Khi ch\u01a1i l\u00f4 \u0111\u1ec1, c\u00f3 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi tr\u00fang nh\u01b0ng b\u1ea1n l\u1ea1i ch\u01a1i m\u00e3i kh\u00f4ng tr\u00fang, v\u1eady b\u1ea1n c\u00f3 th\u1eafc m\u1eafc t\u1ea1i sao ng\u01b0\u1eddi ta ch\u01a1i tr\u00fang c\u00f2n m\u00ecnh th\u00ec kh\u00f4ng. Nhi\u1ec1u ng\u01b0\u1eddi cho r\u1eb1ng ch\u01a1i l\u00f4 \u0111\u1ec1 ph\u1ee5 thu\u1ed9c v\u00e0o may r\u1ee7i c\u1ee7a t\u1eebng ng\u01b0\u1eddi, nh\u01b0ng th\u1eadt ra kh\u00f4ng ph\u1ea3i v\u1eady m\u00e0 khi ch\u01a1i b\u1ea1n ph\u1ea3i c\u00f3 m\u1eb9o ch\u01a1i th\u00ec m\u1edbi c\u00f3 kh\u1ea3 n\u0103ng tr\u00fang. M\u1eb9o sau \u0111\u1ec3 c\u00e1ch ch\u01a1i t\u1ed5ng \u0111\u1ec1<\/strong>.<\/p>\n Trong t\u1ea5t c\u1ea3 c\u00e1c c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 th\u00ec \u0111\u00e2y l\u00e0 c\u00e1ch \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia v\u00e0 nh\u1eefng d\u00e2n ch\u01a1i chuy\u00ean nghi\u1ec7p \u0111\u00e1nh gi\u00e1 l\u00e0 \u1ed5n \u0111\u1ecbnh nh\u1ea5t v\u00e0 m\u1ee9c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u00f3 l\u00e0 trong nhi\u1ec1u tu\u1ea7n li\u1ec1n. N\u1ebfu anh em n\u00e0o mu\u1ed1n tr\u00fang th\u00ec c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ec3 tr\u00fang l\u1edbn.<\/p>\n Theo \u0111\u00f3 th\u00ec c\u00e1ch \u0111\u00e1nh nh\u01b0 sau: b\u1ea1n s\u1ebd l\u1ea5y c\u1ed9ng 5 s\u1ed1 trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t trong b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 h\u00f4m qua. D\u00f9ng t\u1ed5ng \u0111\u00e3 t\u00ednh xong \u0111\u1ec3 ch\u01a1i l\u00f4 \u0111\u1ec1 cho ng\u00e0y h\u00f4m sau. Kinh nghi\u1ec7m cho th\u1ea5y c\u00e1ch ch\u01a1i n\u00e0y t\u1ef7 l\u1ec7 \u0103n kh\u00e1 cao \u0111\u1ea5y. V\u1edbi c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1ea1m <\/strong>chu\u1ea9n nh\u1ea5t trong ng\u00e0y n\u00e0y th\u00ec b\u1ea1n lu\u00f4n c\u00f3 c\u01a1 h\u1ed9i gi\u00e0nh chi\u1ebfn th\u1eafng r\u1ea5t cao.<\/p>\n So v\u1edbi lo\u1ea1i c\u00e1ch \u0111\u00e1nh tr\u00ean th\u00ec c\u00e1ch \u0111\u00e1nh n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 kh\u00e1 \u1ed5n, nh\u01b0ng b\u1ea1n \u0103n kho\u1ea3ng 3- 4 tu\u1ea7n th\u00ec ngh\u1ec9 1 \u2013 2 tu\u1ea7n r\u1ed3i b\u1ea1n m\u1edbi n\u00ean l\u1ea1i ch\u01a1i ti\u1ebfp.<\/p>\n Lo\u1ea1i n\u00e0y c\u00f3 c\u00e1ch \u0111\u00e1nh nh\u01b0 sau: B\u1ea1n c\u00f3 th\u1ec3 gh\u00e9p c\u00e1c con s\u1ed1 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 gi\u1ea3i nh\u00ec c\u1ee7a c\u00f9ng m\u1ed9t b\u1ea3ng v\u1edbi nhau l\u1ea1i.<\/p>\n V\u00ed d\u1ee5 ng\u01b0\u1eddi ch\u01a1i c\u00f3 m\u1ed9t d\u00e3y s\u1ed1 nh\u01b0 sau: 345678912. B\u1ea1n h\u00e3y c\u1ed9ng d\u1ed3n li\u00ean ti\u1ebfp hai s\u1ed1 b\u00ean c\u1ea1nh nhau theo quy lu\u1eadt Pascal \u0111\u1ebfn khi ch\u1ec9 c\u00f2n 2 ch\u1eef s\u1ed1. Ng\u01b0\u1eddi ch\u01a1i s\u1ebd l\u1ea5y 2 s\u1ed1 cu\u1ed1i c\u1ee7a t\u1ed5ng \u0111\u1ec1 \u0111\u00f3 \u0111\u1ec3 ch\u1ed1t.