10\/12\/2024 \u0111\u1ec1 v\u1ec1 33.<\/p>\n