\n
\u0110\u1ed1i v\u1edbi nh\u1eefng tay ch\u01a1i chuy\u00ean nghi\u1ec7p th\u00ec c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb<\/b> ch\u1eb3ng c\u00f2n xa l\u1ea1. Th\u1ebf nh\u01b0ng v\u1edbi nh\u1eefng anh em m\u1edbi ch\u01a1i c\u00f3 l\u1ebd v\u1eabn c\u00f2n m\u01a1 h\u1ed3. Hi\u1ec3u \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3, b\u00e0i vi\u1ebft sau \u0111\u00e2y ch\u00fang t\u00f4i<\/strong> s\u1ebd \u0111\u1ec1 c\u1eadp v\u1ec1 \u0111\u1ebfn nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 c\u1ea7u \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>c\u0169ng nh\u01b0 h\u01b0\u1edbng d\u00e2\u0303n ca\u0301ch b\u0103\u0301t \u0111\u00ea\u0300 ch\u0103\u0303n le\u0309 \u0111a\u0301nh lu\u00f4n lu\u00f4n tru\u0301ng cho anh em m\u1edbi ch\u01a1i t\u00ecm hi\u1ec3u, v\u1eadn d\u1ee5ng v\u00e0 cho nh\u1eefng anh em ch\u01a1i l\u00e2u n\u0103m r\u1ed3i tham kh\u1ea3o.<\/p>\nC\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb chu\u1ea9n x\u00e1c nh\u1ea5t<\/figcaption><\/figure>\nGi\u01a1\u0301i thi\u00ea\u0323u v\u00ea\u0300 ca\u0301ch \u0111a\u0301nh \u0111\u00ea\u0300 ch\u0103\u0303n le\u0309<\/b><\/span><\/h2>\n\n
N\u1ed9i dung ch\u00ednh<\/p>\n<\/div>\n
\u0110\u1ec3 c\u00f3 th\u1ec3 v\u1eadn d\u1ee5ng t\u1ed1t b\u1ea5t k\u1ef3 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p n\u00e0o \u0111\u00f3 th\u00ec ch\u00fang ta c\u1ea7n hi\u1ec3u ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3 l\u00e0 g\u00ec? \u0110\u00fang nh\u01b0 c\u00e2u \u201cbi\u1ebft ng\u01b0\u1eddi bi\u1ebft ta tr\u0103m tr\u1eadn tr\u0103m th\u1eafng\u201d. \u0110\u1ed1i v\u1edbi c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>c\u0169ng kh\u00f4ng ngo\u1ea1i l\u1ec7. Trong b\u00e0i vi\u1ebft n\u00e0y, \u0111\u1ea7u ti\u00ean m\u00ecnh s\u1ebd c\u00f9ng anh em t\u00ecm hi\u1ec3u xem c\u1ea7u ch\u1eb5n l\u1ebb l\u00e0 g\u00ec?<\/p>\n
Khi nghe qua c\u1ea7u ch\u1eb5n l\u1ebd c\u00f3 l\u1ebd anh em c\u0169ng \u0111\u00e3 h\u00ecnh dung ra ch\u1eafc ch\u1eafn con s\u1ed1 \u0111\u00f3 s\u1ebd c\u00f3 s\u1ed1 ch\u1eb5n ho\u1eb7c s\u1ed1 l\u1ebb. Chu\u1ea9n x\u00e1c! C\u1ea7u ch\u1eb5n l\u1ebb l\u00e0 t\u00ean g\u1ecdi m\u1ed9t c\u1ea7u g\u1ed3m 2 s\u1ed1 \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o b\u1edfi c\u00e1c s\u1ed1 ch\u1eb5n hay s\u1ed1 l\u1ebb. L\u1eadt