{"id":18933,"date":"2024-03-15T12:19:05","date_gmt":"2024-03-15T12:19:05","guid":{"rendered":"https:\/\/soicau1020.minhngocxoso.com\/?p=18933"},"modified":"2024-03-15T12:19:05","modified_gmt":"2024-03-15T12:19:05","slug":"huong-dan-cach-tinh-tien-so-de-mien-trung-chinh-xac","status":"publish","type":"post","link":"https:\/\/bachthulo3mien.com\/huong-dan-cach-tinh-tien-so-de-mien-trung-chinh-xac\/","title":{"rendered":"h\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ednh ti\u1ec1n s\u1ed1 \u0111\u1ec1 mi\u1ec1n trung ch\u00ednh x\u00e1c"},"content":{"rendered":"
Tuy kh\u00f4ng ph\u1ed5 bi\u1ebfn v\u00e0 n\u1ed5i ti\u1ebfng nh\u01b0 s\u1ed1 \u0111\u1ec1 mi\u1ec1n B\u1eafc, nh\u01b0ng s\u1ed1 \u0111\u1ec1 mi\u1ec1n Trung v\u1eabn thu h\u00fat \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i. N\u1ebfu nh\u01b0 b\u1ea1n c\u0169ng \u0111ang mu\u1ed1n ch\u01a1i th\u1eed th\u00ec h\u00e3y tham kh\u1ea3o ngay\u00a0c\u00e1ch t\u00ednh ti\u1ec1n s\u1ed1 \u0111\u1ec1 mi\u1ec1n Trung d\u01b0\u1edbi \u0111\u00e2y nh\u00e9. \u0110\u1eb7c bi\u1ec7t h\u01a1n, c\u00f2n c\u00f3 nh\u1eefng c\u00e1ch \u0111\u00e1nh l\u00f4 t\u01b0\u01a1ng \u0111\u1ed1i hi\u1ec7u qu\u1ea3 cho c\u00e1c b\u1ea1n. Tham kh\u1ea3o c\u00e1ch t\u00ednh ti\u1ec1n s\u1ed1 \u0111\u1ec1 mi\u1ec1n Trung
\nC\u00e1ch t\u00ednh ti\u1ec1n s\u1ed1 \u0111\u1ec1 mi\u1ec1n Trung theo nh\u00e0 c\u00e1i
\nV\u1ec1 c\u00e1ch t\u00ednh ti\u1ec1n \u0103n s\u1ed1 \u0111\u1ec1 mi\u1ec1n Trung th\u00ec t\u1ec9 l\u1ec7 \u0103n \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i c\u1ee7a nh\u00e0 c\u00e1i hi\u1ec7n nay l\u00e0 0.8 \u0103n 75, 1 \u0111i\u1ec3m l\u00e0 8.000vn\u0111.<\/p>\n
\tC\u00e1ch t\u00ednh ti\u1ec1n \u0103n bao l\u00f4 2 \u0111\u00e0i (18 gi\u1ea3i\/ \u0111\u00e0i): 1 \u0111i\u1ec3m \u0103n 75, 1 \u0111i\u1ec3ms\u1ebd t\u1eeb 14.400 \u2013 15.000vn\u0111.
\n \tC\u00e1ch t\u00ednh ti\u1ec1n x\u1ec9u ch\u1ee7 \u0111\u1ea7u, ch\u1ee7 \u0111u\u00f4i \u0111\u1ec1u l\u00e0: 1 \u0111i\u1ec3m \u0103n 650.000vn\u0111, 1 \u0111i\u1ec3m l\u00e0 8.000vn\u0111.
\n \tC\u00e1ch t\u00ednh ti\u1ec1n bao l\u00f4 3 \u0111\u00e0i (17 gi\u1ea3i): 1 \u0111i\u1ec3m \u0103n 650.000vn\u0111, 1 \u0111i\u1ec3m t\u1ed1i thi\u1ec3u l\u00e0 13.600vn\u0111.<\/p>\n
V\u1ec1 c\u00e1ch t\u00ednh ti\u1ec1n \u0103n l\u00f4 xi\u00ean theo nh\u00e0 c\u00e1i<\/p>\n
\tXi\u00ean 2: 1 \u0111i\u1ec3m \u0103n 650.000vn\u0111, 1 \u0111i\u1ec3m l\u00e0 28.8000vn\u0111.
\n \tXi\u00ean 3: 1 \u0111i\u1ec3m \u0103n 3.500.000vn\u0111, 1 \u0111i\u1ec3m = 43.200vn\u0111.
\n \tXi\u00ean 4: 1 \u0111i\u1ec3m \u0103n 10.000.000vn\u0111, 1 \u0111i\u1ec3m = 57.600vn\u0111.<\/p>\n
Ngo\u00e0i ra, c\u00f2n c\u00f3 l\u00f4 xi\u00ean tr\u01b0\u1ee3t \u1edf m\u1ed9t s\u1ed1 n\u01a1i c\u00f3 t\u1ec9 l\u1ec7 \u0103n l\u00f4 t\u00f9y theo quy \u0111\u1ecbnh t\u1ea1i n\u01a1i \u0111\u00f3.
