<\/span><\/h2>\nTr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u 4 \u0111\u00f4i th\u00f4ng ch\u1eb7t \u0111\u01b0\u1ee3c g\u00ec, ch\u00fang ta c\u1ea7n t\u00ecm hi\u1ec3u m\u1ed9t s\u1ed1 ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 li\u00ean k\u1ebft b\u00e0i n\u00e0y. V\u1ec1 c\u01a1 b\u1ea3n, \u0111\u00e2y l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef ch\u1ec9 xu\u1ea5t hi\u1ec7n trong game Ti\u1ebfn L\u00ean Mi\u1ec1n Nam, kh\u00f4ng c\u00f3 \u1edf mi\u1ec1n B\u1eafc. \u0110\u00fang nh\u01b0 t\u00ean g\u1ecdi, b\u1ed9 4 \u0111\u00f4i th\u00f4ng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1edfi 4 \u0111\u00f4i c\u00f3 gi\u00e1 tr\u1ecb li\u00ean ti\u1ebfp nhau, v\u00ed d\u1ee5 nh\u01b0: \u0111\u00f4i 2, \u0111\u00f4i 3, \u0111\u00f4i 4 v\u00e0 \u0111\u00f4i 5.<\/span><\/p>\n