l\u1ea1i ki\u1ebfn th\u1ee9c To\u00e1n h\u1ed3i ti\u1ec3u h\u1ecdc ch\u00fat nh\u00e9! C\u00e1ch nh\u1eadn bi\u1ebft s\u1ed1 ch\u1eb5n v\u00e0 s\u1ed1 l\u1ebb l\u00e0 ch\u00fang ta ki\u1ec3m tra xem s\u1ed1 \u0111\u00f3 c\u00f3 chia h\u1ebft cho 2 hay kh\u00f4ng. C\u0103n c\u1ee9 v\u00e0o \u0111\u00f3 th\u00ec c\u00e1c s\u1ed1 ch\u1eb5n s\u1ebd l\u00e0 0, 2, 4, 6, 8 v\u00e0 s\u1ed1 l\u1ebb l\u00e0 1, 3, 5, 7, 9.<\/p>\n
Sau khi \u0111\u00e3 t\u00ecm hi\u1ec3u qua c\u1ea7u ch\u1eb5n l\u1ebb l\u00e0 g\u00ec? Ch\u00fang ta s\u1ebd c\u00f9ng nhau chuy\u1ec3n sang t\u00ecm hi\u1ec3u c\u00e1c d\u1ea1ng c\u1ea7u \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>th\u01b0\u1eddng g\u1eb7p. D\u1ea1ng c\u1ea7u n\u00e0y th\u01b0\u1eddng c\u00f3 3 lo\u1ea1i \u0111\u01b0\u1ee3c chia theo c\u1ea5u t\u1ea1o c\u00e1c s\u1ed1 trong c\u1eb7p. C\u1ee5 th\u1ec3:<\/p>\nT\u1ea1i nh\u00e0 c\u00e1i \u2013 ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng chuy\u00ean m\u1ee5c soi c\u1ea7u si\u00eau h\u1ea5p d\u1eabn v\u1edbi n\u1ed9i dung \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb ch\u00ednh x\u00e1c chuy\u00ean gia c\u00f3 kinh nghi\u1ec7m soi c\u1ea7u l\u00f4 \u0111\u1ec1<\/strong> hot nh\u1ea5t hi\u1ec7n nay<\/p>\n <\/p><\/blockquote>\n
Da\u0300n \u0111\u00ea\u0300 ch\u0103\u0303n le\u0309<\/i><\/b><\/span><\/h3>\n D\u1ea1ng \u0111\u1ea7u ti\u00ean c\u1ee7a c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>l\u00e0 d\u1ea1ng ch\u1eb5n \u2013 l\u1ebb. T\u1ee9c l\u00e0 trong c\u1eb7p s\u1ed1 \u0111\u00f3 s\u1ebd ch\u01b0a \u0111\u1ef1ng 1 s\u1ed1 ch\u1eb5n v\u00e0 1 s\u1ed1 l\u1ebb gh\u00e9p l\u1ea1i v\u1edbi nhau. S\u1ed1 ch\u1eb5n \u0111\u1ee9ng tr\u01b0\u1edbc s\u1ed1 l\u1ebb \u0111\u1ee9ng sau<\/p>\n
V\u00ed d\u1ee5: 81, 23, 47, 63,\u2026<\/p>\n
D\u00e0n \u0111\u1ec1 l\u1ebb ch\u1eb5n<\/i><\/b><\/span><\/h3>\n D\u1ea1ng th\u1ee9 hai c\u1ee7a c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>l\u00e0 d\u1ea1ng l\u1ebb \u2013 ch\u1eb5n. T\u1ee9c l\u00e0 trong c\u1eb7p s\u1ed1 \u0111\u00f3 s\u1ebd ch\u01b0a \u0111\u1ef1ng 1 s\u1ed1 ch\u1eb5n v\u00e0 1 s\u1ed1 l\u1ebb gh\u00e9p l\u1ea1i v\u1edbi nhau. S\u1ed1 l\u1ebb \u0111\u1ee9ng tr\u01b0\u1edbc, s\u1ed1 ch\u1eb5n \u0111\u1ee9ng sau.<\/p>\n
V\u00ed d\u1ee5 nh\u01b0 14, 36, 54, 74, 98,\u2026<\/p>\n
