C\u00e1ch b\u1eaft \u0111\u1ec1 theo t\u1ed5ng<\/b> th\u1ef1c ch\u1ea5t kh\u00f4ng h\u1ec1 kh\u00f3 nh\u01b0 nhi\u1ec1u anh em l\u00f4 th\u1ee7 v\u1eabn ngh\u0129. V\u1edbi d\u00e2n ch\u01a1i l\u00f4 \u0111\u1ec1 l\u00e2u n\u0103m, \u0111\u00e1nh \u0111\u1ec1 theo t\u1ed5ng l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3, n\u00ean \u00e1p d\u1ee5ng linh ho\u1ea1t \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u1eb7p s\u1ed1 \u0111\u1eb9p, v\u00e0o b\u1edd an to\u00e0n. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi c\u00e1c t\u00e2n binh th\u00ec c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 chu\u1ea9n v\u1eabn l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1 m\u01a1 h\u1ed3. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, ch\u00fang t\u00f4i<\/strong> s\u1ebd chia s\u1ebb \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin v\u1ec1 \u0111\u1ec1 t\u1ed5ng c\u0169ng nh\u01b0 c\u00e1c c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo t\u1ed5ng hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/span><\/p>\n<\/div>\n<\/div>\n <\/p>\n N\u1ed9i dung ch\u00ednh<\/p>\n Mu\u1ed1n \u00e1p d\u1ee5ng th\u00e0nh c\u00f4ng <\/span>c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 chu\u1ea9n<\/b> th\u00ec \u0111i\u1ec1u c\u01a1 b\u1ea3n anh em c\u1ea7n ph\u1ea3i n\u1eafm \u0111\u01b0\u1ee3c ch\u00ednh l\u00e0 kh\u00e1i ni\u1ec7m v\u1ec1 t\u1ed5ng \u0111\u1ec1. Tr\u00ean th\u1ef1c t\u1ebf, t\u1ed5ng \u0111\u1ec1 ch\u00ednh l\u00e0 t\u1ed5ng c\u1ee7a c\u00e1c con s\u1ed1 \u1edf gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. C\u00e1ch t\u00ednh t\u1ed5ng n\u00e0y gi\u1ed1ng nh\u01b0 tr\u00f2 ch\u01a1i 3 c\u00e2y, r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u. V\u00ed d\u1ee5, \u0111\u1ec1 v\u1ec1 35 th\u00ec c\u1ed9ng v\u00e0o s\u1ebd c\u00f3 t\u1ed5ng \u0111\u1ec1 l\u00e0 8. N\u1ebfu t\u1ed5ng l\u00e0 2 ch\u1eef s\u1ed1 th\u00ec s\u1ebd l\u1ea5y s\u1ed1 cu\u1ed1i. V\u00ed d\u1ee5, \u0111\u1ec1 v\u1ec1 65, 6 +5 =11, nh\u01b0 v\u1eady t\u1ed5ng \u0111\u1ec1 s\u1ebd l\u00e0 1.<\/span><\/p>\n Trong l\u00f4 \u0111\u1ec1 c\u00f3 c\u00e1c t\u1ed5ng t\u1eeb 0 \u2013 9, n\u1eafm \u0111\u01b0\u1ee3c danh s\u00e1ch t\u1ed5ng \u0111\u1ec1 l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 anh em c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1ch b\u1eaft \u0111\u1ec1 theo t\u1ed5ng chu\u1ea9n nh\u1ea5t. \u1ee8ng v\u1edbi m\u1ed7i s\u1ed1 t\u1eeb 0 \u2013 9 l\u00e0 c\u00e1c t\u1ed5ng \u0111\u1ec1. Vi\u1ec7c n\u1eafm \u0111\u01b0\u1ee3c danh s\u00e1ch t\u1ed5ng s\u1ebd gi\u00fap l\u00f4 th\u1ee7 soi c\u1ea7u h\u00f4m nay<\/strong> d\u1ec5 d\u00e0ng, hi\u1ec7u qu\u1ea3 h\u01a1n. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/span><\/p>\n T\u1ed5ng \u0111\u1ec1 1 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi b\u1eb1ng 1 hay 11. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 1 c\u00f3 10 con s\u1ed1 nh\u01b0 sau: 01,10, 29, 92, 83, 38, 56, 65, 74, 47.<\/span><\/p>\n T\u1ed5ng \u0111\u1ec1 2 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng b\u1eb1ng 2 ho\u1eb7c 11. