{"id":18261,"date":"2024-03-23T19:00:53","date_gmt":"2024-03-23T19:00:53","guid":{"rendered":"https:\/\/soicau2024.minhngocxoso.com\/?p=18261"},"modified":"2024-03-23T19:00:53","modified_gmt":"2024-03-23T19:00:53","slug":"lo-xien-2-hay-ve-cach-tim-con-lo-xien-hai-hieu-qua","status":"publish","type":"post","link":"https:\/\/baolo2nhay.com\/lo-xien-2-hay-ve-cach-tim-con-lo-xien-hai-hieu-qua\/","title":{"rendered":"l\u00f4 xi\u00ean 2 hay v\u1ec1, c\u00e1ch t\u00ecm con l\u00f4 xi\u00ean hai hi\u1ec7u qu\u1ea3"},"content":{"rendered":"
Sau \u0111\u00e2y l\u00e0 th\u00f4ng tin v\u1ec1 nh\u1eefng con l\u00f4 xi\u00ean 2 hay v\u1ec1 b\u1ea1n c\u1ea7n bi\u1ebft:<\/p>\n
Quy lu\u1eadt c\u1ea7u \u0111\u1ed9ng c\u00f2n g\u1ecdi l\u00e0 chu k\u1ef3 c\u1ee7a l\u1ed3ng c\u1ea7u. \u0110\u00e2y ch\u00ednh l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 xu\u1ea5t hi\u1ec7n l\u1ea7n l\u01b0\u1ee3t m\u1ed9t l\u1ea7n theo chu k\u1ef3 t\u1eeb 3 \u2013 4 ng\u00e0y. Ho\u1eb7c \u0111i \u0111\u1ec1u c\u1ea3 3 ng\u00e0y. V\u00ed d\u1ee5 minh h\u1ecda sau s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n:<\/p>\n
Con l\u00f4 l\u1ebb: 03, 09, 95, 05, 11, 06, 22, 74, 98.<\/p>\n
C\u1eb7p l\u00f4 xi\u00ean 2: 56 \u2013 65, 37 \u2013 73, 20 \u2013 02, 51 \u2013 15.<\/p>\n
C\u1eb7p 37 \u2013 73 th\u01b0\u1eddng \u0111i c\u00f9ng 10, 01, 25.<\/p>\n
Nh\u1eefng c\u1eb7p c\u1ea7u l\u00f4 \u0111i\u1ec3n h\u00ecnh, c\u1eb7p \u0111i c\u00f9ng nhau, b\u1eaft l\u00f4 xi\u00ean qua \u0111\u1ec1 v\u1ec1 k\u00e9p c\u1ee7a d\u1ea1ng l\u00f4 xi\u00ean 2 v\u00e0 3 gi\u1ed1ng nhau.<\/p>\n
Th\u1ef1c ch\u1ea5t c\u00e1ch ch\u01a1i n\u00e0y d\u1ef1a ch\u1ee7 y\u1ebfu theo c\u1ea3m gi\u00e1c s\u1ed1 c\u1ee7a m\u1ed7i ng\u01b0\u1eddi. V\u00ed d\u1ee5 h\u00f4m nay ra m\u1ed9t lo\u1ea1t con li\u00ean ti\u1ebfp nh\u01b0 12, 13, 14, 16 nh\u01b0ng l\u1ea1i thi\u1ebfu con 15. H\u00f4m sau l\u00f4 s\u1ebd ra con 15. Tuy nhi\u00ean, tr\u01b0\u1eddng h\u1ee3p n\u00e0y xu\u1ea5t hi\u1ec7n kh\u00f4ng qu\u00e1 nhi\u1ec1u. B\u1edfi c\u00e1ch t\u00ednh l\u00f4 t\u00f4 hay \u0111\u1ec1 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi x\u00e1c su\u1ea5t, chu k\u1ef3 v\u00e0 s\u1ed1 Pi.<\/p>\n
<\/p>\n
Ngo\u00e0i hai c\u00e1ch tr\u00ean, ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 th\u1ed1ng k\u00ea \u0111\u01b0\u1ee3c nh\u1eefng con l\u00f4 xi\u00ean hay v\u1ec1 hay c\u1eb7p l\u00f4 xi\u00ean hai s\u00e1ng gi\u00e1 \u0111\u1ec3 \u0111\u00e1nh cho ng\u00e0y ti\u1ebfp theo qua c\u00e1c c\u00e1ch sau:<\/p>\n