Mu\u1ed1n \u0111\u00e1nh \u0111\u1ec1 m\u00e0 kh\u00f4ng bi\u1ebft n\u00ean \u0111\u00e1nh s\u1ed1 n\u00e0o? \u0110\u1eebng lo \u0111\u00e3 c\u00f3 tin soi c\u1ea7u \u0111\u1eb9p h\u00f4m nay<\/strong> v\u1edbi d\u1ef1 \u0111o\u00e1n con s\u1ed1 s\u1ebd ra ch\u00ednh x\u00e1c nh\u1ea5t!<\/p><\/blockquote>\nD\u00e0n \u0111\u1ec1 l\u1ebb l\u1ebb <\/i><\/b><\/span><\/h3>\n D\u1ea1ng th\u1ee9 ba c\u1ee7a c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>l\u00e0 d\u1ea1ng l\u1ebb \u2013 l\u1ebb. T\u1ee9c l\u00e0 trong c\u1eb7p s\u1ed1 \u0111\u00f3 s\u1ebd ch\u01b0a \u0111\u1ef1ng 2 s\u1ed1 l\u1ebb gh\u00e9p l\u1ea1i v\u1edbi nhau.<\/p>\n
V\u00ed d\u1ee5 nh\u01b0 11, 33, 75, 77, 13, 15, 71,\u2026<\/p>\n
D\u00e0n \u0111\u1ec1 ch\u1eb5n ch\u1eb5n<\/i><\/b><\/span><\/h3>\n D\u1ea1ng th\u1ee9 t\u01b0 c\u1ee7a c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>l\u00e0 d\u1ea1ng ch\u1eb5n \u2013 ch\u1eb5n. T\u1ee9c l\u00e0 trong c\u1eb7p s\u1ed1 \u0111\u00f3 s\u1ebd ch\u01b0a \u0111\u1ef1ng 2 s\u1ed1 ch\u1eb5n gh\u00e9p l\u1ea1i v\u1edbi nhau.<\/p>\n
V\u00ed d\u1ee5 20, 40, 82, 44, 66, 62, 64, 84,\u2026<\/p>\n
Kh\u00e1i ni\u1ec7m v\u1ec1 c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 ch\u1eb5n l\u1ebb<\/b> c\u0169ng nh\u01b0 c\u00e1c d\u1ea1ng c\u1ee7a n\u00f3 r\u1ea5t d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 h\u00ecnh dung \u0111\u00fang kh\u00f4ng \u1ea1?<\/p>\nNh\u00e0 c\u00e1i ch\u00fang t\u00f4i<\/strong> l\u00e0 \u0111\u1ecba ch\u1ec9 ch\u01a1i c\u00e1 c\u01b0\u1ee3c h\u1ee3p ph\u00e1p, giao di\u1ec7n b\u1eaft m\u1eaft, b\u1ea3o m\u1eadt th\u00f4ng tin kh\u00e1ch h\u00e0ng tuy\u1ec7t \u0111\u1ed1i v\u00e0 c\u00f3 nhi\u1ec1u s\u1ea3n ph\u1ea9m c\u00e1 c\u01b0\u1ee3c \u0111a d\u1ea1ng th\u00fa v\u1ecb. Do \u0111\u00f3, ng\u01b0\u1eddi ch\u01a1i tham gia t\u1ea1i \u0111\u00e2y r\u1ea5t nhi\u1ec1u. B\u1ea1n c\u00f3 th\u1ec3 tr\u1ea3i nghi\u1ec7m nh\u1eefng d\u1ecbch v\u1ee5 t\u1ed1t nh\u1ea5t n\u00e0y ngay t\u1ea1i \u0111\u00e2y.<\/p><\/blockquote>\nNh\u01b0\u0303ng ca\u0301ch \u0111a\u0301nh \u0111\u00ea\u0300 ch\u0103\u0303n le\u0309 chi\u0301nh xa\u0301c nh\u00e2\u0301t<\/b><\/span><\/h2>\n Sau khi \u0111\u00e3 t\u00ecm hi\u1ec3u nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>th\u00ec ch\u00fang ta c\u00f9ng nhau \u0111i v\u00e0o t\u00ecm hi\u1ec3u nh\u1eefng c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 