<\/p>\n \u0110\u1eb7c bi\u1ec7t ch\u00fa \u00fd ng\u01b0\u1eddi ch\u01a1i n\u00ean \u0111i\u1ec1u khi\u1ec3n ph\u01b0\u01a1ng ph\u00e1p n\u00e0y theo h\u01b0\u1edbng \u0111\u00f3 l\u00e0 b\u00f3c l\u00f3t con ng\u01b0\u1ee3c c\u1ee7a b\u1ea1ch th\u1ee7 l\u1ec7 b\u1ea3o \u0111\u1ea3m v\u1ed1n \u00bd \u0111\u1ec3 tr\u00e1nh t\u1ea1ch l\u1ed7 qu\u00e1 nhi\u1ec1u nh\u00e9.<\/p>\n Ng\u01b0\u1eddi ch\u01a1i l\u01b0u \u00fd khi \u0111\u00e1nh l\u00f4 th\u00ec c\u0169ng ch\u00fa \u00fd n\u1ebfu t\u1ed5ng 2 s\u1ed1 li\u1ec1n k\u1ec1 l\u1edbn h\u01a1n 10 th\u00ec ch\u1ec9 n\u00ean l\u1ea5y s\u1ed1 \u1edf h\u00e0ng \u0111\u01a1n v\u1ecb th\u00f4i.<\/p>\n Tr\u00ean th\u1ef1c t\u1ebf th\u00ec c\u00e1ch \u0111\u00e1nh c\u1ea7u n\u00e0y r\u1ea5t d\u1ec5, b\u1ea1n n\u00ean l\u1ea5y s\u1ed1 \u0111\u1ea7u c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t xsmb ng\u00e0y th\u1ee9 2 \u0111\u1ea7u tu\u1ea7n l\u00e0m t\u1ed5ng l\u00f4 ch\u1ed1t c\u1ee7a c\u1ea3 tu\u1ea7n \u0111\u00f3. C\u00e1ch ch\u01a1i n\u00e0y c\u00f3 m\u1ed9t nh\u01b0\u1ee3c \u0111i\u1ec3m \u0111\u00f3 ch\u00ednh l\u00e0 ph\u1ea3i ch\u1edd \u0111\u1ebfn th\u1ee9 3 m\u1edbi ch\u01a1i \u0111\u01b0\u1ee3c, anh em n\u1ebfu c\u00f3 vi\u1ec7c b\u1eadn t\u1edbi th\u1ee9 5 m\u1edbi ch\u01a1i th\u00ec x\u00e1c su\u1ea5t tr\u00fang l\u00e0 r\u1ea5t th\u1ea5p.<\/p>\n V\u00ed d\u1ee5 \u0111\u1ed1i v\u1edbi k\u1ebft qu\u1ea3 th\u1ef1c t\u1ebf \u1edf k\u1ebft qu\u1ea3 xsmb v\u00e0o ng\u00e0y th\u1ee9 2 c\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 b\u1eb1ng 0 th\u00ec anh em n\u00ean b\u1eaft \u0111\u1ec3 ng\u00e0y h\u00f4m sau c\u00e1c con sau: 00, 55, 191, 282, 373, 464 nh\u00e9.<\/p>\n Nh\u01b0 v\u1eady c\u1ea7u n\u00e0y \u00edt s\u1ed1 m\u00e0 t\u1ef7 l\u1ec7 tr\u00fang cao, d\u00e0i ng\u00e0y, l\u00e3i nhi\u1ec1u.<\/p>\n C\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 n\u00e0y l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 ph\u1ed5 bi\u1ebfn m\u00e0 ng\u01b0\u1eddi ch\u01a1i n\u00ean \u00e1p d\u1ee5ng. B\u1edfi nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e3 gi\u00e0nh \u0111\u01b0\u1ee3c chi\u1ebfn th\u1eafng khi \u00e1p d\u1ee5ng chi\u1ebfn thu\u1eadt n\u00e0y. N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t r\u01a1i v\u00e0o c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y th\u00ec b\u1ea1n n\u00ean \u0111\u00e1nh ngay t\u1ed5ng \u0111\u1ec1 ng\u00e0y h\u00f4m sau nh\u01b0:<\/p>\n N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a h\u00f4m nay l\u00e0 9 th\u00ec ng\u00e0y h\u00f4m sau \u0111\u1ec1 d\u1ec5 v\u1ec1 t\u1ed5ng = 5<\/p>\n N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 h\u00f4m nay l\u00e0 10 th\u00ec h\u00f4m sau gi\u1ea3i \u0111\u1eb7c bi\u1ec7t d\u1ec5 v\u1ec1 t\u1ed5ng b\u1eb1ng 1<\/p>\n N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u00f4m nay l\u00e0 6 th\u00ec h\u00f4m sau gi\u1ea3i \u0111\u1eb7c bi\u1ec7t d\u1ec5 v\u1ec1 t\u1ed5ng b\u1eb1ng 8.