K\u00e9p b\u1eb1ng l\u00e0 g\u00ec?<\/h2>\n
K\u00e9p b\u1eb1ng<\/strong> l\u00e0 kh\u00e1i ni\u1ec7m v\u1ec1 c\u00e1ch b\u1eaft l\u00f4<\/strong><\/span> c\u00f3 2 ch\u1eef s\u1ed1 h\u00e0ng ch\u1ee5c v\u00e0 h\u00e0ng \u0111\u01a1n v\u1ecb gi\u1ed1ng nhau. C\u00f3 th\u1ec3 n\u00f3i \u0111\u00e2y l\u00e0 th\u1ec3 lo\u1ea1i k\u00e9p ph\u1ed5 bi\u1ebfn b\u1eadc nh\u1ea5t trong l\u00e0ng l\u00f4 \u0111\u1ec1 m\u00e0 ai c\u0169ng \u0111\u00e3 t\u1eebng nghe qua.<\/p>\n Kh\u00f4ng ch\u1ec9 ph\u1ed5 bi\u1ebfn \u1edf th\u1eddi \u0111i\u1ec3m tr\u01b0\u1edbc \u0111\u00e2y m\u00e0 cho \u0111\u1ebfn hi\u1ec7n t\u1ea1i kh\u00e1i ni\u1ec7m n\u00e0y v\u1eabn lu\u00f4n \u0111\u01b0\u1ee3c anh em c\u01b0\u1ee3c th\u1ee7 nh\u1eafc \u0111\u1ebfn trong nh\u1eefng bu\u1ed5i lu\u1eadn \u0111\u1ec1 c\u1ee7a m\u00ecnh.<\/p>\n Kh\u00e1i ni\u1ec7m.<\/p>\n<\/div>\n K\u00e9p b\u1eb1ng bao g\u1ed3m 10 b\u1ed9 s\u1ed1 c\u01a1 b\u1ea3n: 00 \u2013 11 \u2013 22 \u2013 33 \u2013 44 \u2013 55 \u2013 66 \u2013 77 \u2013 88 \u2013 99<\/span>.<\/p>\n Kh\u00e1c v\u1edbi c\u00e1c th\u1ec3 lo\u1ea1i l\u00f4 k\u00e9p kh\u00e1c, ng\u01b0\u1eddi ta th\u01b0\u1eddng \u0111\u00e1nh d\u00e0n c\u1ea3 10 b\u1ed9 s\u1ed1 \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng tr\u00fang \u0111\u01b0\u1ee3c con \u0111\u1ec1 nh\u01b0ng \u0111\u1ed1i v\u1edbi k\u00e9p b\u1eb1ng th\u00ec r\u1ea5t \u00edt khi t\u00f4i th\u1ea5y h\u1ecd \u0111\u00e1nh c\u00f9ng l\u00fac 10 con t\u1eeb 00 \u2013 99.<\/p>\n \u00cdt nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f4ng c\u00f3, t\u00f9y v\u00e0o t\u1eebng tr\u01b0\u1eddng h\u1ee3p c\u1ee5 th\u1ec3 n\u1ebfu anh em ph\u00e2n t\u00edch th\u1ea5y t\u1ea7n su\u1ea5t n\u1ed5 c\u1ee7a nh\u1eefng con l\u00f4 n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng \u0103n cao trong ng\u00e0y h\u00f4m nay th\u00ec ng\u1ea1i g\u00ec m\u00e0 kh\u00f4ng \u0111\u1ea7u t\u01b0 \u0111\u00fang kh\u00f4ng n\u00e0o?<\/p>\n B\u1eaft tr\u00fang \u0111\u01b0\u1ee3c con k\u00e9p b\u1eb1ng l\u00e0 m\u1ed9t ngh\u1ec7 thu\u1eadt v\u00e0 ng\u01b0\u1eddi \u0111\u00e1nh n\u00f3 m\u1edbi ch\u00ednh l\u00e0 m\u1ed9t ngh\u1ec7 nh\u00e2n. \u0110\u1ec3 d\u1ef1 \u0111o\u00e1n tr\u00fang con k\u00e9p, ng\u01b0\u1eddi ta ph\u1ea3i tr\u1ea3i qua m\u1ed9t qu\u00e1 tr\u00ecnh th\u1ed1ng k\u00ea v\u00e0 nghi\u00ean c\u1ee9u v\u00f4 c\u00f9ng ph\u1ee9c t\u1ea1p m\u1edbi ch\u1ed1t \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 quy lu\u1eadt sau \u0111\u00e2y.<\/p>\n Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t x\u1ed5 ng\u00e0y h\u00f4m nay c\u00f3 hai con s\u1ed1 \u0111\u1ea7u ti\u00ean gi\u1ed1ng nhau th\u00ec anh em s\u1ebd ti\u1ebfn h\u00e0nh \u0111\u00e1nh theo quy lu\u1eadt l\u00f4 nu\u00f4i 7 ng\u00e0y<\/strong><\/span> kh\u1ea3 n\u0103ng cao s\u1ebd tr\u00fang \u0111\u01b0\u1ee3c c\u1ea3 con \u0111\u1ec1. C\u00f3 2 t\u1ef7 l\u1ec7 v\u00e0o ti\u1ec1n nh\u01b0 sau:<\/p>\n D\u1ef1a v\u00e0o 2 s\u1ed1 \u0111\u1ea7u G\u0110B.<\/p>\n<\/div>\n D\u1ef1a v\u00e0o 2 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t x\u1ed5 ng\u00e0y h\u00f4m nay ch\u00fang ta s\u1ebd c\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p th\u01b0\u1eddng g\u1eb7p sau \u0111\u00e2y:<\/p>\n<\/p>\n
K\u00e9p b\u1eb1ng g\u1ed3m c\u00f3 bao nhi\u00eau con s\u1ed1?<\/h2>\n
T\u1ed5ng h\u1ee3p 4 c\u00e1ch b\u1eaft \u0111\u1ec1 k\u00e9p b\u1eb1ng hi\u1ec7u qu\u1ea3 nh\u1ea5t<\/h2>\n
1. C\u00e1ch b\u1eaft \u0111\u1ec1 k\u00e9p b\u1eb1ng d\u1ef1a v\u00e0o 2 s\u1ed1 \u0111\u1ea7u G\u0110B<\/h3>\n
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2. C\u00e1ch \u0111\u00e1nh k\u00e9p b\u1eb1ng d\u1ef1a v\u00e0o 2 s\u1ed1 cu\u1ed1i G\u0110B<\/h3>\n