ch\u1eb5n l\u1ebb chu\u1ea9n x\u00e1c nh\u1ea5t. Theo t\u1ed5ng h\u1ee3p c\u1ee7a c\u00e1c b\u1eadc ti\u1ec1n b\u1ed1i th\u00ec c\u00f3 nh\u1eefng c\u00e1ch b\u1eaft \u0111\u1ec1 chu\u1ea9n nh\u1ea5t<\/span> sau \u0111\u00e2y:<\/p>\nB\u0103\u0301t \u0111\u00ea\u0300 nu\u00f4i theo da\u0300n ch\u0103\u0303n le\u0309<\/i><\/b><\/span><\/h3>\n C\u00e1ch \u0111\u1ea7u ti\u00ean ph\u1ea3i n\u00f3i t\u1edbi l\u00e0 B\u0103\u0301t \u0111\u00ea\u0300 nu\u00f4i theo da\u0300n ch\u0103\u0303n le\u0309 <\/i><\/b>c\u00e1ch b\u1eaft \u0111\u01b0\u1ee3c n\u00e0y \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u anh em cao th\u1ee7 s\u1eed d\u1ee5ng. C\u1ee5 th\u1ec3, anh em ch\u1ec9 c\u1ea7n l\u1ea5y s\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 cu\u1ed1i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t Ch\u1ee7 nh\u1eadt l\u00e0m c\u0103n c\u1ee9 \u0111\u1ec3 soi c\u1ea7u ch\u1eb5n l\u1ebb. N\u1ebfu v\u1ec1 c\u1eb7p n\u00e0y v\u1ec1 d\u1ea1ng n\u00e0o th\u00ec ta nu\u00f4i d\u00e0n s\u1ed1 t\u01b0\u01a1ng \u1ee9ng d\u1ea1ng \u0111\u00f3.<\/p>\n
V\u00ed d\u1ee5: Ng\u00e0y ch\u1ee7 nh\u1eadt gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 65347 c\u00f3 2 s\u1ed1 \u0111\u1ea7u cu\u1ed1i l\u00e0 67 thu\u1ed9c d\u1ea1ng ch\u1eb5n \u2013 l\u1ebb. Nh\u01b0 v\u1eady ta nu\u00f4i 25 s\u1ed1 ch\u1eb5n l\u1ebb trong 3 ng\u00e0y ho\u1eb7c trong tu\u1ea7n (t\u00f9y kh\u1ea3 n\u0103ng kinh t\u1ebf c\u1ee7a anh em).<\/p>\n
D\u1ef1 \u0111o\u00e1n mi\u1ec1n nam<\/strong> \u2013 chi\u1ec1u nay \u0111\u00e0i nam s\u1ebd ra s\u1ed1 m\u1ea5y? ai \u0111\u00e1nh \u0111\u00e0i th\u00e0nh ph\u1ed1 hay B\u1ebfn Tre s\u1ebd l\u01b0u \u00fd nh\u1eefng s\u1ed1 n\u00e0o?<\/p><\/blockquote>\nSoi c\u00e2\u0300u \u0111\u00ea\u0300 ch\u0103\u0303n le\u0309 theo gia\u0309i \u0111\u0103\u0323c bi\u00ea\u0323t<\/i><\/b><\/span><\/h3>\n C\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb<\/b> ti\u1ebfp theo gi\u1edbi thi\u1ec7u c\u00f9ng anh em l\u00e0 c\u00e1ch b\u1eaft d\u1ef1a v\u00e0o t\u1ea7n su\u1ea5t loto gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. D\u1ef1a v\u00e0o t\u1ea7n su\u1ea5t loto gi\u1ea3i \u0111\u1eb7c bi\u1ec7t anh em s\u1ebd th\u1ea5y, c\u00e1c d\u1ea1ng ch\u1eb5n l\u1ebb th\u01b0\u1eddng kh\u00f4ng ra 4 ng\u00e0y li\u00ean t\u1ee5c. N\u1ebfu anh em th\u1ea5y m\u1ed9t d\u1ea1ng \u0111\u1ec1 ch\u1eb5n l\u1ebb n\u00e0o \u0111\u00e3 ra 3 ng\u00e0y li\u00ean ti\u1ebfp th\u00ec ta lo\u1ea1i \u0111i 25 s\u1ed1 c\u1ee7a d\u1ea1ng \u0111\u00f3 v\u00e0 ch\u1ec9 ch\u01a1i s\u1ed1 d\u1ea1ng c\u00f2n l\u1ea1i.<\/p>\n
