{"id":82,"date":"2024-05-11T09:05:54","date_gmt":"2024-05-11T02:05:54","guid":{"rendered":"https:\/\/cachsoicausieuchuan.com\/?p=82"},"modified":"2024-05-11T09:05:54","modified_gmt":"2024-05-11T02:05:54","slug":"soi-cau-bach-thu-de-khong-theo-tiec-lam","status":"publish","type":"post","link":"https:\/\/cachsoicausieuchuan.com\/soi-cau-bach-thu-de-khong-theo-tiec-lam\/","title":{"rendered":"soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 kh\u00f4ng theo ti\u1ebfc l\u1eafm"},"content":{"rendered":"\n

M\u00f4 t\u1ea3: Nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i v\u1eabn cho r\u1eb1ng vi\u1ec7c soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 <\/strong>l\u00e0 kh\u00f4ng h\u1ec1 \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 hi\u1ec7u qu\u1ea3. Tuy nhi\u00ean, n\u1ebfu \u00e1p d\u1ee5ng nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c n\u00e0y th\u00ec s\u1ebd kh\u00e1c.<\/p>\n\n\n\n

\u00bb<\/mark><\/strong><\/span> c\u00e1ch soi c\u1ea7u l\u00f4 mi\u1ec1n b\u1eafc<\/mark><\/a> <\/strong><\/span>\u00ab<\/mark><\/strong><\/span><\/p>\n\n\n\n

\u00c1p d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 hi\u1ec7u qu\u1ea3<\/strong><\/h2>\n\n\n\n

Nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i v\u1eabn cho r\u1eb1ng vi\u1ec7c soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1<\/mark><\/a> <\/strong>l\u00e0 kh\u00f4ng h\u1ec1 \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 hi\u1ec7u qu\u1ea3. Trong th\u1ebf gi\u1edbi l\u00f4 \u0111\u1ec1 th\u00ec anh em c\u0169ng bi\u1ebft r\u1eb1ng s\u1ebd c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch th\u1ee9c v\u00e0 ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u. V\u00e0 c\u0169ng v\u00ec c\u00f3 \u0111a d\u1ea1ng ph\u01b0\u01a1ng th\u1ee9c n\u00ean vi\u1ec7c soi c\u1ea7u tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n v\u1edbi m\u1ed9t s\u1ed1 anh em ng\u01b0\u1eddi ch\u01a1i. \u0110\u1ec3 m\u1ecdi chuy\u1ec7n \u0111\u01a1n gi\u1ea3n h\u01a1n, \u0111\u1eb7c bi\u1ec7t trong vi\u1ec7c soi c\u1ea7u th\u00ec h\u00e3y \u00e1p d\u1ee5ng nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c m\u00e0 b\u00e0i vi\u1ebft s\u1eafp chia s\u1ebb \u0111\u1ebfn b\u1ea1n nh\u00e9.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng th\u1ee9c soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 \u0111\u01a1n gi\u1ea3n<\/strong><\/h2>\n\n\n\n

Nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i v\u1eabn cho r\u1eb1ng vi\u1ec7c soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 <\/strong>l\u00e0 kh\u00f4ng h\u1ec1 \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 hi\u1ec7u qu\u1ea3. Trong th\u1ebf gi\u1edbi l\u00f4 \u0111\u1ec1 th\u00ec anh em c\u0169ng bi\u1ebft r\u1eb1ng s\u1ebd c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch th\u1ee9c v\u00e0 ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u. V\u00e0 c\u0169ng v\u00ec c\u00f3 \u0111a d\u1ea1ng ph\u01b0\u01a1ng th\u1ee9c n\u00ean vi\u1ec7c soi c\u1ea7u tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n v\u1edbi m\u1ed9t s\u1ed1 anh em ng\u01b0\u1eddi ch\u01a1i. Cho n\u00ean, n\u1ed9i dung n\u00e0y s\u1ebd chia s\u1ebb \u0111\u1ebfn anh em top nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c soi c\u1ea7u tuy\u1ec7t v\u1eddi v\u00e0 c\u1ef1c k\u1ef3 \u0111\u01a1n gi\u1ea3n cho anh em. <\/p>\n\n\n\n

