{"id":2518,"date":"2022-12-11T17:38:19","date_gmt":"2022-12-11T09:38:19","guid":{"rendered":"https:\/\/\/?p=2518"},"modified":"2022-12-17T14:39:22","modified_gmt":"2022-12-17T06:39:22","slug":"cham-de","status":"publish","type":"post","link":"https:\/\/\/cham-de\/","title":{"rendered":"Ch\u1ea1m \u0111\u1ec1 l\u00e0 g\u00ec? C\u00e1ch \u0111\u00e1nh \u0111\u1ec1 ch\u1ea1m sao cho d\u1ec5 tr\u00fang nh\u1ea5t"},"content":{"rendered":"

Trong t\u1ea5t c\u1ea3 c\u00e1c tr\u00f2 ch\u01a1i l\u00f4 \u0111\u1ec1 x\u1ed5 s\u1ed1 l\u1edbn nh\u1ecf, \u0111\u1ec3 c\u00f3 th\u1ec3 gi\u00e0nh th\u1eafng l\u1ee3i l\u1edbn th\u00ec \u0111i\u1ec1u c\u01a1 b\u1ea3n nh\u1ea5t l\u00e0 ph\u1ea3i hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c thu\u1eadt ng\u1eef trong ng\u00e0nh. L\u00f4 \u0111\u1ec1 c\u0169ng kh\u00f4ng ngo\u1ea1i l\u1ec7, v\u1edbi nh\u1eefng d\u00e2n ch\u01a1i l\u00f4s\u00e0nh s\u1ecfi th\u00ec ch\u1eafc h\u1eb3n \u0111\u00e3 qu\u00e1 quen thu\u1ed9c v\u1edbi t\u1eeb <\/span>ch\u1ea1m \u0111\u1ec1<\/b>. C\u00f2n ng\u01b0\u1eddi m\u1edbi th\u00ec sao? H\u00e3y c\u00f9ng KUBET88<\/a><\/strong> t\u00ecm hi\u1ec3u \u00fd ngh\u0129a<\/span>\u00a0v\u00e0 c\u00e1ch \u0111\u00e1nh <\/span>ch\u1ea1m \u0111\u1ec1<\/b> sao cho th\u1eafng l\u1edbn nh\u00e9.<\/span><\/p>\n

S\u01a1 l\u01b0\u1ee3c v\u1ec1 ch\u1ea1m \u0111\u1ec1<\/b><\/h2>\n

Ch\u1ea1m \u0111\u1ec1<\/b> hay \u0111\u1ec1 ch\u1ea1m l\u00e0 hai thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1 nhau. \u0110\u1ec3 hi\u1ec3u t\u01b0\u1eddng t\u1eadn h\u01a1n, ch\u00fang ta t\u00e1ch thu\u1eadt ng\u1eef tr\u00ean ra l\u00e0m 2 v\u1ebf ch\u1ea1m l\u00e0 g\u00ec v\u00e0 \u0111\u1ec1 l\u00e0 g\u00ec. \u0110\u1ec1 \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 2 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t khi x\u1ed5 s\u1ed1. C\u00f2n ch\u1ea1m l\u00e0 \u0111\u1ee5ng hay li\u00ean quan \u0111\u1ebfn 1 trong 2 s\u1ed1 \u0111\u00f3.<\/span><\/p>\n

V\u1eady hi\u1ec3u \u0111\u01a1n gi\u1ea3n <\/span>ch\u1ea1m \u0111\u1ec1<\/b> l\u00e0 nhi\u1ec1u con s\u1ed1 v\u1edbi c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m gi\u1ed1ng nhau l\u00e0 c\u00e1c t\u1eadp h\u1ee3p s\u1ed1 c\u00f3 chung \u00edt nh\u1ea5t 1 s\u1ed1 n\u00ean khi ch\u00fang ta ch\u1ea1m ph\u1ea3i th\u00ec c\u1ea7n \u0111\u00e1nh nhi\u1ec1u con v\u00e0 t\u1ea1o th\u00e0nh d\u00e0n.<\/span><\/p>\n

\"T\u00ecm
T\u00ecm hi\u1ec3u v\u1ec1 ch\u1ea1m \u0111\u1ec1 v\u00e0 c\u00e1ch \u0111\u00e1nh ch\u1ea1m \u0111\u1ec1 hay<\/figcaption><\/figure>\n

C\u00e1c lo\u1ea1i \u0111\u1ec1 ch\u1ea1m, d\u00e0n \u0111\u1ec1 g\u1ed3m bao nhi\u00eau con s\u1ed1?\u00a0<\/b><\/h2>\n

