C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p d\u1ef1 \u0111o\u00e1n b\u1eaft \u0111\u1ec1. B\u1eaft \u0111\u1ec1 theo t\u1ed5ng l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch r\u1ea5t ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 Mi\u1ec1n B\u1eafc. B\u1ea1n \u0111\u00e3 bi\u1ebft c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 n\u00e0y ch\u01b0a? N\u1ebfu ch\u01b0a bi\u1ebft th\u00ec c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft b\u1eaft t\u1ed5ng \u0111\u1ec1 h\u00e0ng ng\u00e0y sau nh\u00e9<\/p>\n
T\u1ed5ng \u0111\u1ec1 l\u00e0 g\u00ec<\/h3>\n
T\u1ed5ng \u0111\u1ec1 l\u00e0 t\u1ed5ng c\u1ee7a hai con s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. Ph\u01b0\u01a1ng ph\u00e1p b\u1eaft \u0111\u1ec1 theo t\u1ed5ng \u0111\u1ec1 l\u00e0 c\u00e1ch t\u00ednh l\u00f4 ho\u1eb7c \u0111\u1ec1 ng\u00e0y h\u00f4m theo c\u00e1ch c\u1ed9ng c\u00e1c s\u1ed1 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t theo k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc ho\u1eb7c gi\u1ea3i x\u1ed5 s\u1ed1 c\u1ee7a c\u00e1c mi\u1ec1n Trung, mi\u1ec1n Nam c\u1ee7a ng\u00e0y h\u00f4m tr\u01b0\u1edbc. T\u1eeb k\u1ebft qu\u1ea3 \u0111\u00f3 s\u1ebd ph\u00e1n \u0111o\u00e1n ra k\u1ebft qu\u1ea3 l\u00f4 ho\u1eb7c \u0111\u1ec1 c\u1ee7a ng\u00e0y h\u00f4m sau.<\/p>\n
C\u00e1ch t\u00ednh t\u1ed5ng \u0111\u1ec1<\/h3>\n
C\u00e1ch t\u00ednh c\u0169ng r\u1ea5t \u0111\u01a1n gi\u1ea3n \u0111\u00f3 l\u00e0 l\u1ea5y hai s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111em c\u1ed9ng l\u1ea1i v\u1edbi nhau<\/p>\n
V\u00ed d\u1ee5 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u00f4m nay v\u1ec1 23759 th\u00ec t\u1ed5ng \u0111\u1ec1 s\u1ebd l\u00e0 5+9 =14<\/p>\n
T\u1ed5ng \u0111\u1ec1 d\u00f9ng l\u00e0m g\u00ec? Th\u01b0\u1eddng th\u00ec ch\u00fang ta c\u00f3 th\u1ec3 d\u00f9ng c\u00e1ch \u0111\u00e1nh t\u1ed5ng \u0111\u1ec1 \u0111\u1ec3 b\u1eaft b\u1ea1ch th\u1ee7 l\u00f4 b\u1edfi th\u01b0\u1eddng m\u1ed7i con s\u1ed1 s\u1ebd c\u00f3 s\u1ef1 t\u01b0\u01a1ng quan v\u1edbi nhau<\/p>\n
C\u00e1c lo\u1ea1i t\u1ed5ng \u0111\u1ec1 2024<\/h3>\n
C\u00e1c t\u1ed5ng trong l\u00f4 \u0111\u1ec1 r\u1ea5t quan tr\u1ecdng. B\u1ea1n c\u1ea7n n\u1eafm v\u1eefng \u0111\u1ec3 c\u00f3 th\u1ec3 soi \u0111\u01b0\u1ee3c c\u1ea7u. C\u00e1c lo\u1ea1i t\u1ed5ng \u0111\u1ec1 c\u00f3 th\u1ec3 chia ra: t\u1ed5ng ch\u1eb5n, t\u1ed5ng l\u1ebb, t\u1ed5ng theo s\u1ed1. T\u1eeb nh\u1eefng th\u1ed1ng k\u00ea n\u00e0y m\u00e0 ch\u00fang ta c\u00f3 th\u1ec3 lu\u1eadn ra \u0111\u1ec1 ra theo t\u1ed5ng ch\u00ednh x\u00e1c ng\u00e0y h\u00f4m nay th\u1ebf n\u00e0o<\/p>\n
