X\u00ec d\u00e1ch 4 l\u00e1 x\u00ec t\u00ednh m\u1ea5y<\/a> l\u00e0 c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m. \u0110\u00e1p \u00e1n l\u00e0 ch\u1ec9 \u0111\u01b0\u1ee3c t\u00ednh duy nh\u1ea5t 1 \u0111i\u1ec3m v\u00e0 kh\u00f4ng c\u00f2n tr\u01b0\u1eddng h\u1ee3p t\u00ednh n\u00e0o kh\u00e1c. Qu\u00e2n A l\u00fac n\u00e0y c\u00f3 th\u1ec3 gi\u00fap b\u00e0i c\u1ee7a b\u1ea1n \u0111\u1ea1t ng\u0169 linh v\u00e0 gi\u00e0nh chi\u1ebfn th\u1eafng l\u1edbn trong b\u00e0i x\u00ec d\u00e1ch.<\/p>\nNh\u1eefng tr\u01b0\u1eddng h\u1ee3p th\u1eafng \u0111\u1eb7c bi\u1ec7t trong x\u00ec d\u00e1ch v\u1edbi l\u00e1 A<\/h2>\n
Anh em l\u00e0 nh\u1eefng ng\u01b0\u1eddi ch\u01a1i c\u00e1 c\u01b0\u1ee3c tr\u1ef1c tuy\u1ebfn l\u00e2u n\u0103m ch\u1eafc ch\u1eafn s\u1ebd n\u1eafm \u0111\u01b0\u1ee3c x\u00ec d\u00e1ch con \u00e1ch t\u00ednh bao nhi\u00eau \u0111i\u1ec3m. B\u00ean c\u1ea1nh \u0111\u00f3 c\u00f2n c\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p th\u1eafng \u0111\u1eb7c bi\u1ec7t trong game khi c\u00f3 l\u00e1 A v\u00e0 khi s\u1edf h\u1eefu b\u1ea1n s\u1ebd c\u00f3 c\u01a1 h\u1ed9i th\u1eafng c\u1ef1c cao. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p \u0111\u01b0\u1ee3c chia s\u1ebb cho anh em m\u1edbi c\u00f9ng n\u1eafm:<\/p>\n