- \n
- C\u00e1ch \u0111\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i l\u00e0 g\u00ec?<\/li>\n
- C\u00e1ch t\u00ednh \u0111\u1ea7u \u0111u\u00f4i s\u1ed1 \u0111\u1ec1<\/li>\n
- \u0110\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i \u0103n bao nhi\u00eau<\/li>\n
- \u0110\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/li>\n<\/ul>\n<\/div>\n
H\u01b0\u1edbng d\u1eabn c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i ch\u1eafc ch\u1eafn \u0103n<\/b><\/h2>\n
<\/em><\/p>\n
C\u00e1ch \u0111\u00e1nh s\u1ed1 \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i<\/em><\/p>\n
C\u00e1ch \u0111\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i l\u00e0 m\u1ed9t trong s\u1ed1 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i l\u00f4 \u0111\u1ec1 r\u1ea5t h\u1eefu \u00edch v\u1edbi t\u1ef7 l\u1ec7 tr\u00fang cao \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y v\u1ec1 c\u01a1 b\u1ea3n th\u00ec n\u00f3 c\u00f3 \u0111\u1ed9 kh\u00f3 nh\u1ea5t \u0111\u1ecbnh cao h\u01a1n so v\u1edbi nh\u1eefng c\u00e1ch \u0111\u00e1nh l\u00f4 \u0111\u1ec1 kh\u00e1c.<\/b><\/p>\n
C\u00e1ch \u0111\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i l\u00e0 g\u00ec<\/b><\/h3>\n
C\u00e1ch \u0111\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i l\u00f4 \u0111\u1ec1 mang \u0111\u1ebfn t\u1ef7 l\u1ec7 trung cao . Nh\u01b0ng c\u00e1ch n\u00e0y n\u00f3 c\u00f3 \u0111\u1ed9 kh\u00f3 nh\u1ea5t \u0111\u1ecbnh m\u00e0 kh\u00f4ng ph\u1ea3i b\u1ea5t k\u1ef3 ng\u01b0\u1eddi n\u00e0o c\u0169ng c\u00f3 th\u1ec3 n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c. C\u0103n c\u1ee9 v\u00e0o k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc, mi\u1ec1n Nam ho\u1eb7c mi\u1ec1n Trung. C\u00e1c anh em l\u1ea5y hai s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0110\u1eb7c bi\u1ec7t \u0111\u1ec3 \u0111\u00e1nh \u0111\u1ec1. Nh\u01b0 v\u1eady, \u0111\u1ea7u \u0111u\u00f4i x\u1ed5 s\u1ed1 ch\u00ednh l\u00e0 c\u1eb7p s\u1ed1 cu\u1ed1i c\u00f9ng trong gi\u1ea3i \u0110\u1eb7c bi\u1ec7t. B\u1eb1ng c\u00e1c t\u00ednh to\u00e1n v\u00e0 suy lu\u1eadn logic. B\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c v\u1eadn may \u0111\u00fang th\u1eddi \u0111i\u1ec3m. V\u1ec1 \u0111\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i c\u00f3 2 c\u00e1ch ph\u1ed5 bi\u1ebfn nh\u01b0 sau:<\/p>\n
C\u00e1ch t\u00ednh \u0111\u1ea7u \u0111u\u00f4i s\u1ed1 \u0111\u1ec1<\/b><\/h3>\n
