Vi\u1ec7c n\u1eafm b\u1eaft, \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1ee3c c\u00e1c b\u1ed9 l\u00f4 \u0111\u1ec1. C\u0169ng nh\u01b0 t\u00ecm ra \u0111\u01b0\u1ee3c quy lu\u1eadt x\u00e1c su\u1ea5t gi\u1eefa c\u00e1c b\u1ed9 s\u1ed1; s\u1ebd gi\u00fap cho c\u00e1c \u201cnh\u00e0 l\u00f4 \u0111\u1ec1 h\u1ecdc\u201d d\u1ec5 d\u00e0ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng h\u01b0\u1edbng \u0111\u1ec3 l\u1ef1a ch\u1ecdn c\u00e1ch \u0111\u00e1nh tr\u00fang gi\u1ea3i. <\/span><\/p>\n \u0110\u1eb7c bi\u1ec7t, n\u1ebfu \u0111\u00e1nh tr\u00fang \u201cxuy\u00ean t\u00e1o\u201d c\u00e1c b\u1ed9 s\u1ed1 th\u00ec \u0111\u01b0\u1ee3c xem nh\u01b0 th\u1eafng l\u1edbn. Tuy nhi\u00ean, \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y. B\u1ea1n c\u1ea7n ph\u1ea3i c\u00f3 ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n h\u1ee3p l\u00fd; l\u1ef1a ch\u1ecdn c\u00e1c con s\u1ed1, v\u00e0 c\u1ea3 y\u1ebfu t\u1ed1 may m\u1eafn \u0111\u1ec3 \u201cmai ph\u1ee5c\u201d \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 n\u00e0y.<\/span><\/p>\n Hi\u1ec7n nay, \u201cd\u00e2n chuy\u00ean ng\u00e0nh s\u1ed1 h\u1ecdc\u201d c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch th\u1ee9c ph\u00e2n chia c\u00e1c b\u1ed9 s\u1ed1. Tuy nhi\u00ean, nh\u00ecn chung c\u00f3 3 ki\u1ec3u ph\u00e2n chia b\u1ed9 s\u1ed1 c\u01a1 b\u1ea3n l\u00e0: Ki\u1ec3u ph\u00e2n chia theo d\u00e3y s\u1ed1 t\u1ef1 nhi\u00ean; ki\u1ec3u ph\u00e2n chia s\u1ed1 theo th\u1ee9 t\u1ef1 12 con gi\u00e1p; v\u00e0 ki\u1ec3u ph\u00e2n chia theo ng\u0169 h\u00e0nh \u2013 \u00e2m d\u01b0\u01a1ng \u2013 b\u00e1t qu\u00e1i.<\/span><\/p>\n <\/p>\n D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c b\u1ed9 s\u1ed1 m\u00e0 anh em c\u1ea7n bi\u1ebft:<\/span><\/p>\n B\u1ed9 l\u00f4 \u0111\u1ec1 01 g\u1ed3m: 01, 10, 06, 60, 51, 15, 56, 65<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 02 g\u1ed3m: 02, 20, 07, 70, 52, 25, 57, 75<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 03 g\u1ed3m: 03, 30, 08, 80, 53, 35, 58, 85<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 04 g\u1ed3m: 04, 40, 09, 90, 54, 45, 59, 95<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 12 g\u1ed3m: 12, 21, 17, 71, 62, 26, 67, 76<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 13 g\u1ed3m: 13, 31, 18, 81, 63, 36, 68, 86<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 14 g\u1ed3m: 14, 41, 19, 91, 64, 46, 69, 96<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 23 g\u1ed3m: 23, 32, 28, 82, 73, 37, 78, 87<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 24 g\u1ed3m: 24, 42, 29, 92, 74, 47, 79, 97<\/span><\/p>\n \u2013 B\u1ed9 l\u00f4 \u0111\u1ec1 34 g\u1ed3m: 34, 43, 39, 93, 84, 48, 89, 98<\/span><\/p>\n Trong 3 c\u00e1ch s\u1eafp x\u1ebfp, ph\u00e2n chia c\u00e1c b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 