L\u00f4 \u0111\u1ec1 l\u00e0 m\u1ed9t tr\u00f2 ch\u01a1i gi\u1ea3i tr\u00ed tr\u00fang th\u01b0\u1edfng r\u1ea5t ph\u1ed5 bi\u1ebfn \u1edf Vi\u1ec7t Nam v\u00e0 \u0111\u01b0\u1ee3c \u0111\u00f4ng \u0111\u1ea3o ng\u01b0\u1eddi ch\u01a1i \u0111\u00f3n nh\u1eadn v\u00ec c\u01a1 h\u1ed9i \u0111\u1ed5i \u0111\u1eddi m\u00e0 n\u00f3 mang l\u1ea1i. M\u1ed7i ng\u01b0\u1eddi ch\u01a1i \u0111\u1ec1u c\u00f3 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i l\u00f4 \u0111\u1ec1 ri\u00eang m\u00e0 h\u1ecd tin r\u1eb1ng c\u00f3 th\u1ec3 gi\u00fap h\u1ecd chi\u1ebfn th\u1eafng khi \u00e1p d\u1ee5ng. V\u00e0 qu\u1ea3 l\u00e0 \u0111\u00e1ng ti\u1ebfc n\u1ebfu b\u1ea1n ch\u01b0a c\u00f3 cho m\u00ecnh m\u1ed9t <\/span>b\u1ed9 s\u1ed1 \u0111\u1ec1<\/b> chu\u1ea9n x\u00e1c. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u <\/span>c\u00e1c b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1<\/b> gi\u00fap b\u1ea1n \u0111\u00e1nh \u0111\u00e2u tr\u00fang \u0111\u00f3 qua b\u00e0i vi\u1ebft sau \u0111\u00e2y nh\u00e9!<\/span><\/p>\n N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u, <\/span>b\u1ed9 s\u1ed1 \u0111\u1ec1<\/b> ch\u00ednh l\u00e0 nh\u1eefng con s\u1ed1 \u0111\u1ec1 g\u1ed3m 2 ch\u1eef s\u1ed1 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhau theo m\u1ed9t \u00fd ngh\u0129a n\u00e0o \u0111\u00f3 t\u1ea1o th\u00e0nh m\u1ed9t d\u00e3y s\u1ed1 gi\u00fap ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh quanh n\u0103m su\u1ed1t th\u00e1ng.<\/span><\/p>\n T\u00ednh li\u00ean k\u1ebft c\u1ee7a nh\u1eefng con s\u1ed1 trong b\u1ed9 s\u1ed1 \u0111\u00f3 c\u00e0ng ch\u1eb7t ch\u1ebd th\u00ec b\u1ed9 s\u1ed1 \u0111\u00f3 c\u00e0ng chu\u1ea9n x\u00e1c. Ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng <\/span>c\u00e1c b\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1 <\/b>\u0111\u1ec3 \u0111\u00e1nh t\u1ea5t tay trong m\u1ed9t ng\u00e0y \u0111ang x\u00e9t, ho\u1eb7c soi c\u1ea7u l\u00f4 \u0111\u1ec1 s\u1ebd xu\u1ea5t hi\u1ec7n d\u1ef1a theo quy lu\u1eadt c\u1ee7a b\u1ed9 s\u1ed1 \u0111\u00f3. Ngo\u00e0i ra, c\u00e1ch ch\u01a1i n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi, t\u1eeb nh\u1eefng ng\u01b0\u1eddi m\u1edbi ch\u01a1i ch\u01b0a bi\u1ebft \u0111\u00e1nh \u0111\u1ec1 con g\u00ec cho chu\u1ea9n x\u00e1c \u0111\u1ebfn nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00e3o l\u00e0ng \u0111\u00e3 \u0111\u00fac k\u1ebft, ch\u1ecdn \u0111\u01b0\u1ee3c cho m\u00ecnh m\u1ed9t b\u1ed9 s\u1ed1 \u0111\u1ec1 \u01b0ng \u00fd, \u0111\u00e1nh \u0111\u00e2u tr\u00fang \u0111\u00f3.