Nh\u01b0 c\u00e1ch b\u1ea1n \u0111\u00e3 bi\u1ebft \u0111\u1ec1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi cho 2 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t s\u1ebd v\u1ec1 ng\u00e0y h\u00f4m \u0111\u00f3. S\u1ed1 h\u00e0ng ch\u1ee5c \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ea7u \u0111\u1ec1. S\u1ed1 h\u00e0ng \u0111\u01a1n v\u1ecb \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111u\u00f4i (\u0111\u00edt) \u0111\u1ec1.<\/p>\n
– \u0110\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i l\u00e0 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111\u1ea7u \u0111\u1ec1 ho\u1eb7c x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111u\u00f4i \u0111\u1ec1 v\u1ec1 trong ng\u00e0y l\u00e0 bao nhi\u00eau.<\/p>\n
Gi\u1ea3 s\u1eed k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 h\u00f4m nay v\u1ec1 l\u00e0 xxxAB. Nh\u01b0 v\u1eady AB l\u00e0 s\u1ed1 \u0111\u1ec1, v\u1eady \u0111\u00e1nh \u0111\u1ea7u \u0111u\u00f4i s\u1ed1 \u0111\u1ec1 c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111\u00fang A v\u1ec1 \u0111\u1ea7u ho\u1eb7c x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c B s\u1ebd v\u1ec1 cu\u1ed1i.<\/p>\n
VD: K\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 v\u1ec1 05468, n\u1ebfu b\u1ea1n d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c \u0111\u1ea7u 6 s\u1ebd v\u1ec1 t\u1ee9c l\u00e0 b\u1ea1n \u0111\u00e3 tr\u00fang \u0111\u1ea7u \u0111\u1ec1. T\u01b0\u01a1ng t\u1ef1 n\u1ebfu b\u1ea1n d\u1ef1 \u0111o\u00e1n 8 v\u1ec1 \u0111\u00edt t\u1ee9c l\u00e0 b\u1ea1n tr\u00fang s\u1ed1.<\/p>\n
Xem th\u00eam b\u00e0i vi\u1ebft nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m:<\/p>\n
Song th\u1ee7 l\u00f4 l\u00e0 g\u00ec ? C\u00e1ch ch\u01a1i song th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc d\u1ec5 tr\u00fang nh\u1ea5t<\/p>\n
B\u1ea1ch th\u1ee7 l\u00f4 l\u00e0 g\u00ec?Nh\u1eefng \u0111i\u1ec1u b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 b\u1ea1ch th\u1ee7 l\u00f4<\/p>\n<\/article>\n \u0110\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i \u0103n bao nhi\u00eau<\/b><\/h3>\n
\u0110\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i l\u00e0 ph\u01b0\u01a1ng ph\u00e1p d\u1ec5 tr\u00fang nh\u1ea5t . N\u00ean \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m v\u1ec1 t\u1ef7 l\u1ec7 th\u1eafng thua c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. V\u00e0 c\u00e1ch t\u00ednh trong l\u00f4 \u0111\u1ec1 nh\u01b0 sau:<\/p>\n
