{"id":18480,"date":"2024-02-13T00:58:15","date_gmt":"2024-02-13T00:58:15","guid":{"rendered":"https:\/\/soicau2054.minhngocxoso.com\/?p=18480"},"modified":"2024-02-13T00:58:15","modified_gmt":"2024-02-13T00:58:15","slug":"kep-lech-gom-nhung-con-gi-chuan-xac-chac-trung","status":"publish","type":"post","link":"https:\/\/tapdoancaude.com\/kep-lech-gom-nhung-con-gi-chuan-xac-chac-trung\/","title":{"rendered":"K\u00e9p l\u1ec7ch g\u1ed3m nh\u1eefng con g\u00ec chu\u1ea9n x\u00e1c, ch\u1eafc tr\u00fang"},"content":{"rendered":"

Theo quan ni\u1ec7m d\u00e2n gian, kh\u00e1i ni\u1ec7m v\u1ec1 kep lech v\u00e0 k\u00e9p l\u1ec7ch g\u1ed3m nh\u1eefng con g\u00ec<\/strong> kh\u00f4ng c\u00f2n xa l\u1ea1 v\u1edbi nh\u1eefng tay ch\u01a1i l\u00f4 \u0111\u1ec1 chuy\u00ean nghi\u1ec7p.Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi m\u1edbi b\u01b0\u1edbc ch\u00e2n v\u00e0o gi\u1edbi l\u00f4 \u0111\u1ec1 th\u00ec ch\u01b0a n\u1eafm r\u00f5 \u0111\u01b0\u1ee3c.<\/p>\n

Trong ph\u1ea1m vi b\u00e0i vi\u1ebft sau s\u1ebd cung c\u1ea5p cho b\u1ea1n \u0111\u1ecdc nh\u1eefng th\u00f4ng tin, ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n nh\u1ea5t v\u00e0 chia s\u1ebb b\u00ed quy\u1ebft k\u00e9p l\u1ec7ch l\u00e0 nh\u1eefng s\u1ed1 n\u00e0o? K\u00e9p l\u1ec7ch l\u00e0 nh\u1eefng con n\u00e0o? K\u00e9p l\u1ec7ch c\u00f3 nh\u1eefng con n\u00e0o? K\u00e9p l\u1ec7ch c\u00f3 nh\u1eefng con g\u00ec? C\u00f9ng theo d\u00f5i b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n

K\u00e9p l\u1ec7ch g\u1ed3m nh\u1eefng con g\u00ec?<\/h2>\n

Nh\u01b0 \u0111\u00e3 n\u00f3i, m\u1ed7i s\u1ed1 t\u1eeb 0 \u2013 9 \u0111\u1ec1u l\u00e0 b\u00f3ng c\u1ee7a nhau. Khi gh\u00e9p 2 s\u1ed1 b\u1ea5t k\u1ef3 l\u1ea1i v\u1edbi nhau ta s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c c\u00e1c c\u1eb7p k\u00e9p l\u1ec7ch kh\u00e1c nhau. V\u00ed d\u1ee5 nh\u01b0: 0 l\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a 5. Khi gh\u00e9p l\u1ea1i v\u1edbi nhau ch\u00fang ta s\u1ebd c\u00f3 c\u1eb7p k\u00e9p l\u1ec7ch l\u00e0 05 v\u00e0 50. V\u1eady t\u00f3m l\u1ea1i k\u00e9p l\u1ec7ch g\u1ed3m nh\u1eefng s\u1ed1 n\u00e0o, k\u00e9p l\u1ec7ch c\u00f3 nh\u1eefng s\u1ed1 n\u00e0o, k\u00e9p l\u1ec7ch g\u1ed3m con g\u00ec, k\u00e9p l\u1ec7ch l\u00e0 con g\u00ec? Ch\u00fang t\u00f4i s\u1ebd n\u00f3i r\u00f5 d\u01b0\u1edbi b\u00e0i vi\u1ebft c\u1ee5 th\u1ec3 h\u01a1n.<\/p>\n

K\u00e9p d\u01b0\u01a1ng<\/h3>\n

Gh\u00e9p c\u00e1c c\u1eb7p l\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a nhau l\u1ea1i v\u1edbi nhau ch\u00fang ta s\u1ebd c\u00f3 b\u1ed9 k\u00e9p l\u1ec7ch d\u01b0\u01a1ng.<\/p>\n