<\/span><\/p>\n Hi\u1ec7n nay, c\u00f3 r\u1ea5t nhi\u1ec1u b\u1ed9 s\u1ed1 \u0111\u1ec1 \u0111\u01b0\u1ee3c s\u1ea3n sinh ra. Nh\u01b0ng li\u1ec7u trong s\u1ed1 nh\u1eefng b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 \u0111\u00f3, b\u1ed9 s\u1ed1 n\u00e0o s\u1ebd mang \u0111\u1ebfn s\u1ef1 may m\u1eafn c\u0169ng nh\u01b0 chi\u1ebfm \u0111\u01b0\u1ee3c l\u00f2ng tin t\u1eeb ph\u00eda ng\u01b0\u1eddi ch\u01a1i? H\u00e3y theo d\u00f5i n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 c\u00f3 th\u1ec3 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi \u0111\u00f3 nh\u00e9!<\/span><\/p>\n <\/p>\n \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng <\/span>b\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1<\/b> hi\u1ec7u qu\u1ea3 v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c \u0111\u00f4ng \u0111\u1ea3o ng\u01b0\u1eddi ch\u01a1i \u00e1p d\u1ee5ng. <\/span>B\u1ed9 12 l\u00f4 \u0111\u1ec1<\/b> n\u00e0y \u0111\u01b0\u1ee3c suy ra d\u1ef1a tr\u00ean \u00fd ngh\u0129a c\u1ee7a 12 con gi\u00e1p trong thi\u00ean can, \u0111\u1ecba chi. Nh\u1eefng con l\u00f4 c\u1ee7a b\u1ed9 n\u00e0y nh\u01b0 sau:<\/span><\/p>\n Khi \u00e1p d\u1ee5ng b\u1ed9 s\u1ed1 \u0111\u1ec1 n\u00e0y, ng\u01b0\u1eddi ch\u01a1i n\u00ean s\u1eed d\u1ee5ng \u1edf nh\u1eefng th\u00e1ng kh\u00e1c nhau trong 1 n\u0103m \u00e2m l\u1ecbch t\u01b0\u01a1ng \u1ee9ng v\u1edbi s\u1ed1 th\u1ee9 t\u1ef1 t\u1eebng con gi\u00e1p . N\u1ebfu th\u00e1ng n\u00e0y b\u1ea1n \u0111\u00e3 tr\u00fang \u0111\u1ec1 r\u1ed3i, b\u1ea1n n\u00ean ngh\u1ec9 \u0111\u1ee3i th\u00e1ng sau theo ti\u1ebfp ho\u1eb7c s\u1eed d\u1ee5ng nh\u1eefng <\/span>b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1<\/b> kh\u00e1c \u0111\u1ec3 ch\u01a1i.<\/span><\/p>\n \u0110\u00e2y l\u00e0 <\/span>b\u1ed9 s\u1ed1 \u0111\u1ec1<\/b> \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 d\u00e0ng suy ra n\u00ean vi\u1ec7c c\u00f3 th\u1ec3 n\u1eafm b\u1eaft v\u00e0 \u00e1p d\u1ee5ng n\u00f3 l\u00e0 kh\u00f4ng qu\u00e1 kh\u00f3 kh\u0103n. B\u1ed9 s\u1ed1 n\u00e0y l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p d\u1ef1a tr\u00ean th\u1ed1ng k\u00ea v\u1ec1 nh\u1eefng b\u1ed9 s\u1ed1 th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n c\u00f9ng nhau tr\u00ean b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1. Chi ti\u1ebft c\u1ee7a b\u1ed9 n\u00e0y nh\u01b0 sau:<\/span><\/p>\n G\u1ed3m 5 b\u1ed9 theo b\u00f3ng d\u01b0\u01a1ng: 0 \u2013 5, 1 \u2013 6, 2 \u2013 7, 3 \u2013 8, 4 \u2013 9 . \u0110\u1ec3 d\u1ec5 nh\u1edb c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 l\u1ea5y s\u1ed1 \u0111\u00f3 c\u1ed9ng th\u00eam 5 l\u00e0 ra b\u00f3ng d\u01b0\u01a1ng c\u1ee7a n\u00f3.