{"id":132,"count":1,"description":"M\u00f4 t\u1ea3: Soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay l\u00e0 chi\u1ebfn thu\u1eadt d\u1ef1 \u0111o\u00e1n c\u00e1c con s\u1ed1 \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i s\u1eed d\u1ee5ng. V\u1eady sau \u0111\u00e2y h\u00e3y c\u00f9ng ch\u00fang t\u00f4i t\u00ecm hi\u1ec3u soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay ch\u00ednh x\u00e1c nh\u1ea5t.\r\n\r\nB\u00e0i vi\u1ebft:\r\n

B\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay l\u00e0 nh\u01b0 th\u1ebf n\u00e0o<\/b><\/h2>\r\nB\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay \u0111\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i l\u00f4 \u0111\u1ec1 truy\u1ec1n th\u1ed1ng \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi \u01b0a chu\u1ed9ng. B\u1ea1ch th\u1ee7, ngh\u0129a l\u00e0 ng\u01b0\u1eddi ch\u01a1i d\u00f9ng ti\u1ec1n c\u1ee7a m\u00ecnh \u0111\u1ec3 \u0111\u00e1nh m\u1ed9t con l\u00f4, \u0111\u1ec1 duy nh\u1ea5t m\u00e0 kh\u00f4ng ph\u1ea3i chia ti\u1ec1n ra nhi\u1ec1u con s\u1ed1 kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y gi\u00fap cho s\u1ed1 v\u1ed1n c\u1ea7n b\u1ecf ra \u0111\u1ec3 ch\u01a1i s\u1ebd \u00edt h\u01a1n, nh\u01b0ng khi tr\u00fang th\u01b0\u1edfng th\u00ec l\u1ea1i r\u1ea5t l\u00e0 l\u1edbn. \u0110\u00f3 l\u00e0 l\u00fd do khi\u1ebfn nh\u1eefng ng\u01b0\u1eddi ch\u01a1i \u0111\u1ec3 l\u00e2u n\u0103m ch\u1ec9 l\u1ef1a ch\u1ecdn ch\u01a1i lo\u1ea1i l\u00f4 n\u00e0y.\r\n\r\nKhi ch\u1ecdn ch\u01a1i b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay th\u00ec ng\u01b0\u1eddi tham gia ch\u1ec9 c\u1ea7n ch\u01a1i duy nh\u1ea5t 1 v\u00e1n th\u00f4i l\u00e0 c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i ph\u00e2n bi\u1ec7t th\u1eafng thua \u1edf v\u00e1n ti\u1ebfp theo. B\u00ean c\u1ea1nh \u0111\u00f3 s\u1ed1 v\u1ed1n c\u1ea7n ph\u1ea3i b\u1ecf ra c\u0169ng \u00edt m\u00e0 l\u1ee3i nhu\u1eadn thu v\u1ec1 l\u1ea1i r\u1ea5t cao.\r\n\r\n\"b\u1ea1ch\r\n\r\nb\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay l\u00e0 g\u00ec\r\n

C\u00e2n nh\u1eafc \u0111\u1ebfn c\u00e1c \u0111\u1ecba ch\u1ec9 c\u00e1 c\u01b0\u1ee3c \u0111\u1ec1 h\u00e0ng \u0111\u1ea7u tr\u01b0\u1edbc khi ch\u01a1i b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay<\/strong><\/h2>\r\nKhi tham gia l\u00f4 \u0111\u1ec1 x\u1ed5 s\u1ed1 tr\u1ef1c tuy\u1ebfn, b\u1ea1n s\u1ebd ph\u1ea3i quy\u1ebft \u0111\u1ecbnh m\u1ed9t trang web c\u1ee5 th\u1ec3 tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u. Th\u1ebf gi\u1edbi s\u00f2ng b\u1ea1c tr\u1ef1c tuy\u1ebfn r\u1ea5t r\u1ed9ng l\u1edbn v\u00e0 m\u1ed9t s\u1ed1 chuy\u00ean v\u1ec1 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nhau. B\u1ea1n c\u00f3 mu\u1ed1n ch\u01a1i tr\u00ean m\u1ed9t trang web d\u1ef1a tr\u00ean m\u00e1y \u0111\u00e1nh b\u1ea1c kh\u00f4ng? Hay b\u1ea1n mu\u1ed1n s\u1eed d\u1ee5ng m\u1ed9t trang web c\u00f3 c\u00e1c th\u1ecb tr\u01b0\u1eddng l\u00f4 \u0111\u1ec1 x\u1ed5 s\u1ed1 ch\u1ea5t l\u01b0\u1ee3ng cao? H\u00e3y ch\u1eafc ch\u1eafn r\u1eb1ng b\u1ea1n ki\u1ec3m tra s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a tr\u00f2 ch\u01a1i tr\u01b0\u1edbc v\u00e0 nh\u00e0 c\u00e1i \u0111\u01b0\u1ee3c ch\u1ecdn c\u00f3 s\u1eb5n l\u00f4 \u0111\u1ec1 chuy\u00ean nghi\u1ec7p.\r\n