D\u1ef1a v\u00e0o gi\u1ea3i \u0111\u1eb7c bi\u1ec7t xu\u1ea5t hi\u1ec7n ng\u00e0y h\u00f4m tr\u01b0\u1edbc, ng\u01b0\u1eddi ch\u01a1i l\u1eadp d\u00e0n hai s\u1ed1 c\u1ea1nh nhau r\u1ed3i gh\u00e9p l\u1ea1i. Cu\u1ed1i c\u00f9ng ch\u1ecdn ra con l\u00f4 m\u00ecnh th\u00edch \u0111\u1ec3 gh\u00e9p l\u1ea1i th\u00e0nh xi\u00ean hai.<\/p>\n
D\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 gi\u1ea3i 7.1 \u0111\u1ec3 l\u00e0m c\u1ea7u gh\u00e9p c\u00f9ng hai s\u1ed1 \u0111\u1ea7u xu\u1ea5t hi\u1ec7n trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u00f9ng ng\u00e0y. Mu\u1ed1n gi\u00e0nh \u0111\u01b0\u1ee3c chi\u1ebfn th\u1eafng khi soi c\u1ea7u qua c\u00e1ch n\u00e0y, \u0111\u1ed9 may m\u1eafn c\u1ee7a ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i kh\u00e1 cao.<\/p>\n
D\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 gi\u1ea3i 7 \u0111\u1ec3 gh\u00e9p c\u00f9ng s\u1ed1 m\u00ecnh th\u00edch ho\u1eb7c gh\u00e9p v\u1edbi nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u1ea7u l\u00f4. Con s\u1ed1 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y qua c\u00e1ch gh\u00e9p n\u00e0y c\u00f3 x\u00e1c su\u1ea5t n\u1ed5 kh\u00e1 cao. Ng\u01b0\u1eddi ch\u01a1i n\u00ean chu\u1ea9n b\u1ecb ngu\u1ed3n v\u1ed1n k\u1ef9 c\u00e0ng \u0111\u1ec3 \u0111\u1ea7u t\u01b0 c\u00f3 l\u1eddi.<\/p>\n
D\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 gi\u1ea3i 7 \u0111\u1ec3 l\u00e0m c\u1ea7u gh\u00e9p c\u00f9ng gi\u1ea3i nh\u1ea5t ho\u1eb7c \u0111\u1eb7c bi\u1ec7t. C\u00e1c c\u1eb7p s\u1ed1 \u0111\u01b0\u1ee3c gh\u00e9p s\u1ebd mang t\u1edbi b\u1ea1n k\u1ebft qu\u1ea3 b\u1ea5t ng\u1edd.<\/p>\n
Ch\u1ecdn con l\u00f4 r\u01a1i \u1edf gi\u1ea3i nh\u00ec \u0111\u1ec3 gh\u00e9p c\u00f9ng con l\u00f4 ng\u01b0\u1eddi ch\u01a1i l\u1ea5y t\u1eeb k\u1ebft qu\u1ea3 c\u1ee7a ng\u00e0y h\u00f4m tr\u01b0\u1edbc. C\u1eb7p l\u00f4 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh n\u00e0y c\u00f3 x\u00e1c su\u1ea5t n\u1ed5 trong nh\u1eefng ng\u00e0y t\u1edbi kh\u00e1 cao.<\/p>\n
L\u1ef1a ch\u1ecdn t\u1ed5ng thi\u1ebfu \u0111\u01b0\u1ee3c c\u1ed9ng d\u1ed3n t\u1eeb gi\u1ea3i \u0111\u1eb7c bi\u1ec7t tu\u1ea7n tr\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u1eb7p xi\u00ean cho tu\u1ea7n n\u00e0y. Khi \u00e1p d\u1ee5ng theo ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, ng\u01b0\u1eddi ch\u01a1i n\u00ean t\u00ednh to\u00e1n c\u1ea9n th\u1eadn. B\u1edfi s\u1ed1 trong d\u00e0n nhi\u1ec1u n\u00ean h\u00e3y \u00e1p d\u1ee5ng v\u1edbi d\u00e0n gh\u00e9p t\u1ed1i \u0111a 4 s\u1ed1.<\/p>\n