C\u00e1c lo\u1ea1i t\u1ed5ng \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/h3>\n
Th\u00f4ng th\u01b0\u1eddng soi c\u1ea7u t\u1ed5ng th\u01b0\u1eddng ch\u00fang ta d\u1ef1a v\u00e0o \u0111\u00e0i mi\u1ec1n b\u1eafc \u0111\u1ec3 soi. Mi\u1ec1n nam c\u0169ng t\u01b0\u01a1ng t\u1ef1. V\u1eady c\u00e1c t\u1ed5ng \u0111\u1ec1 mb c\u00f3 nh\u1eefng g\u00ec?<\/p>\n
<\/p>\n
\u0110\u1ec0 T\u1ed4NG CH\u1eb4N BAO NHI\u00caU CON?<\/h4>\n
T\u1ed5ng ch\u1eb5n c\u00f3 t\u1ea5t c\u1ea3 50 con bao g\u1ed3m<\/p>\n
11, 13, 15, 17, 19, 31, 33, 35, 37, 39, 51, 53, 55, 57, 59, 71, 73, 75, 77, 79, 91, 93, 95, 97, 99<\/p>\n
00, 02, 04, 06, 08, 20, 22, 24, 26, 28, 40, 42, 44, 46, 48, 60, 62, 64, 66, 68, 80, 82, 84, 86, 88<\/p>\n
\u0110\u1ec0 T\u1ed4NG L\u1eba BAO NHI\u00caU CON?<\/h4>\n
T\u1ed5ng l\u1ebb c\u00f3 t\u1ea5t c\u1ea3 50 con bao g\u1ed3m<\/p>\n
01, 03, 05, 07, 09, 21, 23, 25, 27, 29, 41, 43, 45, 47, 49, 61, 63, 65, 67, 69, 81, 83, 85, 87, 89<\/p>\n
10, 12, 14, 16, 18, 30, 32, 34, 36, 38, 50, 52, 54, 56, 58, 70, 72, 74, 76, 78, 90, 92, 94, 96, 98<\/p>\n
\u0110\u1ec1 t\u1ed5ng 0 c\u00f3 bao nhi\u00eau con<\/p>\n
T\u1ed5ng 0 g\u1ed3m nh\u1eefng con g\u00ec? T\u1ed5ng 0 bao g\u1ed3m 2 con \u0111\u00f3 l\u00e0 00 19, 28, 37, 46, 55, 64, 73, 82, 91<\/p>\n
\u0110\u1ec0 T\u1ed4NG 1 C\u00d3 BAO NHI\u00caU CON?<\/h4>\n
T\u1ed5ng 1 g\u1ed3m nh\u1eefng con g\u00ec? T\u1ed5ng 1 g\u1ed3m 10 con s\u1ed1: 01 10 29 92 38 83 47 74 56 65<\/p>\n
\u0110\u1ec1 t\u1ed5ng 2 c\u00f3 bao nhi\u00eau con<\/p>\n
T\u1ed5ng 2 g\u1ed3m nh\u1eefng con n\u00e0o? T\u1ed5ng 2 bao g\u1ed3m 10 con s\u1ed1: 02 20 11 39 93 48 84 57 75 66<\/p>\n
\u0110\u1ec1 t\u1ed5ng 3 c\u00f3 bao nhi\u00eau con<\/p>\n
T\u1ed5ng 3 g\u1ed3m nh\u1eefng con g\u00ec? T\u1ed5ng 3 bao g\u1ed3m 10 con s\u1ed1: 03 30 12 21 49 94 58 85 67 76<\/p>\n
\u0110\u1ec1 t\u1ed5ng 4 c\u00f3 bao nhi\u00eau nhi\u00eau con<\/p>\n
T\u1ed5ng 4 g\u1ed3m nh\u1eefng con g\u00ec T\u1ed5ng 4 bao g\u1ed3m 10 con s\u1ed1: 04 40 13 31 22 59 95 68 86 77<\/p>\n
\u0110\u1ec1 t\u1ed5ng 5 c\u00f3 bao nhi\u00eau con<\/p>\n
T\u1ed5ng 5 g\u1ed3m nh\u1eefng con g\u00ec? T\u1ed5ng 5 bao g\u1ed3m 10 con s\u1ed1: 05 50 14 41 23 32 69 96 78 87<\/p>\n
\u0110\u1ec1 t\u1ed5ng 6 c\u00f3 bao nhi\u00eau con<\/p>\n
T\u1ed5ng 6 g\u1ed3m nh\u1eefng con g\u00ec? T\u1ed5ng 6 bao g\u1ed3m 10 con s\u1ed1: 06 60 15 51 24 42 33 88 79 97<\/p>\n
\u0110\u1ec1 t\u1ed5ng 7 bao g\u1ed3m bao nhi\u00eau con<\/p>\n