C\u00e1c lo\u1ea1i \u0111\u1ec1 <\/span>ch\u1ea1m \u0111\u1ec1<\/b>\u00a0\u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh t\u1eeb vi\u1ec7c gh\u00e9p c\u00e1c con s\u1ed1 t\u1ef1 nhi\u00ean t\u1eeb 0, 1, 2, 3, 4, 5, 6, 7, 8 9 sau \u0111\u00f3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1ch \u0111\u00e1nh \u0111\u00e0n \u0111\u1ec1 \u0111\u1ea7u, \u0111\u1ec1 \u0111u\u00f4i v\u00e0 \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i.\u00a0<\/span><\/p>\n

M\u1ed7i d\u00e0n <\/span>ch\u1ea1m \u0111\u1ec1<\/b> c\u00f3 19 s\u1ed1, d\u00e0n <\/span>ch\u1ea1m \u0111\u1ec1<\/b> \u0111\u1ea7u v\u00e0 \u0111u\u00f4i th\u00ec 10 con s\u1ed1. C\u00e1c b\u1ed9 ch\u1ea1m c\u00f3 th\u1ec3 tr\u00f9ng m\u1ed9t \u00edt c\u1eb7p b\u1edfi v\u00ec ch\u1ec9 c\u1ea7n ch\u1ea1m d\u00ednh \u0111\u1ebfn 1 con c\u00f2n 1 con kh\u00e1c l\u1ea1i d\u00ednh \u0111\u1ebfn s\u1ed1 kh\u00e1c. L\u01b0u \u00fd th\u00eam, d\u00e0n \u0111\u1ec1 ch\u1ea1m c\u00f3 c\u1eb7p s\u1ed1 00, 11, 22, 33, 44, 55, 66, 77, 88, 99 th\u00ec d\u00e0n \u0111\u1ec1 ch\u1ea1m n\u00e0y c\u00f3 19 con. Theo \u0111\u00f3, sau \u0111\u00e2y s\u1ebd th\u1ed1ng k\u00ea c\u00e1c lo\u1ea1i ch\u1ea1m trong l\u00f4 \u0111\u1ec1 \u0111\u1ec3 ng\u01b0\u1eddi ch\u01a1i n\u1eafm r\u00f5 c\u0169ng nh\u01b0 thi\u1ebft l\u1eadp d\u00e0n \u0111\u1ec1 ch\u1ea1m \u0111\u01a1n gi\u1ea3n, hi\u1ec7u qu\u1ea3, nhanh tr\u00fang:<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 0 th\u00ec s\u1ebd g\u1ed3m nh\u1eefng s\u1ed1 n\u00e0o v\u1eady?<\/b><\/h3>\n

L\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 s\u1ed1 0 \u1edf \u0111\u1ea7u hay \u0111u\u00f4i ho\u1eb7c \u1edf c\u1ea3 2 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n <\/span>ch\u1ea1m \u0111\u1ec1<\/b> g\u1ed3m 19 con s\u1ed1 sau: 00 – 01 – 10 -02 – 20 –\u00a0 03 – 30 – 04 – 40 – 05 – 50 – 06 -60 -07 – 70 – 80 – 09 -90.<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 1 th\u00ec s\u1ebd g\u1ed3m nh\u1eefng s\u1ed1 n\u00e0o v\u1eady?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> s\u1ed1 1 l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p c\u00f3 1 \u1edf \u0111\u1ea7u hay \u0111u\u00f4i d\u00e0n \u0111\u1ec1 ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh m\u1ed9t b\u1ed9 d\u00e0n 19 s\u1ed1 nh\u01b0 sau: <\/span>01 – 10 -11 –\u00a0 12 – 21 – 13 – 31 – 14 -41 -15, 51 – 16 – 61 – 71 -18 –\u00a0 81 -19 -91.<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 2 c\u00f3 bao nhi\u00eau con v\u1eady?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 2 l\u00e0 t\u1eadp h\u1ee3p c\u1ee7a c\u00e1c c\u1eb7p c\u00f3 m\u1ed9t s\u1ed1 2 \u1edf \u0111\u1ea7u hay \u0111u\u00f4i ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n g\u1ed3m 19 con l\u00e0: 02, 20, 21, 12, 22, 23, 32, 24, 42, 52, 25, 26, 62, 27, 28, 82, 29, 92.<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 3 th\u00ec s\u1ebd c\u00f3 nh\u1eefng con g\u00ec?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 3 l\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 m\u1ed9t s\u1ed1 3 \u1edf \u0111\u1ea7u ho\u1eb7c \u0111u\u00f4i ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o ra b\u1ed9 d\u00e0n ch\u1ea1m \u0111\u1ec1 g\u1ed3m 19 con l\u00e0: 03, 30, 31, 13, 23, 32, 33, 34, 43, 35, 53, 36, 37, 63, 73, 38, 83, 39, 93.<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 4 \u0111\u01b0\u1ee3c hi\u1ec3u nh\u01b0 th\u1ebf n\u00e0o?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 4 l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u1ee7a c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 m\u1ed9t s\u1ed1 4 \u1edf \u0111\u1ea7u ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n \u0111\u1ec1 ch\u1ea1m 4 g\u1ed3m 49 con sau \u0111\u00e2y: 04, 40, 41, 14, 24, 42, 34, 43, 44, 45, 54, 46, 64, 47, 74, 48, 84, 49, 94.<\/span><\/p>\n

