T\u1ed5ng \u0111\u1ec1 l\u00e0 g\u00ec<\/strong> v\u00e0 c\u00f3 nh\u1eefng t\u1ed5ng \u0111\u1ec1 n\u00e0o l\u00e0 c\u00e2u h\u1ecfi c\u1ee7a r\u1ea5t nhi\u1ec1u anh em khi m\u1edbi tham gia ch\u01a1i l\u00f4 \u0111\u1ec1 online. \u0110\u1eb7c bi\u1ec7t \u0111\u1ec3 nh\u1edb \u0111\u01b0\u1ee3c c\u00e1c t\u1ed5ng \u0111\u1ec1 l\u00e0 \u0111i\u1ec1u r\u1ea5t c\u1ea7n thi\u1ebft v\u00e0 c\u00f3 c\u01a1 h\u1ed9i chi\u1ebfn th\u1eafng r\u1ea5t cao. Tuy nhi\u00ean \u0111\u00e2y kh\u00f4ng ph\u1ea3i \u0111i\u1ec1u d\u1ec5 d\u00e0ng g\u00ec v\u1edbi b\u1ea5t k\u1ef3 ai khi ch\u01a1i. N\u1ebfu ch\u01a1i l\u00e2u n\u0103m, c\u00f3 th\u1eddi gian d\u00e0i t\u00edch l\u0169y th\u00ec c\u00f3 th\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c, nh\u01b0ng n\u1ebfu l\u00e0 ng\u01b0\u1eddi m\u1edbi th\u00ec r\u1ea5t kh\u00f3 \u0111\u1ec3 bi\u1ebft.<\/p>\n C\u00f3 r\u1ea5t nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p b\u1eaft \u0111\u1ec1 theo t\u1ed5ng. V\u00e0 b\u1eaft \u0111\u1ec1 theo t\u1ed5ng \u0111\u1ec1 l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch r\u1ea5t ph\u1ed5 bi\u1ebfn c\u1ee7a ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc. B\u1ea1n \u0111\u00e3 bi\u1ebft c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 hay ch\u01b0a? N\u1ebfu ch\u01b0a bi\u1ebft th\u00ec c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft t\u1ed5ng \u0111\u1ec1 c\u1ea3 n\u0103m c\u1ee7a ch\u00fang t\u00f4i nh\u00e9.<\/p>\n T\u1ed5ng \u0111\u1ec1 l\u00e0 t\u1ed5ng c\u1ee7a hai con s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. V\u1edbi ph\u01b0\u01a1ng ph\u00e1p b\u1eaft theo t\u1ed5ng \u0111\u1ec1 l\u00e0 c\u00e1ch t\u00ednh l\u00f4 ho\u1eb7c \u0111\u1ec1 ng\u00e0y h\u00f4m qua theo c\u00e1ch c\u1ed9ng c\u00e1c s\u1ed1 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t theo k\u1ebft qu\u1ea3 x\u1ed5 s\u00f4 mi\u1ec1n B\u1eafc ho\u1eb7c gi\u1ea3i x\u1ed5 s\u1ed1 c\u00e1c mi\u1ec1n Trung, mi\u1ec1n Nam c\u1ee7a ng\u00e0y h\u00f4m tr\u01b0\u1edbc. T\u1eeb k\u1ebft qu\u1ea3 \u0111\u00f3 s\u1ebd ph\u00e1n \u0111o\u00e1n ra k\u1ebft qu\u1ea3 l\u00f4 ho\u1eb7c \u0111\u1ec1 c\u1ee7a ng\u00e0y ti\u1ebfp theo.<\/p>\n <\/p>\n C\u00e1ch t\u00ednh c\u0169ng r\u1ea5t \u0111\u01a1n gi\u1ea3n \u0111\u00f3 l\u00e0 l\u1ea5y hai s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111em c\u1ed9ng l\u1ea1i v\u1edbi nhau.<\/p>\n V\u00ed d\u1ee5: gi\u1ea3i \u0111\u1eb7c th\u00f9 c\u1ee7a b\u1eefa nay l\u00e0 78804 => t\u1ed5ng gi\u1ea3i \u0111\u1eb7c th\u00f9 l\u00e0 0 + 4 = 4. Trong kho\u1ea3ng b\u00e1o c\u00e1o 4 n\u00e0y, ch\u00fang ta s\u1ebd k\u1ebft h\u1ee3p th\u00eam ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 \u0111\u1ec1 kh\u00e1c \u0111\u1ec3 t\u1eadu ra con l\u00f4 h\u1ea5p d\u1eabn nh\u1ea5t. Anh em ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1ch soi c\u1ea7u theo t\u1ed5ng l\u00f4 \u0111\u1ec1 cho x\u1ed5 s\u1ed1 mi\u1ec1n Nam, ho\u1eb7c mi\u1ec1n Trung. D\u0129 nhi\u00ean t\u1ec9 l\u1ec7 tr\u00fang s\u1ebd ko cao b\u1eb1ng t\u1ed5ng \u0111\u1ec1 mi\u1ec1n B\u1eafc.