D\u00f9ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00f4 \u0111\u1ec1<\/strong><\/h3>\n\n\n\n

\u0110\u1ea7u ti\u00ean th\u00ec c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng trong vi\u1ec7c soi l\u00f4 \u0111\u1ec1 ch\u00ednh l\u00e0 d\u00f9ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. V\u00ec sao l\u00e0 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t? V\u00ec \u0111\u01a1n gi\u1ea3n l\u00fac n\u00e0o b\u1ea1n c\u0169ng s\u1ebd c\u00f3 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 soi c\u1ea7u. V\u00e0 khi d\u00f9ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t th\u00ec b\u1ea1n s\u1ebd soi c\u1ea7u th\u00ec b\u1ea1n s\u1ebd ch\u1ec9 c\u1ea7n th\u1ef1c hi\u1ec7n m\u1ed9t v\u00e0i b\u01b0\u1edbc \u0111\u01a1n gi\u1ea3n b\u1eb1ng c\u00e1ch c\u1ed9ng d\u1ed3n t\u1ed5ng c\u00e1c con s\u1ed1 c\u00f3 trong gi\u1ea3i n\u00e0y. Th\u1ef1c hi\u1ec7n nh\u01b0 sau:<\/p>\n\n\n\n

V\u00ed d\u1ee5 b\u1ea1n c\u00f3 con s\u1ed1 l\u00e0 397465 th\u00ec b\u1ea1n s\u1ebd c\u1ed9ng t\u1eebng con s\u1ed1 l\u1ea1i v\u00e0 c\u00f3: 3+9+7+4+6+5=34. Nh\u01b0 v\u1eady, ngay l\u1eadp t\u1ee9c th\u00ec b\u1ea1n s\u1ebd c\u00f3 s\u1ed1 34 v\u00e0 43 \u0111\u1ec3 ch\u1ed1t. Th\u1eadt \u0111\u01a1n gi\u1ea3n \u0111\u00fang kh\u00f4ng n\u00e0o?<\/p>\n\n\n\n

\"soi<\/figure>\n\n\n\n

Ph\u01b0\u01a1ng th\u1ee9c soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 \u0111\u01a1n gi\u1ea3n <\/em><\/p>\n\n\n\n

D\u00f9ng c\u00e1c l\u00f4 \u0111\u1ec1 kh\u00f4ng v\u1ec1<\/strong><\/h3>\n\n\n\n

Th\u1ef1c hi\u1ec7n soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 <\/strong>th\u00ec kh\u00f4ng th\u1ec3 b\u1ecf qua c\u00e1c l\u00f4 \u0111\u1ec1 kh\u00f4ng v\u1ec1 \u0111\u00e2u nh\u00e9. C\u00e1c l\u00f4 kh\u00f4ng v\u1ec1 trong m\u1ed9t kho\u1ea3ng th\u1eddi gian c\u1ee5 th\u1ec3 n\u00e0o \u0111\u00f3 \u0111\u01b0\u1ee3c cho l\u00e0 s\u1ebd v\u1ec1 trong kho\u1ea3ng th\u1eddi gian s\u1eafp t\u1edbi. Cho n\u00ean, anh em s\u1ebd d\u00f9ng c\u00e1c con s\u1ed1 kh\u00f4ng v\u1ec1 n\u00e0y \u0111\u1ec3 nu\u00f4i v\u00e0 \u0111\u1ee3i s\u1ed1 v\u1ec1. <\/p>\n\n\n\n