Khi x\u1ed5 s\u1ed1 l\u00f4 \u0111\u1ea7u ti\u00ean, l\u1ed3ng c\u1ea7u quay hai l\u1ed3ng, m\u1ed7i l\u1ed3ng ch\u1ec9 c\u00f3 10 tr\u00e1i banh t\u1eeb 0-9 v\u00e0 m\u1ed7i l\u1ed3ng ch\u1ec9 r\u01a1i ng\u1eabu nhi\u00ean 1 tr\u00e1i banh. Hai l\u1ed3ng n\u00e0y k\u1ebft h\u1ee3p l\u1ea1i s\u1ebd cho ra \u0111\u00e1p s\u1ed1 t\u1eeb 00 \u0111\u1ebfn 99, d\u00e2n ch\u01a1i \u0111\u1ec1 g\u1ecdi s\u1ed1 n\u00e0y l\u00e0 S\u1ed0 \u0110\u1ea6U v\u00e0 khi x\u1ed5 l\u00f4 \u0111\u1ed9c \u0111\u1eafc cu\u1ed1i c\u00f9ng 5 l\u1ed3ng c\u1ea7u th\u00ec hai s\u1ed1 h\u00e0ng ch\u1ee5c v\u00e0 \u0111\u01a1n v\u1ecb c\u1ee7a l\u00f4 \u0111\u1ed9c \u0111\u1eafc g\u1ecdi l\u00e0 S\u1ed0 \u0110U\u00d4I. Th\u00ed d\u1ee5 ng\u01b0\u1eddi ch\u01a1i \u0111\u1eb7t s\u1ed1 \u0111\u1ea7u 04 v\u1edbi 1 ng\u00e0n, \u0111\u1ebfn chi\u1ec1u x\u1ed5 s\u1ed1 \u0111\u1ea7u l\u00e0 09 nh\u01b0 v\u1eady ng\u01b0\u1eddi ch\u01a1i thua. Ch\u1ee7 \u0111\u1ec1 \u0103n \u0111\u01b0\u1ee3c 1 ng\u00e0n ( t\u1ea1m g\u1ecdi l\u00e0 nh\u01b0 v\u1eady).<\/p>\n
V\u00ed d\u1ee5 ng\u01b0\u1eddi ch\u01a1i \u0111\u1eb7t s\u1ed1 \u0111\u1ea7u 55 v\u1edbi gi\u00e1 1 ng\u00e0n. \u0110\u1ebfn chi\u1ec1u x\u1ed5 s\u1ed1 \u0111\u1ea7u l\u00e0 55 nh\u01b0 v\u1eady ng\u01b0\u1eddi ch\u01a1i \u0103n 70 \u0111\u1ed3ng. Ch\u1ee7 \u0111\u1ec1 m\u1ea5t 70 \u0111\u1ed3ng nh\u01b0 v\u1eady l\u1ed7 69 ng\u00e0n ( t\u1ea1m g\u1ecdi l\u00e0 nh\u01b0 v\u1eady) V\u1edbi s\u1ed1 \u0111\u1ec1 1 \u0111\u1ed3ng thua th\u00ec m\u1ea5t 1 \u0111\u1ed3ng, \u0103n th\u00ec \u0111\u01b0\u1ee3c 70 \u0111\u1ed3ng v\u00e0 t\u00f9y t\u1eebng khu v\u1ef1c gi\u00e1 t\u1eeb 60-73. N\u1ebfu \u0111\u1eb7t 5 \u0111\u1ed3ng s\u1ebd \u0111\u01b0\u1ee3c b\u1edbt 1 \u0111\u1ed3ng t\u1ee9c l\u00e0 ng\u01b0\u1eddi ch\u01a1i ch\u1ec9 chung 4 \u0111\u1ed3ng. N\u1ebfu ng\u01b0\u1eddi ch\u01a1i \u0111\u1eb7t bao l\u00f4 con s\u1ed1 35 c\u00f3 ngh\u0129a l\u00e0 trong 18 l\u00f4. N\u1ebfu c\u00f3 con s\u1ed1 cu\u1ed1i l\u00e0 35 th\u00ec ng\u01b0\u1eddi ch\u01a1i \u0103n \u0111\u01b0\u1ee3c 70 n\u1ebfu kh\u00f4ng c\u00f3 con s\u1ed1 n\u00e0y th\u00ec ng\u01b0\u1eddi ch\u01a1i m\u1ea5t 15 \u0111\u1ed3ng cho 18 l\u00f4 ( \u0111\u00e3 tr\u1eeb ti\u1ec1n khuy\u1ebfn m\u00e3i). N\u1ebfu trong l\u00f4 con s\u1ed1 35 xu\u1ea5t hi\u1ec7n 4 l\u1ea7n th\u00ec ch\u1ee7 \u0111\u1ec1 ph\u1ea3i chung 70\u00d74 = 280 \u0111\u1ed3ng.<\/p>\n
<\/em><\/p>\n
T\u1ef7 l\u1ec7 \u0103n c\u1ee7a \u0111\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i<\/em><\/p>\n
\u0110\u00e1nh \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/b><\/h3>\n
