{"id":2808,"date":"2018-12-08T15:31:37","date_gmt":"2018-12-08T08:31:37","guid":{"rendered":"https:\/\/thienhabet.com\/?p=2808"},"modified":"2020-08-14T03:08:49","modified_gmt":"2020-08-13T20:08:49","slug":"kep-lech-kep-bang-sat-kep-kep-lech-am","status":"publish","type":"post","link":"https:\/\/\/kep-lech-kep-bang-sat-kep-kep-lech-am","title":{"rendered":"T\u1ed5ng h\u1ee3p b\u00ed quy\u1ebft \u0111\u00e1nh \u0111\u1ec1 d\u1ef1a theo K\u00e9p l\u1ec7ch – K\u00e9p b\u1eb1ng – S\u00e1t k\u00e9p – K\u00e9p l\u1ec7ch \u00e2m"},"content":{"rendered":"

K\u00e9p l\u1ec7ch<\/strong> hay \u0111\u1ec1 k\u00e9p l\u1ec7ch g\u1ed3m nh\u1eefng con g\u00ec l\u00e0 kh\u00e1i ni\u1ec7m m\u00e0 kh\u00f4ng ph\u1ea3i ai c\u0169ng n\u1eafm r\u00f5 \u0111\u01b0\u1ee3c? Trong b\u00e0i vi\u1ebft n\u00e0y Thienhabet j77<\/strong><\/a>\u00a0s\u1ebd chia s\u1ebb nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 k\u00e9p l\u1ec7ch. B\u00ean c\u1ea1nh \u0111\u00f3 ch\u00fang t\u00f4i c\u0169ng h\u01b0\u1edbng d\u1eabn b\u1ea1n nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u hi\u1ec7u qu\u1ea3.<\/span><\/p>\n[toc]\n

\"K\u00e9p
K\u00e9p l\u1ec7ch g\u1ed3m nh\u1eefng con s\u1ed1 n\u00e0o<\/figcaption><\/figure>\n

K\u00e9p b\u1eb1ng<\/h2>\n

B\u1ed9 k\u00e9p l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u nh\u1ea5t trong l\u00f4 \u0111\u1ec1. T\u1eeb t\u00ean g\u1ecdi K\u00e9p b\u1eb1ng (b\u1eb1ng \u0111\u00e2y c\u00f3 ngh\u0129a l\u00e0 b\u1eb1ng nhau) th\u00ec ch\u00fang ta c\u00f3 th\u1ec3 hi\u1ec3u b\u1ed9 k\u00e9p n\u00e0y g\u1ed3m 2 s\u1ed1 gi\u1ed1ng nhau.<\/p>\n

V\u1edbi b\u1ed9 k\u00e9p n\u00e0y ch\u00fang ta s\u1ebd c\u00f3 t\u1ed5ng c\u1ed9ng 10 s\u1ed1 bao g\u1ed3m: 00, 11, 22, 33, 44, 55, 66, 77, 88, 99<\/strong><\/p>\n

Tr\u1ea3i qua nhi\u1ec1u n\u0103m trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u1ee7a l\u00f4 \u0111\u1ec1 t\u1eeb k\u00e9p b\u1eb1ng, ng\u01b0\u1eddi ta \u0111\u00e3 ph\u00e1t hi\u1ec7n th\u00eam c\u00e1c b\u1ed9 k\u00e9p kh\u00e1c \u0111\u00f3 l\u00e0 k\u00e9p l\u1ec7ch<\/strong>, s\u00e1t k\u00e9p<\/strong> v\u00e0 k\u00e9p l\u1ec7ch \u00e2m<\/strong>. V\u1eady nh\u1eefng b\u1ed9 k\u00e9p n\u00e0y t\u1ea1i sao l\u1ea1i c\u00f3 t\u00ean g\u1ecdi nh\u01b0 v\u1eady v\u00e0 m\u1ed7i b\u1ed9 k\u00e9p c\u00f3 bao nhi\u00eau s\u1ed1? H\u00e3y c\u00f9ng ti\u1ebfp t\u1ee5c theo d\u00f5i.<\/p>\n

Xem b\u00e0i vi\u1ebft n\u1ed5i b\u1eadt: C\u00e1ch l\u1eadp d\u00e0n \u0111\u1ec1 10 s\u1ed1 nu\u00f4i khung 3 ng\u00e0y c\u1ef1c chu\u1ea9n x\u00e1c<\/strong><\/a><\/p><\/blockquote>\n

K\u00e9p l\u1ec7ch<\/h2>\n

B\u00f3ng l\u00f4 \u0111\u1ec1<\/h3>\n

Kh\u00e1i ni\u1ec7m k\u00e9p l\u1ec7ch \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean m\u1ed9t kh\u00e1i ni\u1ec7m kh\u00e1c trong l\u00f4 \u0111\u1ec1 \u0111\u00f3 l\u00e0 b\u00f3ng. \u0110\u1ea1i lo\u1ea1i \u1ee9ng v\u1edbi m\u1ed7i m\u1ed9t b\u00f3ng s\u1ed1 trong l\u00f4 \u0111\u1ec1 \u0111\u1ec1u c\u00f3 m\u1ed9t s\u1ed1 b\u00f3ng kh\u00e1c \u1ee9ng k\u00e8m. Theo \u0111\u00f3 ta c\u00f3 nh\u1eefng c\u1eb7p s\u1ed1 sau l\u00e0 b\u00f3ng c\u1ee7a nhau:<\/p>\n