T\u1ed5ng 7 g\u1ed3m nh\u1eefng con g\u00ec? T\u1ed5ng 7 bao g\u1ed3m 10 con s\u1ed1: 07 70 16 61 25 52 34 43 89 98<\/p>\n
\u0110\u1ec1 t\u1ed5ng 8 bao g\u1ed3m bao nhi\u00eau con<\/p>\n
T\u1ed5ng 8 g\u1ed3m nh\u1eefng con g\u00ec?T\u1ed5ng 8 bao g\u1ed3m 10 con s\u1ed1 : 08 80 17 71 26 62 35 53 88 99<\/p>\n
\u0110\u1ec1 t\u1ed5ng 9 bao g\u1ed3m bao nhi\u00eau con<\/p>\n
T\u1ed5ng 9 g\u1ed3m nh\u1eefng con g\u00ecT\u1ed5ng 9 bao g\u1ed3m 10 con s\u1ed1: 09 90 18 81 27 72 36 63 45 54<\/p>\n
Soi t\u1ed5ng \u0111\u1ec1 th\u1ebf n\u00e0o?<\/h3>\n
B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o \u0111\u1ec1 ra theo t\u1ed5ng d\u01b0\u1edbi \u0111\u00e2y. \u0110\u00e2y l\u00e0 c\u00e1c lo\u1ea1i t\u1ed5ng \u0111\u1ec1 v\u1ec1 h\u00f4m tr\u01b0\u1edbc h\u00f4m sau \u0111\u00e1nh con g\u00ec. X\u00e9t tr\u00ean kh\u00eda c\u1ea1nh b\u00f3ng \u00e2m d\u01b0\u01a1ng th\u00ec ch\u00fang ta c\u00f3<\/p>\n
<\/p>\n
B\u00d3NG D\u01af\u01a0NG:<\/h4>\n
\u0110\u1ec1 v\u1ec1 v\u1ec1 t\u1ed5ng 0 h\u00f4m sau v\u1ec1 t\u1ed5ng m\u1ea5y \u0111\u00e1nh theo t\u1ed5ng 5<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 1 h\u00f4m sau \u0111\u00e1nh t\u1ed5ng m\u1ea5y : \u0111\u00e1nh theo t\u1ed5ng 6<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 2 h\u00f4m sau v\u1ec1 t\u1ed5ng m\u1ea5y: \u0111\u00e1nh theo t\u1ed5ng 7<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 3 h\u00f4m sau \u0111\u00e1nh t\u1ed5ng m\u1ea5y \u0111\u00e1nh theo t\u1ed5ng 8<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 4 h\u00f4m sau \u0111\u00e1nh t\u1ed5ng m\u1ea5y \u0111\u00e1nh theo t\u1ed5ng 9<\/p>\n
B\u00d3NG D\u01af\u01a0NG<\/h4>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 5 h\u00f4m sau \u0111\u00e1nh t\u1ed5ng m\u1ea5y? \u0111\u00e1nh theo t\u1ed5ng 1<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 6 h\u00f4m sau v\u1ec1 t\u1ed5ng m\u1ea5y? \u0111\u00e1nh theo t\u1ed5ng 3<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 7 h\u00f4m sau v\u1ec1 t\u1ed5ng m\u1ea5y? \u0111\u00e1nh theo t\u1ed5ng 0<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 8 h\u00f4m sau \u0111\u00e1nh t\u1ed5ng m\u1ea5y? \u0111\u00e1nh theo t\u1ed5ng 5<\/p>\n
\u0110\u1ec1 v\u1ec1 t\u1ed5ng 9 h\u00f4m sau \u0111\u00e1nh t\u1ed5ng m\u1ea5y? \u0111\u00e1nh theo t\u1ed5ng 2<\/p>\n
Nh\u01b0 v\u1eady v\u1edbi ph\u01b0\u01a1ng ph\u00e1p soi b\u00ean ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u00e1nh \u0111\u1ec1 theo t\u1ed5ng.<\/p>\n
C\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 2024<\/h3>\n