V\u00ed d\u1ee5 trong v\u00f2ng 1 th\u00e1ng b\u1ea1n th\u1ea5y s\u1ed1 29 v\u00e0 s\u1ed1 08 kh\u00f4ng v\u1ec1 th\u00ec trong v\u00f2ng 1 th\u00e1ng ti\u1ebfp theo, b\u1ea1n s\u1ebd d\u00e0nh s\u1ef1 ch\u00fa \u00fd v\u00e0 ngu\u1ed3n v\u1ed1n cho 2 con s\u1ed1 n\u00e0y. <\/p>\n\n\n\n

D\u00f9ng c\u00e1c l\u00f4 nh\u00e1y v\u00e0 l\u00f4 k\u00e9p<\/strong><\/h3>\n\n\n\n

Ti\u1ebfp theo l\u00e0 tr\u01b0\u1eddng h\u1ee3p l\u00f4 nh\u00e1y v\u00e0 l\u00f4 k\u00e9p. \u0110\u00e2y l\u00e0 nh\u1eefng l\u00f4 \u0111\u1eb7c bi\u1ec7t trong l\u00f4 \u0111\u1ec1 n\u00ean th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 <\/strong>cho nh\u1eefng con s\u1ed1 \u0111\u1eb9p v\u00e0 chu\u1ea9n.<\/p>\n\n\n\n

V\u1edbi c\u00e1c con s\u1ed1 l\u00f4 nh\u00e1y th\u00ec c\u00e1c con s\u1ed1 n\u00e0y v\u1ec1 nhi\u1ec1u l\u1ea7n trong ch\u1ec9 m\u1ed9t ng\u00e0y duy nh\u1ea5t (\u00edt nh\u1ea5t l\u00e0 2 l\u1ea7n), cho n\u00ean c\u00e1c con s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c s\u1ef1 \u0111o\u00e1n l\u00e0 s\u1ebd ti\u1ebfp t\u1ee5c v\u1ec1 trong nh\u1eefng ng\u00e0y ti\u1ebfp theo. \u00c1p d\u1ee5ng logic n\u00e0y th\u00ec n\u1ebfu s\u1ed1 38 v\u1ec1 \u1edf d\u1ea1ng 2 nh\u00e1y th\u00ec b\u1ea1n s\u1ebd nu\u00f4i s\u1ed1 38 th\u00eam 2 ng\u00e0y n\u1eefa. Ho\u1eb7c s\u1ed1 07 v\u1ec1 \u1edf d\u1ea1ng 3 nh\u00e1y th\u00ec b\u1ea1n c\u0169ng nu\u00f4i con s\u1ed1 n\u00e0y th\u00eam 3 ng\u00e0y n\u1eefa. \u0110\u01a1n gi\u1ea3n ch\u1ec9 c\u00f3 v\u1eady th\u00f4i. <\/p>\n\n\n\n

C\u00f2n \u0111\u1ed1i v\u1edbi l\u00f4 k\u00e9p th\u00ec \u00e1p d\u1ee5ng v\u00e0o soi c\u1ea7u \u0111\u1ec1 c\u00f2n \u0111\u01a1n gi\u1ea3n h\u01a1n n\u1eefa. V\u1edbi t\u1ed5ng c\u1ed9ng 9 con s\u1ed1 l\u00f4 k\u00e9p bao g\u1ed3m 00, 11, 22, 33, 44, 55, 66, 77, 88 v\u00e0 99 th\u00ec khi c\u00e1c con s\u1ed1 n\u00e0y v\u1ec1 th\u00ec b\u1ea1n d\u00f9ng s\u1ed1 \u0111\u1ec3 \u0111\u00e1nh cho ng\u00e0y ti\u1ebfp theo. <\/p>\n\n\n\n