<\/p>\n
B\u0103\u0301t c\u00e2\u0300u \u0111\u00ea\u0300 ch\u0103\u0303n le\u0309 d\u01b0\u0323a va\u0300o t\u00f4\u0309ng gia\u0309i \u0111\u0103\u0323c bi\u00ea\u0323t<\/i><\/b><\/span><\/h3>\n C\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>d\u1ef1a v\u00e0o gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u01a1n gi\u1ea3n l\u00e0 anh em c\u1ed9ng t\u1ed5ng c\u00e1c s\u1ed1 trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y h\u00f4m nay \u0111\u1ec3 t\u00ednh t\u1ed5ng \u0111\u1ec1 nu\u00f4i h\u00f4m sau l\u00e0 ch\u1eb5n hay l\u1ebb.<\/p>\n
V\u00ed d\u1ee5: ng\u00e0y h\u00f4m nay gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 v\u1ec1 17437. Ta c\u00f3 1 + 7 + 4 + 3 + 7 = 22 = 2 + 2 = 4. V\u1eady ta nu\u00f4i t\u1ed5ng ch\u1eb5n trong 3 ng\u00e0y.<\/p>\n
Nu\u00f4i t\u1ed5ng \u0111\u1ec1 khan<\/i><\/b><\/span><\/h3>\n V\u1edbi C\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb<\/b> anh em l\u1ef1a nh\u1eefng con \u0111\u1ec1 hi\u1ec7n \u0111ang gan nh\u1ea5t v\u00e0 \u0111\u00e1nh d\u00e0n s\u1ed1 theo t\u1ed5ng c\u1ee7a n\u00f3.<\/p>\n
V\u00ed d\u1ee5: Con s\u1ed1 17 hi\u1ec7n \u0111ang gan 578 ng\u00e0y. Ta l\u1ea5y t\u1ed5ng s\u1ebd nu\u00f4i t\u1ed5ng 6 trong tu\u1ea7n v\u00e0 \u0111\u00e1nh ch\u1eb5n trong 3 ng\u00e0y.<\/p>\n
Qua nh\u1eefng chia s\u1ebb \u1edf tr\u00ean anh em c\u00f3 th\u1ec3 th\u1ea5y C\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1eb5n l\u1ebb <\/b>r\u1ea5t d\u1ec5 hi\u1ec3u v\u00e0 c\u0169ng d\u1ec5 \u00e1p d\u1ee5ng m\u00e0 kh\u1ea3 n\u0103ng tr\u00fang l\u1ea1i cao.Tuy nhi\u00ean c\u0169ng nh\u01b0 nhi\u1ec1u c\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 kh\u00e1c, mu\u1ed1n th\u00e0nh c\u00f4ng anh em ph\u1ea3i \u0111\u1ea7u t\u01b0 nhi\u1ec1u t\u00e2m s\u1ee9c v\u00e0 nh\u1ea5t l\u00e0 trang b\u1ecb cho m\u00ecnh nh\u1eefng b\u00ed k\u00edp \u0111\u00e1nh l\u00f4 \u0111\u1ec1 chu\u1ea9n. C\u1ea7n ph\u1ea3i \u00e1p d\u1ee5ng linh ho\u1ea1t th\u00ec s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 ch\u00fang cao. Ch\u00fac anh em th\u00e0nh c\u00f4ng.<\/p>\n<\/div>\n