<\/p>\n Tuy nhi\u00ean b\u1ea1n c\u1ea7n \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd khi soi c\u1ea7u v\u00ec c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n t\u00ecnh tr\u1ea1ng b\u1ed9 k\u00e9p. V\u00ed d\u1ee5 nh\u01b0 hai ng\u00e0y \u0111\u1ea7u c\u1ee7a k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 xu\u1ea5t hi\u1ec7n s\u1ed1 01, 10 theo quy lu\u1eadt c\u1ee7a b\u1ed9 th\u1ee9 nh\u1ea5t tuy nhi\u00ean \u0111\u1ebfn ng\u00e0y th\u1ee9 ba l\u1ea1i xu\u1ea5t hi\u1ec7n s\u1ed1 68 trong b\u1ed9 th\u1ee9 s\u00e1u. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y b\u1ea1n n\u00ean theo k\u00e9p 2 b\u1ed9 \u0111\u1ec3 ch\u1eafc ch\u1eafn c\u00f3 \u0111\u01b0\u1ee3c c\u01a1 h\u1ed9i tr\u00fang \u0111\u1ec1 cao h\u01a1n nh\u00e9. \u0110\u1eebng v\u00ec b\u1ecf b\u1ed9 n\u00e0y m\u00e0 ti\u1ebfc b\u1ed9 kia khi\u1ebfn c\u01a1 h\u1ed9i b\u1ecb v\u1ee5t m\u1ea5t nh\u00e9!<\/span><\/p>\n Hy v\u1ecdng r\u1eb1ng qua b\u00e0i vi\u1ebft tr\u00ean, b\u1ea1n \u0111\u1ecdc \u0111\u00e3 ch\u1ecdn ra \u0111\u01b0\u1ee3c cho m\u00ecnh m\u1ed9t <\/span>b\u1ed9 s\u1ed1 \u0111\u1ec1<\/b> th\u00edch h\u1ee3p nh\u1ea5t. Ngo\u00e0i ra, c\u0169ng c\u00f2n nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i l\u00f4 \u0111\u1ec1 kh\u00e1c gi\u00fap b\u1ea1n n\u00e2ng cao t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng c\u1ee7a m\u00ecnh nh\u01b0 gi\u1ea3i m\u00e3 gi\u1ea5c m\u01a1, b\u00f3ng \u00e2m d\u01b0\u01a1ng, hay s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m soi c\u1ea7u l\u00f4 \u0111\u1ec1. V\u00e0 c\u0169ng \u0111\u1eebng qu\u00ean tham gia ch\u01a1i \u0111\u00e1nh \u0111\u1ec1 online c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 c\u00f3 c\u01a1 h\u1ed9i gi\u00e0nh \u0111\u01b0\u1ee3c nh\u1eefng ph\u1ea7n qu\u00e0 h\u1ea5p d\u1eabn nh\u00e9. Ch\u00fac b\u1ea1n may m\u1eafn v\u00e0 th\u00e0nh c\u00f4ng trong cu\u1ed9c s\u1ed1ng!<\/span><\/p>\n<\/div>\nC\u00e1c b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec?<\/b><\/span><\/h2>\n
B\u1ed9 l\u00f4 \u0111\u1ec1 12 con gi\u00e1p<\/b><\/span><\/h2>\n
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B\u1ed9 s\u1ed1 c\u01a1 b\u1ea3n th\u01b0\u1eddng \u0111i v\u1edbi nhau<\/b><\/span><\/h2>\n
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B\u1ed9 s\u1ed1 l\u00f4 \u0111\u1ec1 theo b\u00f3ng l\u00f4 \u0111\u1ec1<\/strong><\/span><\/h2>\n
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K\u1ebft lu\u1eadn<\/strong><\/span><\/h2>\n
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- View Larger Image<\/span><\/li>\n<\/ul>\n<\/div>\n\n
- B\u1ed9 T\u00fd. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1 : 00, 12, 24, 36, 48, 60, 72, 84, 96.<\/span><\/li>\n
- B\u1ed9 S\u1eedu. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 01, 13, 25, 37, 49, 61, 73, 85, 97.<\/span><\/li>\n
- B\u1ed9 D\u1ea7n. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 02, 14, 26, 38, 50, 62, 74, 86, 98.<\/span><\/li>\n