\u01afu \u0111i\u1ec3m khi \u0111\u00e1nh b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay<\/strong><\/span><\/h2>\r\nB\u00ean c\u1ea1nh nh\u1eefng \u01b0u \u0111i\u1ec3m khi s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay th\u00ec c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u1ea5t \u0111\u1ecbnh:\r\n\r\nTi\u1ebft ki\u1ec7m v\u1ed1n \u0111\u1ea7u t\u01b0: \u0110\u00e1nh b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay gi\u00fap b\u1ea1n ti\u1ebft ki\u1ec7m v\u1ed1n so v\u1edbi vi\u1ec7c \u0111\u1ea7u t\u01b0 v\u00e0o nhi\u1ec1u con s\u1ed1 c\u00f9ng m\u1ed9t l\u00fac. Thay v\u00ec ph\u1ea3i \u0111\u1eb7t nhi\u1ec1u con, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111\u1ea7u t\u01b0 v\u00e0o m\u1ed9t con duy nh\u1ea5t.\r\n\r\nT\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng cao: K\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n b\u1eafc h\u00e0ng ng\u00e0y bao g\u1ed3m nhi\u1ec1u gi\u1ea3i t\u1eeb gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u1ebfn gi\u1ea3i 7. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 \u0103n b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay, v\u00ec s\u1ed1 gi\u1ea3i tr\u00fang cho b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay th\u01b0\u1eddng nhi\u1ec1u h\u01a1n so v\u1edbi vi\u1ec7c ch\u01a1i \u0111\u1ec1 d\u00e0n ho\u1eb7c song th\u1ee7 \u0111\u1ec1.\r\n\r\n\"\u01b0u\r\n\r\n\u01b0u \u0111i\u1ec3m khi ch\u01a1 b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay ch\u00ednh x\u00e1c\r\n

Ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay theo Pascal<\/strong><\/h2>\r\nY\u00eau c\u1ea7u anh em x\u1ebfp gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 gi\u1ea3i nh\u1ea5t c\u1ea1nh nhau, sau \u0111\u00f3 c\u1ed9ng d\u1ed3n 2 s\u1ed1 li\u1ec1n k\u1ec1 nhau. N\u1ebfu t\u1ed5ng 2 s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1, th\u00ec l\u1ea5y s\u1ed1 h\u00e0ng \u0111\u01a1n v\u1ecb cho \u0111\u1ebfn khi ra t\u1ed5ng cu\u1ed1i c\u00f9ng ch\u1ec9 c\u00f2n 1 c\u1eb7p s\u1ed1 duy nh\u1ea5t, ch\u00fang ta ch\u1ecdn c\u1eb7p s\u1ed1 \u0111\u00f3 l\u00e0m b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay. V\u00ed d\u1ee5, n\u1ebfu c\u00f3 k\u1ebft qu\u1ea3 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 82169 v\u00e0 gi\u1ea3i nh\u1ea5t l\u00e0 20874, th\u00ec s\u1eafp x\u1ebfp v\u00e0 c\u1ed9ng nh\u01b0 sau:\r\n