{"id":126,"count":9,"description":"M\u00f4 t\u1ea3: soi c\u1ea7u mt <\/strong>\u0111\u00e3 v\u00e0 \u0111ang thu h\u00fat \u0111\u00f4ng \u0111\u1ea3o ng\u01b0\u1eddi tham gia. V\u1edbi vi\u1ec7c lo\u1ea1i h\u00ecnh x\u1ed5 s\u1ed1 n\u00e0y c\u00f3 s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi ch\u01a1i ng\u00e0y c\u00e0ng t\u0103ng kh\u00f4ng thua k\u00e9m. X\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc v\u00e0 mi\u1ec1n Nam th\u1ef1c s\u1ef1 khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi b\u1ea5t ng\u1edd. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1ch ch\u01a1i x\u1ed5 s\u1ed1 mi\u1ec1n trung chi ti\u1ebft trong b\u00e0i vi\u1ebft sau \u0111\u00e2y nh\u00e9.\r\n\r\nB\u00e0i vi\u1ebft:<\/strong>\r\n

C\u00e1ch t\u00ednh soi c\u1ea7u mt -<\/strong> k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n trung theo ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u \u0111\u1ed9ng<\/h2>\r\nGi\u1ed1ng v\u1edbi c\u1ea7u l\u00f4 truy\u1ec1n th\u1ed1ng. Ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u \u0111\u1ed9ng khi d\u1ef1 \u0111o\u00e1n k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n trung c\u0169ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u01b0\u01a1ng t\u1ef1. Nh\u01b0ng c\u00f3 m\u1ed9t \u0111i\u1ec3m kh\u00e1c bi\u1ec7t l\u00e0 c\u1ea7u s\u1ebd \u0111\u01b0\u1ee3c n\u1ed1i l\u1ea1i sau khi b\u1ecb g\u00e3y t\u1eeb 1 \u0111\u1ebfn 2 phi\u00ean.\r\n\r\n\u0110\u1ec3 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. Ng\u01b0\u1eddi ch\u01a1i th\u1ef1c hi\u1ec7n nh\u01b0 sau: Ch\u1ecdn 2 v\u1ecb tr\u00ed b\u1ea5t k\u1ef3 theo b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n trung h\u00e0ng ng\u00e0y. Sau \u0111\u00f3 ch\u1ec9 c\u1ea7n gh\u00e9p l\u1ea1i th\u00e0nh m\u1ed9t con l\u00f4 nh\u01b0 \u00fd v\u00e0 ch\u01a1i. V\u00ed d\u1ee5, l\u1ea5y s\u1ed1 \u0111\u1ea7u c\u00f9ng s\u1ed1 cu\u1ed1i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t gh\u00e9p l\u1ea1i.\r\n\r\n\"k\u1ebft\r\n\r\nk\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n nam v\u00edp\r\n\r\nL\u01b0u \u00fd:\u00a0<\/strong>\r\n