<\/p>\n C\u00e1c b\u00e0i vi\u1ebft kh\u00e1c m\u00e0 c\u00f3 th\u1ec3 b\u1ea1n th\u00edch \u0111\u1ecdc:<\/em><\/strong><\/p>\n T\u1ed5ng 0 l\u00e0 t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 b\u1eb1ng 0 ho\u1eb7c 10. T\u1ed5ng 0 g\u1ed3m c\u00f3 10 s\u1ed1. C\u1ee5 th\u1ec3 \u0111\u1ec1 t\u1ed5ng 0 g\u1ed3m c\u00e1c s\u1ed1 sau:<\/p>\n 00 -19- 91- 28- 82- 37- 73- 46- 64- 55<\/p>\n T\u1ed5ng 3 l\u00e0 t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 b\u1eb1ng 3 ho\u1eb7c 13. T\u1ed5ng 3 g\u1ed3m c\u00f3 10 s\u1ed1. C\u1ee5 th\u1ec3 \u0111\u1ec1 t\u1ed5ng 3 g\u1ed3m c\u00e1c s\u1ed1 sau:<\/p>\n 03 \u2013 30 \u2013 12 \u2013 21 \u2013 49 \u2013 94 \u2013 58 \u2013 85 \u2013 67 \u2013 76<\/p>\n Theo c\u00e1c gi\u1edbi chuy\u00ean gia ch\u01a1i l\u00f4 \u0111\u1ec1 th\u00ec c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1c \u0111\u1ec3 t\u00ecm ra c\u00e1c t\u1ed5ng \u0111\u1ec1 trong l\u00f4 \u0111\u1ec1. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o:<\/p>\n \u0110\u00e2y ch\u00ednh l\u00e0 c\u00e1ch b\u1eaft t\u1ed5ng trong l\u00f4 \u0111\u1ec1 \u0111\u01b0\u1ee3c nhi\u1ec1u chuy\u00ean gia l\u00f4 \u0111\u1ec1 l\u1ef1a ch\u1ecdn s\u1eed d\u1ee5ng. \u0110\u1ec3 d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mang \u0111\u1ebfn nh\u1eefng t\u1ed5ng \u0111\u1ec1 \u0111\u1eb9p, c\u00f3 kh\u1ea3 n\u0103ng n\u1ed5 cao. V\u1edbi nh\u1eefng anh em c\u00f3 nhi\u1ec1u kinh nghi\u1ec7m th\u00ec vi\u1ec7c t\u00ecm ra quy lu\u1eadt \u0111\u1ec3 b\u1eaft t\u1ed5ng \u0111\u1ec1 theo tu\u1ea7n, theo ng\u00e0y kh\u00f4ng qu\u00e1 kh\u00f3. Tuy nhi\u00ean ng\u01b0\u1eddi m\u1edbi th\u00ec c\u1ea7n ph\u1ea3i t\u00ecm hi\u1ec3u v\u00e0 nghi\u00ean c\u1ee9u k\u1ef9 l\u01b0\u1ee1ng h\u01a1n.<\/p>\n C\u00e1ch th\u1ef1c hi\u1ec7n: C\u00e1c b\u1ea1n s\u1ebd l\u1ea5y 5 s\u1ed1 trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 ng\u00e0y h\u00f4m qua c\u1ed9ng l\u1ea1i v\u1edbi nhau. K\u1ebft qu\u1ea3 \u0111\u00f3 s\u1ebd \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u00e1nh v\u00e0o ng\u00e0y h\u00f4m sau. C\u00f3 t\u1ef7 l\u1ec7 c\u1ee7a c\u1eb7p s\u1ed1 n\u00e0y l\u00ean t\u1edbi 80%. V\u00ec v\u1eady anh em kh\u00f4ng c\u1ea7n ph\u1ea3i suy ngh\u0129 nhi\u1ec1u \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c con s\u1ed1 \u0111\u1eb9p nh\u1ea5t. Tuy nhi\u00ean n\u1ebfu h\u00f4m sau kh\u00f4ng v\u1ec1 th\u00ec n\u00ean b\u1ecf qua v\u00e0 kh\u00f4ng c\u1ea7n nu\u00f4i th\u00eam.