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 2 c\u00f3 10 con s\u1ed1 sau: 02, 20, 93, 39, 66, 75, 48, 84, 57, 11.<\/span><\/p>\n T\u1ed5ng \u0111\u1ec1 3 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng b\u1eb1ng 3 ho\u1eb7c 13. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 3 c\u00f3 10 con s\u1ed1 sau: 03, 30, 12, 21, 49, 94, 58, 85, 67, 76.<\/span><\/p>\n T\u1ed5ng \u0111\u1ec1 4 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng \u0111\u1ec1 b\u1eb1ng 4 ho\u1eb7c 14. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 4 c\u00f3 10 con s\u1ed1 sau: 04, 40, 31, 13, 59, 95, 68, 86, 22, 77.<\/span><\/p>\n T\u1ed5ng \u0111\u1ec1 5 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng b\u1eb1ng 5 ho\u1eb7c 15. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 5 c\u00f3 10 con s\u1ed1 sau: 05, 50, 23, 32, 87, 78, 14, 41, 96, 69.<\/span><\/p>\n T\u1ed5ng \u0111\u1ec1 6 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng b\u1eb1ng 6 ho\u1eb7c 16. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 6 c\u00f3 10 con s\u1ed1 sau: 06, 60, 24, 42, 33, 97, 79, 15, 51, 88.<\/span><\/p>\n D\u01b0\u0323 \u0111oa\u0301n k\u00ea\u0301t qua\u0309 XSMT<\/strong> v\u00e0 c\u00f9ng soi c\u00e2\u0300u k\u00ea\u0301t qua\u0309 x\u00f4\u0309 s\u00f4\u0301 ha\u0300ng nga\u0300y chi\u0301nh xa\u0301c 100% t\u1ea1i Swin2888. Ch\u00fang t\u00f4i c\u00f3 \u0111\u1ed9i ng\u0169 chuy\u00ean gia ph\u00e2n t\u00edch s\u1ebd cho b\u1ea1n con s\u1ed1 may m\u1eafn nh\u1ea5t.<\/p><\/blockquote>\n T\u1ed5ng \u0111\u1ec1 7 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng b\u1eb1ng 7 ho\u1eb7c 17. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 7 c\u00f3 10 con s\u1ed1 sau: 07, 70, 25, 52, 89, 98, 16, 61, 34, 43.<\/span><\/p>\n T\u1ed5ng \u0111\u1ec1 8 l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng b\u1eb1ng 8 ho\u1eb7c 18. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 8 c\u00f3 10 con s\u1ed1 sau: 08, 80, 35, 53, 44, 26, 63, 99, 17, 71.<\/span><\/p>\n \u0110\u1ec1 theo t\u1ed5ng <\/b>c\u00f3 10 tr\u01b0\u1eddng h\u1ee3p, tr\u01b0\u1eddng h\u1ee3p cu\u1ed1i c\u00f9ng l\u00e0 t\u1ed5ng \u0111\u1ec1 9. T\u1ed5ng \u0111\u1ec1 n\u00e0y l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u1edbi t\u1ed5ng b\u1eb1ng 9 ho\u1eb7c 19. C\u1ee5 th\u1ec3, d\u00e3y s\u1ed1 t\u1ed5ng \u0111\u1ec1 9 c\u00f3 10 con s\u1ed1 sau: 09, 90, 45, 54, 27, 72, 18, 81, 36, 63.<\/span><\/p>\n\u0110\u1ec1 t\u1ed5ng l\u00e0 g\u00ec?<\/strong><\/span><\/h2>\n
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C\u00e1c tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng trong l\u00f4 \u0111\u1ec1<\/strong><\/span><\/h2>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 1<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 2<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 3<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 4<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 5<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 6<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 7<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 8<\/strong><\/span><\/h3>\n
Tr\u01b0\u1eddng h\u1ee3p t\u1ed5ng \u0111\u1ec1 9<\/strong><\/span><\/h3>\n