<\/p>\n Ph\u01b0\u01a1ng ph\u00e1p c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 n\u00e0y gi\u00fap cho anh em c\u00f3 \u0111\u01b0\u1ee3c h\u01b0\u1edbng \u0111i \u0111\u00fang \u0111\u1eafn trong m\u1ed7i l\u1ea7n ch\u01a1i. Ch\u00fac anh em c\u00f3 \u0111\u01b0\u1ee3c chi\u1ebfn thu\u1eadt ch\u01a1i h\u1ee3p l\u00fd v\u00e0 \u0111em v\u1ec1 \u0111\u01b0\u1ee3c nhi\u1ec1u gi\u1ea3i th\u01b0\u1edfng may m\u1eafn<\/p>\n C\u00e1ch t\u00ednh t\u1ed5ng \u0111\u1ec1 n\u00e0y nh\u01b0 sau:<\/p>\n \u2013 D\u00f9ng 5 s\u1ed1 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 5 s\u1ed1 gi\u1ea3i nh\u1ea5t gh\u00e9p l\u1ea1i v\u1edbi nhau, sau \u0111\u00f3 c\u1ed9ng ch\u00fang l\u1ea1i theo quy lu\u1eadt Pascal t\u1ee9c l\u00e0 c\u1ed9ng 3 s\u1ed1 li\u1ec1n nhau li\u00ean ti\u1ebfp.<\/p>\n \u2013 N\u1ebfu t\u1ed5ng l\u1edbn h\u01a1n 10 ch\u1ec9 l\u1ea5y s\u1ed1 h\u00e0ng \u0111\u01a1n v\u1ecb.<\/p>\n \u2013 C\u1ed9ng \u0111\u1ebfn khi ch\u1ec9 c\u00f2n l\u1ea1i 2 s\u1ed1 th\u00ec l\u1ea5y \u0111\u00e1nh l\u00f4 h\u00f4m sau.<\/p>\n \u2013 C\u1ea7u n\u00e0y nu\u00f4i trong 3 ng\u00e0y.<\/p>\n c\u00e1ch \u0111\u00e1nh l\u00f4 n\u00e0y \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n nh\u01b0 sau: \u0111\u1ea7u ti\u00ean b\u1ea1n n\u00ean x\u00e1c \u0111\u1ecbnh ng\u00e0y b\u1eaft \u0111\u1ea7u ta t\u00ednh: coi \u0111\u1ec1 ng\u00e0y th\u1ee9 nh\u1ea5t l\u00e0 A,B ng\u00e0y th\u1ee9 2 l\u00e0 C, D.<\/p>\n Ta c\u00f3 tr\u01b0\u1eddng h\u1ee3p: A+ B= E;<\/p>\n C+D=F;<\/p>\n c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ee5 th\u1ec3 x\u1ea3y ra nh\u01b0 sau:<\/p>\n Tr\u01b0\u1eddng h\u1ee3p 1: N\u1ebfu nh\u01b0 E<10, F< 10 th\u00ec ta n\u00ean l\u1ea5y 10 \u2013 E = X, 10 \u2013 F = Y. \u0110\u00e1nh XY cho l\u00f4 ng\u00e0y th\u1ee9 3.<\/p>\n Tr\u01b0\u1eddng h\u1ee3p th\u1ee9 2: N\u1ebfu t\u1ef7 l\u1ec7 E > 10, F < 10 th\u00ec b\u1ea1n n\u00ean l\u1ea5y 20 \u2013 E = X, 10 \u2013 F= Y, \u0111\u00e1nh l\u00f4 XY ng\u00e0y th\u1ee9 3 ngay nh\u00e9<\/p>\n Tr\u00ean \u0111\u00e2y l\u00e0 nh\u1eefng m\u1eb9o c\u1ef1c k\u00ec th\u00fa v\u1ecb v\u00e0 hi\u1ec7u qu\u1ea3 v\u1ec1 nh\u1eefng c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1ea1m <\/strong>chu\u1ea9n nh\u1ea5t trong ng\u00e0y,<\/p>\n<\/div>\n<\/span>Th\u1ee9 nh\u1ea5t, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1eb7c bi\u1ec7t b\u1ea5t k\u1ef3<\/em><\/strong><\/h2>\n
<\/p>\n
<\/span>Th\u1ee9 hai, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1ec1 theo th\u1ee7 thu\u1eadt Pascal<\/em><\/strong><\/h2>\n
<\/span>Th\u1ee9 ba, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1ec1 nh\u1edd t\u1ed5ng \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 2 \u0111\u1ea7u tu\u1ea7n<\/em><\/strong><\/h2>\n
<\/p>\n
<\/span>Th\u1ee9 t\u01b0, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1ec1 nh\u1edd ph\u01b0\u01a1ng ph\u00e1p b\u1ea1c nh\u1edb th\u00f4ng th\u01b0\u1eddng<\/em><\/strong><\/h2>\n
<\/span>Cu\u1ed1i c\u00f9ng, c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 th\u00f4ng qua t\u00ednh l\u00f4<\/strong><\/h2>\n
c\u1ea7u vip \u0103n ngay<\/span><\/h3>\n