\u0110\u1ec1 ch\u1ea1m l\u00e0 nh\u01b0 th\u1ebf n\u00e0o v\u00e0 g\u1ed3m nh\u1eefng d\u00e0n \u0111\u1ec1 n\u00e0o, c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1ea1m nh\u01b0 th\u1ebf n\u00e0o chu\u1ea9n nh\u1ea5t? \u0110\u00e2y ch\u00ednh l\u00e0 nh\u1eefng c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c c\u00e1c t\u00e2n binh m\u1edbi b\u01b0\u1edbc ch\u00e2n v\u00e0o l\u0129nh v\u1ef1c n\u00e0y \u0111\u1eb7c bi\u1ec7t quan t\u00e2m. Hi\u1ec3u \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3, trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, ch\u00fang t\u00f4i s\u1ebd gi\u1ea3i \u0111\u00e1p to\u00e0n b\u1ed9 v\u1ec1 ch\u1ea1m \u0111\u1ec1 v\u00e0 c\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 mang \u0111\u1ebfn cho b\u1ea1n nh\u1eefng con s\u1ed1 tuy\u1ec7t v\u1eddi nh\u1ea5t. C\u00f9ng t\u00ecm hi\u1ec3u ngay nh\u00e9<\/p>\n
\u0110\u1ec1 ch\u1ea1m ngh\u0129a l\u00e0 g\u00ec<\/h2>\n
Hi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, ch\u1ea1m \u0111\u1ec1 l\u00e0 thu\u1eadt ng\u1eef d\u00f9ng \u0111\u1ec3 ch\u1ec9 nh\u1eefng con s\u1ed1 tr\u00f9ng v\u1edbi \u00edt nh\u1ea5t 1 s\u1ed1 c\u1ee7a c\u00e1c con s\u1ed1 kh\u00e1c. S\u1ed1 tr\u00f9ng \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 \u0111\u1ea7u ho\u1eb7c \u0111u\u00f4i c\u1ee7a s\u1ed1 \u0111\u1ec1 c\u00f3 2 ch\u1eef s\u1ed1.<\/p>\n
B\u1ea1n n\u00ean nh\u1edb r\u1eb1ng, \u0111\u1ec1 ch\u1ea1m ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi \u0111\u00e1nh s\u1ed1 \u0111\u1ec1, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u00e1p d\u1ee5ng trong l\u00f4, do \u0111\u00f3 kh\u00f4ng c\u00f3 kh\u00e1i ni\u1ec7m ch\u1ea1m l\u00f4 \u0111\u00e2u \u0111\u1ea5y.<\/p>\n
V\u00ed d\u1ee5, \u0111\u1ec1 ch\u1ea1m 1 s\u1ebd g\u1ed3m nh\u1eefng s\u1ed1 nh\u01b0 10, 01, 14, 61\u2026 S\u1ed1 1 s\u1ebd \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i \u00edt nh\u1ea5t 1 l\u1ea7n trong nh\u1eefng con \u0111\u1ec1 thu\u1ed9c ch\u1ea1m 1.<\/p>\n
\u0110\u00e1nh \u0111\u1ec1 th\u00ec thi tho\u1ea3ng th\u00eam 1 2 con l\u00f4 cho vui nha c\u00e1c b\u1ea1n, m\u1eddi b\u1ea1n tham kh\u1ea3o th\u00eam ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 2 nh\u00e1y c\u1ee7a ch\u00fang t\u00f4i nha.<\/p>\n
<\/p>\n
C\u00e1c d\u00e0n \u0111\u1ec1 ch\u1ea1m th\u01b0\u1eddng g\u1eb7p trong khi \u0111\u00e1nh \u0111\u1ec1<\/h2>\n
Tr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 2024, th\u00ec b\u1ea1n c\u1ea7n ph\u1ea3i bi\u1ebft \u0111\u01b0\u1ee3c nh\u1eefng ch\u1ea1m \u0111\u1ec1 c\u00f3 \u1edf th\u1ef1c t\u1ebf. C\u00f3 10 s\u1ed1 t\u1ef1 nhi\u00ean t\u1eeb 0 \u0111\u1ebfn 9, t\u01b0\u01a1ng \u1ee9ng s\u1ebd l\u00e0 c\u00e1c b\u1ed9 \u0111\u1ec1 ch\u1ea1m, m\u1ed7i ch\u1ea1m s\u1ebd g\u1ed3m 19 con s\u1ed1.<\/p>\n
D\u00e0n ch\u1ea1m \u0111\u1ec1 0 \u2013 4 th\u01b0\u1eddng g\u1eb7p<\/h3>\n
Ch\u1ea1m \u0111\u1ec1 0 l\u00e0 nh\u1eefng con s\u1ed1 c\u00f3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a con 0 \u00edt nh\u1ea5t 1 l\u1ea7n, bao g\u1ed3m 00 \u2013 01 \u2013 10 \u2013 02 \u2013 20 \u2013 03 \u2013 30 \u2013 04 \u2013 40 \u2013 05 \u2013 50 \u2013 06 \u2013 60 \u2013 07 \u2013 70 \u2013 08 \u2013 80 \u2013 09 \u2013 90.<\/p>\n
\u0110\u1ec1 ch\u1ea1m 1 l\u00e0 nh\u1eefng s\u1ed1 c\u00f3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a con 1 \u00edt nh\u1ea5t 1 l\u1ea7n, bao g\u1ed3m 10 \u2013 01 \u2013 11 \u2013 12 \u2013 21 \u2013 13 \u2013 31 \u2013 14 \u2013 41 \u2013 15 \u2013 51 \u2013 16 \u2013 61 \u2013 17 \u2013 71 \u2013 18 \u2013 81 \u2013 19 \u2013 91.<\/p>\n
\u0110\u1ec1 ch\u1ea1m 2 l\u00e0 nh\u1eefng s\u1ed1 c\u00f3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a con 2 \u00edt nh\u1ea5t 1 l\u1ea7n, bao g\u1ed3m 20 \u2013 02 \u2013 21 \u2013 12 \u2013 22 \u2013 23 \u2013 32 \u2013 24 \u2013 42 \u2013 25 \u2013 52 \u2013 26 \u2013 62 \u2013 27 \u2013 72 \u2013 28 \u2013 82 \u2013 29 \u2013 92.<\/p>\n
\u0110\u1ec1 ch\u1ea1m 3 l\u00e0 nh\u1eefng s\u1ed1 c\u00f3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a con 3 \u00edt nh\u1ea5t 1 l\u1ea7n, bao g\u1ed3m 30 \u2013 03 \u2013 31 \u2013 13 \u2013 32 \u2013 23 \u2013 33 \u2013 34 \u2013 43 \u2013 35 \u2013 53 \u2013 36 \u2013 63 \u2013 37 \u2013 73 \u2013 38 \u2013 83 \u2013 39 \u2013 93.<\/p>\n
\u0110\u1ec1 ch\u1ea1m 4 l\u00e0 nh\u1eefng s\u1ed1 c\u00f3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a con 4 \u00edt nh\u1ea5t 1 l\u1ea7n, bao g\u1ed3m 40 \u2013 04 \u2013 41 \u2013 14 \u2013 42 \u2013 24 \u2013 43 \u2013 34 \u2013 44 \u2013 45 \u2013 54 \u2013 46 \u2013 64 \u2013 47 \u2013 74 \u2013 48 \u2013 84 \u2013 49 \u2013 94.<\/p>\n