\"D\u00f9ng<\/figure>\n\n\n\n

D\u00f9ng c\u00e1c l\u00f4 nh\u00e1y v\u00e0 l\u00f4 k\u00e9p<\/em><\/p>\n\n\n\n

\u00bb<\/mark><\/strong><\/span> ch\u1ed1t s\u1ed1 soi c\u1ea7u \u0111\u1ec1 ch\u1eafc \u0103n 100<\/mark><\/a> <\/strong><\/span>\u00ab<\/mark><\/strong><\/span><\/p>\n\n\n\n

Chi\u1ebfn thu\u1eadt cho ng\u01b0\u1eddi ch\u01a1i m\u1edbi \u0111\u1ec3 soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1<\/strong><\/h2>\n\n\n\n

V\u1ec1 m\u1eb7t chi\u1ebfn thu\u1eadt hay n\u00f3i c\u00e1ch kh\u00e1c l\u00e0 k\u1ef9 thu\u1eadt th\u00ec s\u1ebd c\u00f3 nhi\u1ec1u ki\u1ec3u k\u1ef9 thu\u1eadt \u0111\u1ec3 anh em soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1. <\/strong>V\u00e0 trong b\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111\u1ec1 c\u1eadp \u0111\u1ebfn ki\u1ec3u k\u1ef9 thu\u1eadt soi c\u1ea7u sao cho d\u1ec5 \u00e1p d\u1ee5ng nh\u01b0ng v\u1eabn \u0111\u1ea3m b\u1ea3o v\u1ec1 \u0111\u1ed9 hi\u1ec7u qu\u1ea3 cho anh em \u0111\u1ec1 th\u1ee7 l\u00e0 nh\u1eefng ng\u01b0\u1eddi ch\u01a1i m\u1edbi. Theo \u0111\u00f3 th\u00ec anh em s\u1ebd d\u00f9ng k\u1ef9 thu\u1eadt soi c\u1ea7u c\u00f3 t\u00ean l\u00e0 t\u1ed5ng \u0111\u1ec1. Anh em s\u1ebd \u00e1p d\u1ee5ng ki\u1ec3u soi c\u1ea7u n\u00e0y trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p nh\u01b0 sau:<\/p>\n\n\n\n

D\u00f9ng cho \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/strong><\/h3>\n\n\n\n

Ri\u00eang v\u1edbi t\u1ed5ng \u0111\u1ec1 th\u00ec b\u1ea1n s\u1ebd t\u1eadp trung d\u00f9ng k\u1ef9 thu\u1eadt soi c\u1ea7u n\u00e0y ch\u1ec9 v\u1edbi s\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 \u0111u\u00f4i n\u1eb1m trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. B\u1ea1n s\u1ebd c\u1ed9ng t\u1ed5ng 2 con s\u1ed1 n\u00e0y r\u1ed3i sau \u0111\u00f3 d\u00f9ng con s\u1ed1 t\u1ed5ng, ho\u1eb7c con s\u1ed1 h\u00e0ng \u0111\u01a1n v\u1ecb c\u1ee7a t\u1ed5ng \u0111\u1ec3 gh\u00e9p c\u1eb7p v\u1edbi t\u1eebng con s\u1ed1 c\u00f2n l\u1ea1i trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. H\u00e3y l\u1ea5y v\u00ed d\u1ee5 th\u1ef1c t\u1ebf d\u1ec5 hi\u1ec3u nh\u01b0 sau:<\/p>\n\n\n\n

S\u1ed1 \u0111\u1eb7c bi\u1ec7t v\u1ec1 l\u00e0 38623 th\u00ec b\u1ea1n s\u1ebd c\u00f3 t\u1ed5ng l\u00e0 3+3=6. B\u1ea1n s\u1ebd d\u00f9ng s\u1ed1 6 \u0111\u1ec3 gh\u00e9p v\u1edbi c\u00e1c con s\u1ed1 c\u00f2n l\u1ea1i v\u00e0 c\u00f3 \u0111\u01b0\u1ee3c d\u00e0n s\u1ed1 l\u00e0:<\/p>\n\n\n\n