Theo \u0111\u00f3 s\u1ebd c\u00f3 t\u1ed5ng c\u1ed9ng 10 s\u1ed1 k\u00e9p l\u1ec7ch d\u01b0\u01a1ng l\u00e0 05, 50, 16, 61, 27, 72, 38, 83, 49, 94.<\/p>\n

K\u00e9p \u00e2m<\/h3>\n

T\u01b0\u01a1ng t\u1ef1 nh\u01b0 k\u00e9p l\u1ec7ch d\u01b0\u01a1ng, ch\u00fang ta c\u0169ng s\u1ebd gh\u00e9p c\u00e1c c\u1eb7p s\u1ed1 l\u00e0 b\u00f3ng \u00e2m c\u1ee7a nhau l\u1ea1i \u0111\u1ec3 \u0111\u01b0\u1ee3c b\u1ed9 k\u00e9p l\u1ec7ch \u00e2m kh\u00e1c nhau.<\/p>\n

Theo \u0111\u00f3, c\u0169ng s\u1ebd c\u00f3 t\u1ed5ng c\u1ed9ng 10 b\u1ed9 k\u00e9p l\u1ec7ch d\u01b0\u01a1ng l\u00e0 07, 70, 18, 81, 29, 92, 36, 63, 58, 85.<\/p>\n

S\u00e1t k\u00e9p<\/h3>\n

S\u00e1t k\u00e9p l\u00e0 m\u1ed9t lo\u1ea1i k\u00e9p l\u1ec7ch \u0111\u01b0\u1ee3c gh\u00e9p t\u1eeb 2 con s\u1ed1 li\u1ec1n k\u1ec1 nhau tr\u00ean tr\u1ee5c s\u1ed1. Hay hi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, 2 con s\u1ed1 trong c\u1eb7p s\u1ed1 \u0111\u00f3 s\u1ebd h\u01a1n k\u00e9m nhau 1 \u0111\u01a1n v\u1ecb.<\/p>\n

D\u00e2n ch\u01a1i l\u00f4 \u0111\u1ec1 chuy\u00ean nghi\u1ec7p s\u1ebd chia s\u00e1t k\u00e9p th\u00e0nh s\u00e1t k\u00e9p b\u1eb1ng v\u00e0 s\u00e1t k\u00e9p l\u1ec7ch:<\/p>\n

S\u00e1t k\u00e9p b\u1eb1ng g\u1ed3m 20 s\u1ed1 nh\u01b0 sau: 01,10,12, 21, 23, 32, 34, 43, 54, 45, 65, 56, 67, 76, 78, 87, 89, 98, 09, 90.<\/p>\n

L\u01b0u \u00fd: C\u00f3 nhi\u1ec1u n\u01a1i t\u00ednh 09 \u2013 90, nh\u01b0ng c\u0169ng c\u00f3 nh\u1eefng n\u01a1i kh\u00f4ng t\u00ednh.<\/p>\n

S\u00e1t k\u00e9p l\u1ec7ch c\u0169ng g\u1ed3m 20 s\u1ed1, nh\u01b0 sau: 04, 06, 49, 51, 15, 17, 60, 62, 26, 28, 71, 73, 37, 39, 82, 84, 48, 50, 93, 95.<\/p>\n

\"\"<\/p>\n

K\u00e9p l\u1ec7ch l\u00e0 con g\u00ec? K\u00e9p l\u1ec7ch g\u1ed3m nh\u1eefng s\u1ed1 n\u00e0o?<\/h2>\n

D\u00e0n \u0111\u1ec1 k\u00e9p l\u1ec7ch \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean thuy\u1ebft v\u1ec1 b\u00f3ng trong l\u00f4 \u0111\u1ec1, c\u1ee5 th\u1ec3 \u1edf \u0111\u00e2y l\u00e0 b\u00f3ng d\u01b0\u01a1ng. Theo \u0111\u00f3, quy t\u1eafc b\u00f3ng d\u01b0\u01a1ng l\u00f4 \u0111\u1ec1 nh\u01b0 sau:<\/p>\n