th\u00ec c\u00e1c ch\u1eef s\u1ed1 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo ki\u1ec3u s\u1ed1 t\u1ef1 nhi\u00ean n\u00e0y l\u00e0 \u0111\u01a1n gi\u1ea3n; d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 ch\u01a1i nh\u1ea5t. B\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1 n\u00e0y c\u0169ng l\u00e0 n\u1ec1n t\u1ea3ng cho c\u00e1c b\u1ed9 s\u1ed1 kh\u00e1c ph\u00e1t tri\u1ec3n \u0111a d\u1ea1ng h\u01a1n.<\/span><\/p>\n <\/p>\n Ti\u1ebfp theo d\u00e3y s\u1ed1 t\u1ef1 nhi\u00ean; c\u00e1c d\u00e2n ch\u01a1i c\u00f2n c\u00f3 c\u00e1ch t\u00ednh c\u00e1c d\u00e3y s\u1ed1 theo t\u1eeb 12 con gi\u00e1p. \u0110\u00e2y c\u0169ng l\u00e0 c\u00e1ch s\u1eafp x\u1ebfp c\u00e1c con s\u1ed1 theo th\u1ee9 t\u1ef1 c\u1ee7a 12 con gi\u00e1p.<\/span><\/p>\n B\u1ed9 d\u00e3y s\u1ed1 n\u00e0y c\u0169ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c \u201cl\u00f4 \u0111\u1ec1 th\u1ee7\u201d \u1ee9ng d\u1ee5ng \u0111\u1ec3 lu\u1eadn b\u00e0n c\u00e1c gi\u1ea5c m\u01a1 v\u1ec1 con v\u1eadt. T\u1eeb \u0111\u00f3, t\u00ecm ra c\u00e1ch th\u1ee9c \u0111\u00e1nh \u0111\u1ec1 h\u1ee3p theo \u00fd m\u00ecnh; nh\u1eefng mong tr\u00fang gi\u1ea3i.<\/span><\/p>\n G\u1ed3m c\u00e1c s\u1ed1 sau \u0111\u00e2y:<\/span><\/p>\n T\u00fd (con chu\u1ed9t): 00, 12, 24, 36, 48, 60, 72, 84, 96<\/span><\/p>\n S\u1eedu (con tr\u00e2u): 01, 13, 25, 37, 49, 61, 73, 85, 97<\/span><\/p>\n \u2013 D\u1ea7n (con h\u1ed5): 02, 14, 26, 38, 50, 62, 74, 86, 98<\/span><\/p>\n \u2013 M\u1eb9o (con m\u00e8o \u2013 th\u1ecf theo TQ): 03, 15, 27, 39, 51, 63, 75, 87, 99<\/span><\/p>\n \u2013 Th\u00ecn (con r\u1ed3ng): 04, 16, 28, 40, 52, 64, 76, 88<\/span><\/p>\n \u2013 T\u1ef5 (con r\u1eafn): 05, 17, 29, 41, 53, 65, 77, 89<\/span><\/p>\n \u2013 Ng\u1ecd (con ng\u1ef1a): 06, 18, 30, 42, 54, 66, 78, 90<\/span><\/p>\n \u2013 M\u00f9i (con d\u00ea \u2013 con c\u1eebu theo TQ): 07, 19, 31, 43, 55, 67, 79, 91<\/span><\/p>\n \u2013 Th\u00e2n (con kh\u1ec9): 08, 20, 32, 44, 56, 68, 80, 92<\/span><\/p>\n \u2013 D\u1eadu (con g\u00e0): 09, 21, 33, 45, 57, 69, 81, 93<\/span><\/p>\n \u2013 Tu\u1ea5t (con ch\u00f3): 10, 22, 34, 46, 58, 70, 82, 94<\/span><\/p>\n \u2013 H\u1ee3i (con heo): 11, 23, 35, 47, 59, 71, 83, 95<\/span><\/p>\n X\u00e9t v\u1ec1 b\u1ed9 s\u1ed1 trong 12 con gi\u00e1p l\u00e0 c\u00e1c b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u1eb7c bi\u1ec7t v\u00e0 c\u00f3 nhi\u1ec1u \u0111i\u1ec3m ph\u1ee9c t\u1ea1p. Th\u00f4ng th\u01b0\u1eddng, \u0111\u1ec3 c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 n\u00e0y. C\u00e1c \u0111\u1ec1 th\u1ee7 s\u1ebd suy lu\u1eadn theo v\u1ecb tr\u00ed c\u1ee7a con gi\u00e1p \u0111\u00f3 trong can chi \u0111\u1ea9u s\u1ed1.<\/span><\/p>\n <\/p>\n Ti\u1ebfp theo, trong nh\u1eefng con s\u1ed1 l\u00f4 \u0111\u1ec1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00e2n ch\u01a1i s\u1eed d\u1ee5ng \u0111\u00f3 l\u00e0 b\u1ed9 s\u1ed1 ng\u0169 h\u00e0nh \u2013 \u00e2m d\u01b0\u01a1ng \u2013 b\u00e1t qu\u00e1i. