{"id":17974,"date":"2024-03-08T02:53:55","date_gmt":"2024-03-08T02:53:55","guid":{"rendered":"https:\/\/soicau5028.minhngocxoso.com\/?p=17974"},"modified":"2024-03-08T02:53:55","modified_gmt":"2024-03-08T02:53:55","slug":"soi-cau-theo-giai-7-va-dac-biet","status":"publish","type":"post","link":"https:\/\/soicau3mien88.com\/soi-cau-theo-giai-7-va-dac-biet\/","title":{"rendered":"soi c\u1ea7u theo gi\u1ea3i 7 v\u00e0 \u0111\u1eb7c bi\u1ec7t"},"content":{"rendered":"\n
\u0110\u00e1nh theo ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, b\u1ea1n c\u1ea7n ph\u1ea3i chu\u1ea9n b\u1ecb s\u1ed1 v\u1ed1n kh\u00e1 l\u1edbn v\u00ec c\u1ea7n ph\u1ea3i \u0111\u00e1nh 2 con l\u00f4 trong 3 ng\u00e0y li\u00ean t\u1ee5c, \u0111\u1ebfn khi n\u00e0o tr\u00fang th\u00ec chuy\u1ec3n sang con kh\u00e1c. C\u00e1ch \u0111\u00e1nh n\u00e0y c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 an t\u00f2an, ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 thi\u1ebft th\u1ef1c cao. Ch\u1ec9 c\u1ea7n c\u00e1c b\u1ea1n ch\u1ecbu kh\u00f3 theo d\u00f5i k\u1ebft qu\u1ea3 c\u1ee7a x\u1ed5 s\u1ed1 v\u1ec1 m\u1ed7i ng\u00e0y \u0111\u1ec3 d\u1ef1a v\u00e0o \u0111\u00f3 t\u00ednh to\u00e1n ra con s\u1ed1 ch\u00ednh x\u00e1c nh\u1ea5t trong ng\u00e0y. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1c b\u1ea1n c\u00e1ch t\u00ednh c\u1ea7u l\u00f4 theo gi\u1ea3i nh\u00e9:<\/p>\n\n\n\n
B\u01b0\u1edbc 1:<\/strong> <\/p>\n\n\n\n C\u1ed9ng s\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t, n\u1ebfu t\u1ed5ng >10 th\u00ec c\u1ed9ng ti\u1ebfp \u0111\u1ebfn khi k\u1ebft qu\u1ea3 ra 1 ch\u1eef s\u1ed1. C\u00f2n n\u1ebfu t\u1ed5ng b\u1eb1ng 10 th\u00ec l\u1ea5y k\u1ebft qu\u1ea3 b\u1eb1ng 0. N\u1ebfu t\u1ed5ng <10 th\u00ec l\u1ea5y k\u1ebft qu\u1ea3 l\u00e0 t\u1ed5ng \u0111\u00f3 lu\u00f4n.<\/p>\n\n\n\n V\u00ed d\u1ee5:<\/em> Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y 20\/10\/2024: 85605.<\/p>\n\n\n\n B\u01b0\u1edbc 1: Ta c\u1ed9ng s\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 8+5 = 13. Ta th\u1ea5y 13>10, n\u00ean l\u1ea5y t\u1ed5ng ti\u1ebfp 1+3=4. V\u1eady ta c\u00f3 k\u1ebft qu\u1ea3 c\u1ea7n l\u1ea5y l\u00e0 4.<\/p>\n\n\n\n B\u01b0\u1edbc 2:<\/strong> <\/p>\n\n\n\n L\u1ea5y b\u00f3ng c\u1ee7a t\u1ed5ng \u0111\u00f3 ta \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 g\u1ecdi l\u00e0 A.<\/p>\n\n\n\n T\u01b0\u01a1ng \u0111\u01b0\u01a1ng, b\u00f3ng c\u1ee7a 4 l\u00e0 9<\/p>\n\n\n\n B\u01b0\u1edbc 3:<\/strong><\/p>\n\n\n\n Trong gi\u1ea3i 7 c\u1ee7a k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 c\u00f3 4 gi\u1ea3i, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 8 ch\u1eef s\u1ed1. Trong 8 ch\u1eef s\u1ed1 \u0111\u00f3, ch\u1ecdn 2 s\u1ed1 xu\u1ea5t hi\u1ec7n nhi\u1ec1u nh\u1ea5t, g\u1ecdi l\u00e0 X, Y. C\u00f2n n\u1ebfu 2 s\u1ed1 c\u00f3 l\u01b0\u1ee3ng xu\u1ea5t hi\u1ec7n b\u1eb1ng nhau th\u00ec \u01b0u ti\u00ean s\u1ed1 xu\u1ea5t hi\u1ec7n tr\u01b0\u1edbc t\u1eeb tr\u00e1i qua ph\u1ea3i theo b\u1ea3ng k\u1ebft qu\u1ea3 c\u1ee7a x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc ng\u00e0y h\u00f4m \u0111\u00f3.<\/p>\n\n\n\n V\u00ed d\u1ee5:<\/em> Ng\u00e0y 20\/10\/2024, k\u1ebft qu\u1ea3 gi\u1ea3i 7 l\u00e0: 84, 48, 14, 66. Ta th\u1ea5y s\u1ed1 4 xu\u1ea5t hi\u1ec7n 3 l\u1ea7n, s\u1ed1 8 xu\u1ea5t hi\u1ec7n 2 l\u1ea7n, s\u1ed1 6 xu\u1ea5t hi\u1ec7n 2 l\u1ea7n. Nh\u01b0 v\u1eady ta ch\u1ecdn s\u1ed1 4 v\u00e0 s\u1ed1 8.<\/p>\n\n\n\n