{"id":17961,"date":"2024-03-09T19:33:41","date_gmt":"2024-03-09T19:33:41","guid":{"rendered":"https:\/\/soicau4050.minhngocxoso.com\/?p=17961"},"modified":"2024-03-09T19:33:41","modified_gmt":"2024-03-09T19:33:41","slug":"cac-phuong-phap-soi-cau-lo-de-thong-dungdon-gian","status":"publish","type":"post","link":"https:\/\/lovipchuan.com\/cac-phuong-phap-soi-cau-lo-de-thong-dungdon-gian\/","title":{"rendered":"c\u00e1c ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 \u0111\u1ec1 th\u00f4ng d\u1ee5ng,\u0111\u01a1n gi\u1ea3n"},"content":{"rendered":"
<\/p>\n\n\n
C\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 kh\u00e1c nhau nh\u01b0ng chung quy l\u1ea1i c\u00f3 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p sau \u0111\u00e2y:<\/p>\n\n\n\n
B\u00f3ng c\u1ee7a 1 l\u00e0 6
B\u00f3ng c\u1ee7a 2 l\u00e0 7
B\u00f3ng c\u1ee7a 3 l\u00e0 8
B\u00f3ng c\u1ee7a 4 l\u00e0 9
B\u00f3ng c\u1ee7a 5 l\u00e0 0<\/p>\n\n\n\n
C\u00e1ch soi c\u1ea7u theo lu\u1eadt Pascal<\/em><\/strong><\/p>\n\n\n\n L\u1ea5y 5 s\u1ed1 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 5 s\u1ed1 gi\u1ea3i nh\u1ea5t ng\u00e0y h\u00f4m tr\u01b0\u1edbc \u0111\u1ec3 t\u00ednh c\u1eb7p s\u1ed1 ng\u00e0y h\u00f4m sau. VD: gi\u1ea3i DB l\u00e0 12345; gi\u1ea3i nh\u1ea5t l\u00e0 45678, gh\u00e9p l\u1ea1i ta c\u00f3 s\u1ed1 1234545678<\/strong>. C\u1ed9ng theo lu\u1eadt Pascal ngh\u0129a l\u00e0 2 s\u1ed1 li\u00ean ti\u1ebfp c\u1ed9ng v\u1edbi nhau<\/strong> (n\u1ebfu t\u1ed5ng > 10 th\u00ec ch\u1ec9 l\u1ea5y h\u00e0ng \u0111\u01a1n v\u1ecb) ta s\u1ebd \u0111\u01b0\u1ee3c d\u00e3y s\u1ed1 m\u1edbi c\u00f3 chi\u1ec1u d\u00e0i nh\u1ecf h\u01a1n 1 \u0111\u01a1n v\u1ecb. L\u1eb7p l\u1ea1i qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ebfn khi \u0111\u01b0\u1ee3c c\u1eb7p s\u1ed1 cu\u1ed1i c\u00f9ng. C\u0103n c\u1ee9 v\u00e0o k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 c\u1ee7a nh\u1eefng ng\u00e0y tr\u01b0\u1edbc \u1edf c\u00f9ng 1 v\u1ecb tr\u00ed c\u1ee7a gi\u1ea3i, ta ch\u1ecdn ra 1 c\u1eb7p s\u1ed1 d\u1ef1 \u0111o\u00e1n cho h\u00f4m sau, c\u1ea7u \u1ed5n \u0111\u1ecbnh khi ch\u1ea1y s\u1ebd \u0111\u00fang t\u1eeb 4 ng\u00e0y tr\u1edf l\u00ean.
Kim = 2. M\u1ed9c = 5. H\u1ecfa = 3. Th\u1ee7y =1. Th\u1ed5 = 4.
Nh\u01b0 v\u1eady, chi\u1ebfu theo b\u00f3ng ta c\u00f3 : Kim = 7. M\u1ed9c = 0. H\u1ecfa = 8. Th\u1ee7y = 6. Th\u1ed5 = 9.
Kim -> M\u1ed9c -> H\u1ecfa -> Th\u1ee7y -> Th\u1ed5 -> Kim.
t\u1ee9c l\u00e0 : 2->5->3->1->4->2 v\u00e0 7->0->6->9->7
3. Hai s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t:<\/strong>
VD: gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 09748 -> 2 s\u1ed1 cu\u1ed1i l\u00e0 48<\/strong>
4. T\u1ed5ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t :<\/strong>
VD: gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 15326 -> t\u1ed5ng = 1+5+3+2+6 = 17<\/p>\n\n\n\nM\u1ed9t s\u1ed1 c\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 th\u00f4ng d\u1ee5ng:<\/strong><\/h2>\n\n\n\n
\u1ede v\u00ed d\u1ee5 tr\u00ean ta l\u1ea5y: 1 + 2 =3; 2 + 3 = 5; 3 + 4 =7\u2026 ta s\u1ebd c\u00f3 c\u1eb7p m\u1edbi: 357999135<\/strong>.<\/p>\n\n\n\n
C\u00e1c b\u01b0\u1edbc t\u00ednh c\u1ea7u theo quy lu\u1eadt Pascal 1234545678:<\/strong><\/h4>\n\n\n\n
357999135
82688048
0846842
82046
0240
264
80<\/strong>
=> 80<\/strong> l\u00e0 k\u1ebft qu\u1ea3 c\u1ea7n t\u00ecm!<\/p>\n\n\n\nC\u00e1ch soi c\u1ea7u 2<\/em><\/strong><\/h4>\n\n\n\n
V\u00ed d\u1ee5:<\/strong>
C\u0103n c\u1ee9 k\u1ebft qu\u1ea3 XSMB ng\u00e0y 01\/01
46316<\/strong>
21028<\/strong>
D\u1ef1 \u0111o\u00e1n 68-86<\/strong>, k\u1ebft qu\u1ea3 ng\u00e0y 02\/01 c\u00f3 68.<\/strong>
V\u1eady theo c\u1ea7u n\u00e0y ta ch\u1ecdn ti\u1ebfp \u1edf c\u00f9ng v\u1ecb tr\u00ed c\u1ee7a k\u1ebft qu\u1ea3 ng\u00e0y 02\/01 \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n cho ng\u00e0y 03\/01 07012<\/strong>
81525.<\/strong>
D\u1ef1 \u0111o\u00e1n c\u1eb7p s\u1ed1 25-52<\/strong><\/p>\n\n\n\n