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 b\u1ed9 s\u1ed1 \u0111\u1ec1 \u0111\u1ed9c \u0111\u00e1o nh\u1ea5t; th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c tay ch\u01a1i l\u00e2u n\u0103m nghi\u00ean c\u1ee9u v\u00e0 r\u1ea5t t\u00e2m \u0111\u1eafc.<\/span><\/p>\n \u2013 B\u1ed9 00 bao g\u1ed3m: 00, 55, 05, 50<\/span><\/p>\n \u2013 B\u1ed9 11 bao g\u1ed3m: 11, 66, 16, 61<\/span><\/p>\n \u2013 B\u1ed9 22 bao g\u1ed3m: 22, 77, 27, 72<\/span><\/p>\n \u2013 B\u1ed9 33 bao g\u1ed3m: 33, 88, 38, 83<\/span><\/p>\n \u2013 B\u1ed9 44 bao g\u1ed3m: 44, 99, 49, 94<\/span><\/p>\n Trong s\u1ed1 tr\u00ean th\u00ec d\u00e3y nh\u1eefng con s\u1ed1 ng\u0169 h\u00e0nh; \u00e2m d\u01b0\u01a1ng \u0111\u01b0\u1ee3c xem l\u00e0 nh\u1eefng con s\u1ed1 c\u00f3 logic ch\u1eb7t ch\u1ebd, s\u1ed1 may m\u1eafn. B\u1edfi nh\u1eefng con s\u1ed1 n\u00e0y c\u00f3 quy lu\u1eadt ri\u00eang c\u1ee7a n\u00f3. <\/span><\/p>\n \u0110\u1ec3 t\u00ednh b\u1ed9 s\u1ed1 n\u00e0y, ch\u1ec9 c\u1ea7n c\u1ed9ng th\u00eam c\u1eb7p 05 ho\u1eb7c 50 ho\u1eb7c 55 v\u00e0 \u00e1p d\u1ee5ng quy t\u1eafc ngh\u1ecbch \u0111\u1ea3o con s\u1ed1 trong to\u00e1n h\u1ecdc.<\/span><\/p>\n <\/p>\n C\u00e1c con s\u1ed1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00e2n ch\u01a1i t\u00ednh to\u00e1n \u0111\u1ec3 \u0111\u00e1nh l\u00f4 xi\u00ean t\u00e1o. C\u00e1c con s\u1ed1 n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u1ec3 ghi \u0111i\u1ec3m l\u00f4. Theo quy t\u1eafc to\u00e1n h\u1ecdc v\u1ec1 x\u00e1c su\u1ea5t; th\u1ed1ng k\u00ea th\u00ec n\u1ebfu c\u00e1c s\u1ed1 l\u00f4 \u0111\u00e3 hi\u1ec7n di\u1ec7n trong 3 ng\u00e0y li\u00ean ti\u1ebfp; r\u1ea5t kh\u00f3 c\u00f3 kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i. <\/span><\/p>\n V\u00ec v\u1eady, c\u00e1c d\u00e2n ch\u01a1i th\u01b0\u1eddng l\u1ef1a ch\u1ecdn c\u00e1c con s\u1ed1 ho\u1eb7c b\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1 m\u1ed9t c\u00e1ch linh ho\u1ea1t. \u0110\u1ed3ng th\u1eddi, c\u00f3 s\u1ef1 ph\u00e2n b\u1ed1 r\u1ea3i r\u00e1c \u0111\u1ec3 c\u00f3 th\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng tr\u00fang gi\u1ea3i.<\/span><\/p>\n V\u1ec1 ph\u01b0\u01a1ng di\u1ec7n x\u00e1c su\u1ea5t c\u1ee7a b\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1, th\u00ec trong c\u00e1c d\u00e3y s\u1ed1 v\u1eeba n\u00eau tr\u00ean, d\u00e3y s\u1ed1 b\u1ed9 12 l\u00f4 \u0111\u1ec1 c\u00f3 x\u00e1c xu\u1ea5t kh\u00e1 cao. H\u01a1n n\u1eefa, n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng khi \u0111o\u00e1n m\u1ed9ng \u0111\u00e1nh \u0111\u1ec1 v\u00e0 c\u0169ng cho nh\u1eefng k\u1ebft qu\u1ea3 kh\u1ea3 quan.