{"id":16742,"date":"2024-04-19T02:24:12","date_gmt":"2024-04-19T02:24:12","guid":{"rendered":"http:\/\/dudoanbachthu.com\/?p=16742"},"modified":"2024-04-19T02:24:12","modified_gmt":"2024-04-19T02:24:12","slug":"soi-cau-xo","status":"publish","type":"post","link":"https:\/\/ketquamienbac.org\/soi-cau-xo\/","title":{"rendered":"Soi c\u1ea7u x\u1ed5 s\u1ed1 ch\u00ednh x\u00e1c theo gi\u1ea3i \u0111\u1eb7c bi\u1ec7t"},"content":{"rendered":"
C\u00e1ch soi c\u1ea7u x\u1ed5 s\u1ed1<\/strong> mi\u1ec1n b\u1eafc theo gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p k\u1ebft qu\u1ea3 ng\u00e0y h\u00f4m tr\u01b0\u1edbc v\u00e0 k\u1ebft qu\u1ea3 ng\u00e0y h\u00f4m sau \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n. V\u1edbi c\u00e1ch soi c\u1ea7u n\u00e0y c\u1ea7n ch\u01a1i l\u00f4 gan theo kho\u1ea3ng 3 ng\u00e0y t\u1edbi khi tr\u00fang. B\u1edfi v\u1eady c\u1ea7n t\u00ednh to\u00e1n k\u0129 l\u01b0\u1ee1ng v\u1ed1n \u0111\u1ea7u t\u01b0 \u0111\u1ec3 th\u1eafng l\u1edbn nh\u1ea5t. Lo\u1ea1i t\u00ednh n\u00e0y an to\u00e0n cho ng\u01b0\u1eddi ch\u01a1i n\u00ean r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi \u01b0a th\u00edch.<\/p>\n L\u1ea5y s\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 cu\u1ed1i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u00f4m nay c\u1ed9ng t\u1ed5ng \u0111\u1ec3 soi c\u1ea7u x\u1ed5 s\u1ed1 ch\u00ednh x\u00e1c<\/strong>.<\/p>\n Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng > 10 th\u00ec ta c\u1ed9ng ti\u1ebfp t\u1eebng s\u1ed1 trong t\u1ed5ng v\u1eeba t\u00ednh \u0111\u01b0\u1ee3c \u0111\u00f3<\/p>\n N\u1ebfu t\u1ed5ng = 10 th\u00ec l\u1ea5y s\u1ed1 0<\/p>\n N\u1ebfu t\u1ed5ng < 10 th\u00ec l\u1ea5y lu\u00f4n k\u1ebft qu\u1ea3 c\u1ee7a t\u1ed5ng \u0111\u00f3. T\u1ed5ng l\u1edbn h\u01a1n 10 n\u00ean ti\u1ebfn h\u00e0nh b\u01b0\u1edbc nh\u1ecf c\u1ed9ng ti\u1ebfp = 1+1 = 2. => l\u1ea5y s\u1ed1 2.<\/p>\n L\u1ea5y b\u00f3ng c\u1ee7a t\u1ed5ng \u0111\u00f3 ta s\u1ebd \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 g\u1ecdi n\u00f3 l\u00e0 X. \u1ede b\u01b0\u1edbc n\u00e0y n\u00ean ch\u00fa \u00fd c\u00f3 b\u1ed9 b\u00f3ng l\u00f4 \u0111\u1ec1<\/strong> \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh X<\/p>\nB\u01b0\u1edbc 1 soi c\u1ea7u x\u1ed5 s\u1ed1<\/h3>\n
\nV\u00ed d\u1ee5:<\/i><\/b>\u00a0Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 94102
\nT\u00ednh t\u1ed5ng = 9+2 = 11.<\/p>\nB\u01b0\u1edbc 2 l\u1ea5y b\u00f3ng l\u00f4 \u0111\u1ec1<\/h3>\n
\nV\u00ed d\u1ee5:<\/i><\/b>\u00a0t\u1ed5ng t\u00ednh \u0111\u01b0\u1ee3c \u1edf tr\u00ean b\u1eb1ng 2 th\u00ec b\u00f3ng c\u1ee7a 2 l\u00e0 7. V\u1eady X = 7.<\/p>\nB\u01b0\u1edbc 3 th\u1ed1ng k\u00ea s\u1ed1 gi\u1ea3i<\/h3>\n