- B\u1ed9 M\u00e3o. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 03, 15, 27, 39, 51, 63, 75, 87, 99.<\/span><\/li>\n
- B\u1ed9 Th\u00ecn. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 04, 16, 28, 40, 52, 64, 76, 88.<\/span><\/li>\n
- B\u1ed9 T\u1ef5. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 05, 17, 29, 41, 53, 65, 77, 89.<\/span><\/li>\n
- B\u1ed9 Ng\u1ecd. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 06, 18, 30, 42, 54, 66, 78, 90.<\/span><\/li>\n
- B\u1ed9 M\u00f9i. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 07, 19, 31, 43, 55, 67, 79, 91.<\/span><\/li>\n
- B\u1ed9 Th\u00e2n. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 08, 20, 32, 44, 56, 68, 80, 92.<\/span><\/li>\n
- B\u1ed9 D\u1eadu. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 09, 21, 33, 45, 57, 69, 81, 93.<\/span><\/li>\n
- B\u1ed9 Tu\u1ea5t. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 10, 22, 34, 46, 58, 70, 82, 94.<\/span><\/li>\n
- B\u1ed9 H\u1ee3i. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1: 11, 23, 35, 47, 59, 71, 83, 95.<\/span><\/li>\n<\/ul>\n
- B\u1ed9 l\u00f4 \u0111\u1ec1 01 bao g\u1ed3m c\u00e1c con s\u1ed1: 01, 10, 06, 60, 51, 15, 56, 65.<\/span><\/li>\n
- B\u1ed9 l\u00f4 \u0111\u1ec1 02 g\u1ed3m c\u00e1c con s\u1ed1: 02, 20, 07, 70, 52, 25, 57, 75.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 03 bao g\u1ed3m c\u00e1c con s\u1ed1: 03, 30, 08, 80, 53, 35, 58, 85.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 04 bao g\u1ed3m c\u00e1c con s\u1ed1: 04, 40, 09, 90, 54, 45, 59, 95.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 12 bao g\u1ed3m c\u00e1c con s\u1ed1: 12, 21, 17, 71, 62, 26, 67, 76.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 13bao g\u1ed3m c\u00e1c con s\u1ed1: 13, 31, 18, 81, 63, 36, 68, 86.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 14 bao g\u1ed3m c\u00e1c con s\u1ed1: 14, 41, 19, 91, 64, 46, 69, 96.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 23 bao g\u1ed3m c\u00e1c con s\u1ed1: 23, 32, 28, 82, 73, 37, 78, 87.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 24 bao g\u1ed3m c\u00e1c con s\u1ed1: 24, 42, 29, 92, 74, 47, 79, 97.<\/span><\/li>\n
- B\u1ed9 \u0111\u1ec1 34 bao g\u1ed3m c\u00e1c con s\u1ed1: 34, 43, 39, 93, 84, 48, 89, 98.<\/span><\/li>\n<\/ul>\n
- B\u1ed9 00: g\u1ed3m 4 s\u1ed1 sau: 00, 55, 05, 50<\/li>\n
- B\u1ed9 11: g\u1ed3m 4 s\u1ed1 sau: 11, 66, 16, 61<\/li>\n
- B\u1ed9 22: g\u1ed3m 4 s\u1ed1 sau: 22, 77, 27, 72<\/li>\n
- B\u1ed9 33: g\u1ed3m 4 s\u1ed1 sau: 33, 88, 38, 83<\/li>\n
- B\u1ed9 44: g\u1ed3m 4 s\u1ed1 sau: 44, 99, 49, 94<\/li>\n<\/ul>\n
- B\u1ed9 T\u00fd. G\u1ed3m nh\u1eefng con s\u1ed1 \u0111\u1ec1 : 00, 12, 24, 36, 48, 60, 72, 84, 96.<\/span><\/li>\n