<\/p>\n <\/p>\n Nh\u1eefng c\u00e1ch b\u1eaft c\u00e1c t\u1ed5ng \u0111\u1ec1 n\u00e0y c\u00e1c b\u1ea1n s\u1ebd d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 trong ng\u00e0y th\u1ee9 2 c\u1ee7a m\u1ed7i tu\u1ea7n. V\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u00ednh x\u00e1c cao n\u00ean \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi \u00e1p d\u1ee5ng. C\u00e1c b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1ch b\u1eaft nh\u01b0 sau:<\/p>\n D\u00f9ng s\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t trong k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc ng\u00e0y th\u1ee9 2 \u0111\u1ec3 l\u00e0m t\u1ed5ng \u0111\u1ec1 ch\u1ed1t trong c\u1ea3 tu\u1ea7n sau. Tuy nhi\u00ean kh\u00f4ng n\u00ean d\u00f9ng l\u00f4 \u0111\u00f3 ch\u01a1i lu\u00f4n m\u00e0 \u0111\u1ee3i \u0111\u1ebfn th\u1ee9 4 ho\u1eb7c th\u1ee9 5 m\u1edbi ch\u01a1i.<\/p>\n V\u00ed d\u1ee5: N\u1ebfu k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a ng\u00e0y 4\/11 l\u00e0 0 + 5 + 4 + 8 + 3. T\u1ed5ng c\u1ee7a gi\u1ea3i n\u00e0y l\u00e0 0. Theo \u0111\u00f3 c\u00e1c b\u1ea1n n\u00ean ch\u1ecdn nh\u1eefng con l\u00f4 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 b\u1eb1ng 0 \u0111\u1ec3 ch\u01a1i cho tu\u1ea7n sau. S\u1ebd c\u00f3 10 con s\u1ed1 bao g\u1ed3m: 00 \u2013 19 \u2013 91 \u2013 28 \u2013 82 \u2013 37 \u2013 73 \u2013 46 \u2013 64 \u2013 55.<\/p>\n \u00c1p d\u1ee5ng c\u00e1ch n\u00e0y c\u00e1c b\u1ea1n ch\u1ec9 c\u1ea7n c\u0103n c\u1ee9 v\u00e0o k\u1ebft qu\u1ea3 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t th\u1ee9 2 m\u1ed7i tu\u1ea7n v\u00e0 d\u00f9ng t\u1ed5ng \u0111\u00f3 \u0111\u1ec3 t\u00ecm ra con s\u1ed1 ph\u00f9 h\u1ee3p nh\u1ea5t. Ki\u00ean tr\u00ec s\u1eed d\u1ee5ng theo c\u00e1ch b\u1eaft l\u00f4 n\u00e0y s\u1ebd gi\u00fap anh em c\u00f3 \u0111\u01b0\u1ee3c c\u01a1 h\u1ed9i chi\u1ebfn th\u1eafng cao. C\u00f3 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e3 mang v\u1ec1 t\u00e0i l\u1ed9c b\u1eb1ng c\u00e1ch b\u1eaft t\u1ed5ng n\u00e0y.<\/p>\n Tr\u00ean \u0111\u00e2y ch\u00fang t\u00f4i \u0111\u00e3 chia s\u1ebb \u0111\u1ebfn c\u00e1c b\u1ea1n nh\u1eefng th\u00f4ng tin v\u00e0 nh\u01b0ng hi\u1ec3u bi\u1ebft v\u1ec1 t\u1ed5ng \u0111\u1ec1 l\u00e0 g\u00ec<\/strong>? R\u1ea5t c\u1ee5 th\u1ec3 v\u00e0 chi ti\u1ebft. \u0110\u1eb7c bi\u1ec7t v\u1edbi m\u1ed9t s\u1ed1 g\u1ee3i \u00fd v\u1ec1 c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 hy v\u1ecdng b\u1ea1n s\u1ebd \u00e1p d\u1ee5ng th\u00e0nh c\u00f4ng v\u00e0 c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng con s\u1ed1 may m\u1eafn. Ch\u00fac c\u00e1c b\u1ea1n th\u00e0nh c\u00f4ng v\u1edbi nh\u1eefng con s\u1ed1 m\u00ecnh.<\/p>\n<\/div>\n<\/div>\nT\u1ed5ng \u0111\u1ec1 l\u00e0 g\u00ec?<\/h2>\n
C\u00e1ch t\u00ednh t\u1ed5ng \u0111\u1ec1<\/h3>\n
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C\u00e1c t\u1ed5ng trong l\u00f4 \u0111\u1ec1<\/h2>\n
T\u1ed5ng 0 g\u1ed3m nh\u1eefng con g\u00ec<\/h3>\n
T\u1ed5ng 3 g\u1ed3m nh\u1eefng con g\u00ec<\/h3>\n
M\u1ed9t s\u1ed1 c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 c\u1ea3 n\u0103m<\/h2>\n
C\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1<\/h3>\n
C\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 c\u1ee7a th\u1ee9 2 m\u1ed7i tu\u1ea7n<\/h2>\n
c\u1ea7u \u0111\u1eb9p d\u00e0nh cho mi\u1ec1n b\u1eafc v\u00edp<\/span><\/strong><\/h3>\n