\u0110\u00e1nh \u0111\u1ec1 theo t\u1ed5ng th\u00ec ch\u00fang ta c\u00f3 th\u1ec3 tra c\u1ee9u nh\u01b0 c\u00e1c lo\u1ea1i t\u1ed5ng \u0111\u1ec1 ph\u00eda tr\u00ean. V\u00ed d\u1ee5 h\u00f4m nay \u0111\u1ec1 v\u1ec1 t\u1ed5ng 7 h\u00f4m sau theo tr\u00ean c\u00f3 th\u1ec3 \u0111\u00e1nh theo t\u1ed5ng 0 c\u00f3 hai con s\u1ed1 00 v\u00e0 55.<\/p>\n
Ho\u1eb7c c\u00f3 th\u1ec3 \u0111\u00e1nh theo t\u1ed5ng 2 g\u1ed3m 10 con s\u1ed1 n\u1eefa. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn \u0111\u00e1nh theo d\u00e0n \u0111\u1ec1 12 con s\u1ed1 c\u00f2n n\u1ebfu mu\u1ed1n ch\u1eafc ch\u1eafn th\u00ec b\u1ea1n c\u00f3 th\u1ec3 soi theo c\u1ea7u \u0111\u1ec1 t\u1ed5ng ch\u1eb5n l\u1ebb<\/p>\n
Ho\u1eb7c b\u1ea1n c\u00f3 th\u1ec3 th\u1ed1ng k\u00ea theo<\/p>\n
t\u1ed5ng 0 t\u1ed5ng 1 t\u1ed5ng 2 t\u1ed5ng 3 t\u1ed5ng 4 t\u1ed5ng 5 t\u1ed5ng 6 t\u1ed5ng 7 t\u1ed5ng 8 t\u1ed5ng 9 \u0111\u00e3 bao nhi\u00eau ng\u00e0y ch\u01b0a ra<\/p>\n
t\u1ed5ng 0 t\u1ed5ng 1 t\u1ed5ng 2 t\u1ed5ng 3 t\u1ed5ng 4 t\u1ed5ng 5 t\u1ed5ng 6 t\u1ed5ng 7 t\u1ed5ng 8 t\u1ed5ng 9 hay ra con n\u00e0o<\/p>\n
\u0110\u00e1nh \u0111\u1ec1 theo t\u1ed5ng \u0111\u1ec1 ch\u1eb5n l\u1ebb<\/p>\n
\u0110\u00e2y l\u00e0 m\u1ed9t b\u00ed m\u1eadt m\u00e0 kh\u00f4ng ph\u1ea3i ai c\u0169ng bi\u1ebft \u0111\u00f3 l\u00e0 c\u00e1ch soi c\u1ea7u theo t\u1ed5ng ch\u1eb5n l\u1ebb. Nh\u01b0ng t\u1ea1i \u0111\u00e2y t\u00f4i s\u1ebd b\u1eadt m\u00ed cho c\u00e1c b\u1ea1n m\u1ed9t c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo t\u1ed5ng<\/p>\n
C\u00e1ch soi c\u1ea7u t\u1ed5ng \u0111\u1ec1 b\u1eaft t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/h3>\n
<\/p>\n
C\u00e1ch b\u1eaft t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u00f3 ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 sau. C\u00e1c con s\u1ed1 s\u1ebd ph\u00e2n chia th\u00e0nh ch\u1eb5n ho\u1eb7c l\u1ebb, ho\u1eb7c t\u1ed5ng ch\u1eb5n ho\u1eb7c t\u1ed5ng l\u1ebb. B\u1ea1n ch\u1ec9 vi\u1ec7c t\u1ed5ng h\u1ee3p c\u00e1c k\u1ebft qu\u1ea3 v\u00ed d\u1ee5 ra b\u1ea3ng sau. T\u1eeb \u0111\u00e2y b\u1ea1n s\u1ebd th\u1ea5y m\u1ed9t d\u1ea1ng c\u1ea7u. V\u00ed d\u1ee5 c\u1ea7u b\u1ec7t \u0111\u1ec1 v\u1ec1 ch\u1eb5n li\u00ean ti\u1ebfp 5 h\u00f4m<\/p>\n
T\u1eeb c\u1ea7u n\u00e0y b\u1ea1n c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh theo d\u00f5i \u0111\u1ec1 ra ch\u1eb5n l\u1ebb t\u1ea7n xu\u1ea5t th\u1ebf n\u00e0o \u0111\u1ec3 b\u1eaft theo. C\u00e1ch \u0111\u00e1nh n\u00e0y g\u1ecdi l\u00e0 c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb m\u00e0 \u00edt ng\u01b0\u1eddi bi\u1ebft \u0111\u1ebfn<\/p>\n