L\u00f4 xi\u00ean quay l\u00e0 g\u00ec?<\/strong><\/span><\/h2>\nL\u00f4 xi\u00ean quay l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh nhi\u1ec1u con l\u00f4 trong m\u1ed9t l\u1ea7n, ng\u01b0\u1eddi ch\u01a1i s\u1ebd ph\u1ea3i ghi 2, 3, 4 <\/span>con l\u00f4<\/span>\u2026 \u0111\u00e2y c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 l\u00f4 xi\u00ean 2, l\u00f4 xi\u00ean 3, l\u00f4 xi\u00ean 4. Ng\u01b0\u1eddi ch\u01a1i s\u1ebd th\u1eafng gi\u1ea3i khi \u0111\u00e1nh tr\u00fang t\u1ea5t c\u1ea3 c\u00e1c con s\u1ed1 c\u00f9ng 1 l\u01b0\u1ee3t. <\/span><\/p>\nC\u00f3 th\u1ec3 hi\u1ec3u l\u00e0 v\u1edbi t\u1ed5 h\u1ee3p g\u1ed3m 2, 3, 4 con s\u1ed1 b\u1ea1n d\u1ef1 \u0111o\u00e1n; b\u1eaft bu\u1ed9c ph\u1ea3i tr\u00f9ng ho\u00e0n to\u00e0n v\u1edbi 2 s\u1ed1 cu\u1ed1i trong k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 tr\u1ea3 v\u1ec1 c\u00f9ng ng\u00e0y. Cho d\u00f9 ch\u1ec9 tr\u01b0\u1ee3t 1 c\u1eb7p th\u00f4i th\u00ec b\u1ea1n c\u0169ng kh\u00f4ng tr\u00fang. \u0110\u00e2y ch\u00ednh l\u00e0 \u0111i\u1ec1u l\u00e0m n\u00ean \u0111\u1ed9 kh\u00f3 c\u1ee7a l\u00f4 xi\u00ean quay.<\/span><\/p>\n
C\u00f3 th\u1ec3 hi\u1ec3u l\u00e0 v\u1edbi t\u1ed5 h\u1ee3p g\u1ed3m 2, 3, 4 con s\u1ed1 b\u1ea1n d\u1ef1 \u0111o\u00e1n; b\u1eaft bu\u1ed9c ph\u1ea3i tr\u00f9ng ho\u00e0n to\u00e0n v\u1edbi 2 s\u1ed1 cu\u1ed1i trong k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 tr\u1ea3 v\u1ec1 c\u00f9ng ng\u00e0y. Cho d\u00f9 ch\u1ec9 tr\u01b0\u1ee3t 1 c\u1eb7p th\u00f4i th\u00ec b\u1ea1n c\u0169ng kh\u00f4ng tr\u00fang. \u0110\u00e2y ch\u00ednh l\u00e0 \u0111i\u1ec1u l\u00e0m n\u00ean \u0111\u1ed9 kh\u00f3 c\u1ee7a l\u00f4 xi\u00ean quay.<\/span><\/p>\n