D\u00e0n ch\u1ea1m \u0111\u1ec1 5 \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 5 \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u1ee7a c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 m\u1ed9t s\u1ed1 5 \u1edf \u0111\u1ea7u ho\u1eb7c \u0111u\u00f4i ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n \u0111\u1ec1 ch\u1ea1m 5 g\u1ed3m 19 con s\u1ed1 sau \u0111\u00e2y: 05, 50,\u00a0 15, 51, 25, 52, 35, 45, 53, 54, 55, 56, 65, 57, 58, 85, 59, 95.<\/span><\/p>\n

B\u1ed9 ch\u1ea1m \u0111\u1ec1 6 l\u00e0 nh\u01b0 th\u1ebf n\u00e0o?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 6 c\u00f3 th\u1ec3 hi\u1ec3u l\u00e0 t\u1eadp h\u1ee3p c\u1ee7a c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 m\u1ed9t s\u1ed1 6 \u1edf \u0111\u1ea7u ho\u1eb7c \u0111u\u00f4i ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n \u0111\u1ec1 ch\u1ea1m 6 g\u1ed3m 19 con sau \u0111\u00e2y: 60, 06, 16, 61, 26, 62, 36, 63, 46, 64, 56, 66, 65, 67, 76, 68, 86, 69, 96.<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 7 th\u00ec s\u1ebd g\u1ed3m bao nhi\u00eau s\u1ed1?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 7 c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 t\u1eadp h\u1ee3p c\u1ee7a c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 m\u1ed9t s\u1ed1 7 \u1edf \u0111\u1ea7u ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n \u0111\u1ec1 ch\u1ea1m 7 g\u1ed3m 19 con sau \u0111\u00e2y: 07, 70, 17, 71, 27 , 72, 37, 73, 47, 74, 75, 67, 76, 77, 78, 87, 79, 97.<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 8 bao nhi\u00eau con t\u1ea5t c\u1ea3?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 8 s\u1ebd l\u00e0 t\u1eadp h\u1ee3p c\u1ee7a c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 m\u1ed9t s\u1ed1 8 \u1edf \u0111\u1ea7u ho\u1eb7c c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n \u0111\u1ec1 ch\u1ea1m 8 g\u1ed3m 19 con s\u1ed1 \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea sau: 80, 08, 81, 18, 82, 83, 28, 38, 84, 48, 85, 58, 86, 68, 87, 78, 88, 89, 98.<\/span><\/p>\n

\u0110\u1ec1 ch\u1ea1m 9 s\u1ebd c\u00f3 nh\u1eefng con s\u1ed1 n\u00e0o?<\/b><\/h3>\n

Ch\u1ea1m \u0111\u1ec1<\/b> 9 \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 m\u1ed9t s\u1ed1 9 \u1edf \u0111\u1ea7u ho\u1eb7c \u0111u\u00f4i c\u1ea3 2 v\u00e0 t\u1ea1o th\u00e0nh b\u1ed9 d\u00e0n \u0111\u1ec1 ch\u1ea1m 9 g\u1ed3m 19 con \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea sau: 90, 91, 19, 91, 09, 29, 92, 39, 93, 49, 94, 69, 95, 59, 96, 79, 97, 89, 98, 99.\u00a0<\/span><\/p>\n

C\u00e1ch \u0111\u00e1nh \u0111\u1ec1 ch\u1ea1m sao cho d\u1ec5 tr\u00fang nh\u1ea5t<\/b><\/h2>\n

T\u1ef7 l\u1ec7 \u0111\u1ec1 ch\u1ea1m \u0103n cao hay th\u1ea5p c\u00f2n ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o m\u1ed7i v\u00f9ng mi\u1ec1n, nh\u00e0 c\u00e1i kh\u00e1c nhau.\u00a0<\/span><\/p>\n

\"Ph\u01b0\u01a1ng
Ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i ch\u1ea1m \u0111\u1ec1 chu\u1ea9n nh\u1ea5t<\/figcaption><\/figure>\n

Ch\u00fang t\u00f4i s\u1ebd chia s\u1ebb \u0111\u1ebfn b\u1ea1n c\u00e1ch d\u1ef1 \u0111o\u00e1n ch\u1ea1m \u0111\u1ec1 h\u00f4m nay, ng\u00e0y mai chu\u1ea9n x\u00e1c nh\u1ea5t:<\/span><\/p>\n