C\u00e1ch x\u00e1c \u0111\u1ecbnh \u0111o\u00e1n \u0111\u00fang \u0111\u1ec1 \u0111\u1ea7u \u1edf c\u1ea3 3 mi\u1ec1n \u0111\u00f3 l\u00e0 \u0111o\u00e1n \u0111\u00fang v\u1ecb tr\u00ed s\u1ed1 1,2 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. \u0110\u1ed1i v\u1edbi c\u00e1ch ch\u01a1i \u0111\u1ec1 c\u1ee7a mi\u1ec1n B\u1eafc. Ch\u1ec9 c\u1ea7n ng\u01b0\u1eddi ch\u01a1i \u0111o\u00e1n \u0111\u00fang \u0111\u1ec1 \u0111u\u00f4i \u1edf 2 v\u1ecb tr\u00ed \u1edf 4, 5 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. Nh\u01b0 v\u1eady, ng\u01b0\u1eddi ch\u01a1i \u0111\u00e3 tr\u00fang \u0111\u1ec1 \u0111u\u00f4i. \u0110\u1ed1i v\u1edbi c\u00e1ch ch\u01a1i c\u1ee7a mi\u1ec1n Nam. Ch\u1ec9 c\u1ea7n \u0111o\u1ea1n \u0111\u00fang \u0111\u1ec1 \u1edf v\u1ecb tr\u00ed s\u1ed1 5,6 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t.<\/p>\n
V\u00ed d\u1ee5: k\u1ebft qu\u1ea3 l\u00f4 \u0111\u1ec1 \u0111\u1eb7c bi\u1ec7t h\u00f4m nay l\u00e0 123456. N\u1ebfu b\u1ea1n \u0111o\u00e1n \u0111\u00fang 1 trong 2 tr\u01b0\u1eddng h\u1ee3p sau th\u00ec \u0111\u00e3 tr\u00fang nh\u00e9:<\/p>\n
N\u1ebfu b\u1ea1n d\u1ef1 \u0111o\u00e1n tr\u00fang s\u1ed1 12 s\u1ebd v\u1ec1 \u0111\u1ea7u c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t, th\u00ec b\u1ea1n \u0111\u00e3 tr\u00fang \u0111\u1ec1 \u0111\u1ea7u.<\/p>\n
N\u1ebfu b\u1ea1n d\u1ef1 \u0111o\u00e1n s\u1ed1 56 s\u1ebd v\u1ec1 \u0111u\u00f4i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t, th\u00ec b\u1ea1n \u0111\u00e3 \u0111o\u00e1n tr\u00fang r\u1ed3i<\/p>\n
Hi v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap c\u00e1c b\u1ea1n gi\u1ea3i \u0111\u00e1p \u0111\u01b0\u1ee3c th\u1eafc m\u1eafc m\u00e0 c\u00f2n gi\u00fap b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c c\u00e1ch ch\u01a1i l\u00f4 \u0111\u1ec1. C\u0169ng nh\u01b0 d\u1ef1 \u0111o\u00e1n l\u00f4 \u0111\u1ec1 \u0111\u1ec3 \u0111\u00e1nh ch\u00ednh x\u00e1c nh\u1ea5t. Tuy nhi\u00ean, b\u00e0i vi\u1ebft ch\u1ec9 mang t\u00ednh ch\u1ea5t gi\u00fap b\u1ea1n tham kh\u1ea3o. Ch\u00fang t\u00f4i c\u0169ng khuy\u1ebfn c\u00e1o m\u1ecdi ng\u01b0\u1eddi ch\u1ec9 n\u00ean ch\u01a1i cho vui. Kh\u00f4ng n\u00ean ch\u01a1i qu\u00e1 nhi\u1ec1u s\u1ebd g\u00e2y ra nh\u1eefng h\u1eadu qu\u1ea3 kh\u00f3 l\u01b0\u1eddng.<\/p>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n
<\/main><\/div>\n<\/div>\n<\/div>\n
th\u1ea7n t\u00e0i ch\u1ed1t s\u1ed1 cao c\u1ea5p <\/span><\/h4>\n
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N\u1ed9i dung<\/span>[\u1ea8n \u0111i]<\/span>[Hi\u1ec3n th\u1ecb]<\/span><\/div>\n