<\/span><\/p>\n<\/div>\n<\/article>\n t\u01b0 v\u1ea5n chu\u1ea9n b\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/span><\/p>\n t\u01b0 v\u1ea5n chu\u1ea9n b\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n song th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n song th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n b\u1ea1ch th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n song th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n \u0111\u1ec1 4 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n \u0111\u1ec1 6 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n \u0111\u1ec1 8 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n \u0111\u1ec1 10 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n l\u00f4 4 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/a><\/strong><\/span><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n l\u00f4 6 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n l\u00f4 8 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n l\u00f4 xi\u00ean 2 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n l\u00f4 xi\u00ean 3 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n l\u00f4 xi\u00ean 4 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t \u01b0 v\u1ea5n chu\u1ea9n 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n 3 c\u00e0ng 2 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n d\u00e0n l\u00f4 10 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i mi\u1ec1n b\u1eafc<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n gi\u1ea3i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n gi\u1ea3i 8 mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n bao l\u00f4 mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n c\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n song th\u1ee7 l\u00f4 mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n \u00a0t\u01b0 v\u1ea5n chu\u1ea9n l\u00f4 3 s\u1ed1 mi\u1ec1n nam<\/span><\/strong><\/a><\/p>\n t\u01b0 v\u1ea5n chu\u1ea9n x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/span><\/strong><\/a><\/p>\nB\u1ed9 s\u1ed1 \u0111\u1ec1 g\u1ed3m nh\u1eefng con s\u1ed1 n\u00e0o?<\/b><\/span><\/h2>\n
B\u1ed9 s\u1ed1 \u0111\u1ec1 theo quy lu\u1eadt s\u1ed1 t\u1ef1 nhi\u00ean<\/strong><\/span><\/h3>\n
C\u00e1c b\u1ed9 s\u1ed1 \u0111\u1ec1 theo can chi 12 con gi\u00e1p<\/strong><\/span><\/h3>\n
B\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1 theo \u00e2m d\u01b0\u01a1ng, ng\u0169 h\u00e0nh<\/strong><\/span><\/h3>\n
X\u00e1c su\u1ea5t c\u1ee7a b\u1ed9 s\u1ed1 \u0111\u1ec1<\/b><\/span><\/h2>\n
c\u1ea7u si\u00eau v\u00edp xs mi\u1ec1n b\u1eafc si\u00eau c\u1ea5p<\/span><\/strong><\/h3>\n
\n<\/strong>c\u1ea7u v\u00e0ng xs mi\u1ec1n b\u1eafc v\u00edp<\/strong><\/span><\/h3>\n
\n<\/strong>t\u01b0 v\u1ea5n chu\u1ea9n xs mi\u1ec1n nam<\/strong><\/span><\/h3>\n
\n<\/strong>t\u01b0 v\u1ea5n chu\u1ea9n xs mi\u1ec1n trung<\/strong><\/span><\/h3>\n