\nC\u00e1ch t\u00ednh ti\u1ec1n x\u1ed5 s\u1ed1 l\u00f4 t\u00f4 mi\u1ec1n Trung theo c\u00f4ng ty XSKT
\nTh\u00eam v\u00e0o \u0111\u00f3 l\u00e0 m\u1ed9t s\u1ed1 c\u00e1ch t\u00ednh ti\u1ec1n l\u00f4 \u0111\u1ec1 mi\u1ec1n Trung kh\u00e1c, m\u1eddi b\u1ea1n tham kh\u1ea3o d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n.
\nC\u00e1ch t\u00ednh ti\u1ec1n l\u00f4 t\u00f4 x\u1ed5 s\u1ed1 theo c\u00f4ng ty XSKT
\nM\u1ec7nh gi\u00e1 v\u00e9 x\u1ed5 s\u1ed1 l\u00f4 t\u00f4 l\u00e0 2.000vn\u0111, 5.000vn\u0111, 10.000vn\u0111, 20.000vn\u0111 v\u00e0 50.000vn\u0111.<\/p>\n
C\u00e1c v\u00e9 s\u1ed1 n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh theo t\u1eebng t\u1ec9nh th\u00e0nh, k\u1ebft qu\u1ea3 tr\u00fang s\u1ebd \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh theo m\u1ed9t trong s\u1ed1 c\u00e1c t\u1ec9nh m\u1edf th\u01b0\u1edfng trong ng\u00e0y v\u00e0 \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o t\u1ea1i \u0111i\u1ec3m b\u00e1n v\u00e9.
\nC\u00e1ch t\u00ednh ti\u1ec1n \u0103n l\u00f4 2 s\u1ed1 mi\u1ec1n Trung
\nX\u1ed5 s\u1ed1 l\u00f4 t\u00f4 2 s\u1ed1 \u0111\u1ea7u v\u00e0 2 s\u1ed1 \u0111u\u00f4i \u0111\u1ec1u g\u1ea5p t\u1eeb 60 l\u1ea7n m\u1ec7nh gi\u00e1 v\u00e9 mua.<\/p>\n
X\u1ed5 s\u1ed1 l\u00f4 t\u00f4 2 s\u1ed1 lo\u1ea1i 2 l\u00f4: g\u1ea5p t\u1eeb 30 l\u1ea7n m\u1ec7nh gi\u00e1 v\u00e9 mua.<\/p>\n
X\u1ed5 s\u1ed1 l\u00f4 t\u00f4 2 s\u1ed1 18 gi\u1ea3i: g\u1ea5p 3,3 l\u1ea7n m\u1ec7nh gi\u00e1 v\u00e9 mua
\nC\u00e1ch t\u00ednh ti\u1ec1n \u0103n l\u00f4 3 s\u1ed1 mi\u1ec1n Trung
\nX\u1ed5 s\u1ed1 l\u00f4 t\u00f4 3 s\u1ed1 \u0111\u1ea7u v\u00e0 3 s\u1ed1 \u0111u\u00f4i \u0111\u1ec1u g\u1ea5p t\u1eeb 600 l\u1ea7n m\u1ec7nh gi\u00e1 v\u00e9 mua.<\/p>\n
X\u1ed5 s\u1ed1 l\u00f4 t\u00f4 3 s\u1ed1 lo\u1ea1i 2 s\u1ed1: g\u1ea5p t\u1eeb 300 l\u1ea7n m\u1ec7nh gi\u00e1 v\u00e9 mua.<\/p>\n
X\u1ed5 s\u1ed1 l\u00f4 t\u00f4 3 s\u1ed1 lo\u1ea1i 17 l\u00f4: g\u1ea5p 35,3 l\u1ea7n m\u1ec7nh gi\u00e1 v\u00e9 mua
\nC\u00e1c c\u00e1ch \u0111\u00e1nh l\u00f4 mi\u1ec1n Trung d\u1ec5 tr\u00fang
\nD\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1\u00a0c\u00e1ch \u0111\u00e1nh l\u00f4 mi\u1ec1n Trung\u00a0r\u1ea5t h\u1eefu hi\u1ec7u m\u00e0 ch\u00fang t\u00f4i mu\u1ed1n chia s\u1ebb v\u1edbi c\u00e1c b\u1ea1n.
\nT\u00ednh theo ki\u1ec3u l\u00f4 r\u01a1i
\nL\u00e0 l\u1ea5y l\u00f4 c\u1ee7a ng\u00e0y h\u00f4m tr\u01b0\u1edbc \u0111\u1ec3 l\u00e0m c\u1ea7u nu\u00f4i cho nh\u1eefng ng\u00e0y ti\u1ebfp theo. C\u00e1ch n\u00e0y ch\u1ec9 s\u1eed d\u1ee5ng khi b\u1ea1n th\u1ea5y con l\u00f4 c\u1ee7a ng\u00e0y h\u00f4m qua l\u1ea1i xu\u1ea5t hi\u1ec7n t\u1ea1i v\u1ecb tr\u00ed c\u1ee7a n\u00f3 ng\u00e0y h\u00f4m tr\u01b0\u1edbc. Khi c\u1ea7u n\u00e0y xu\u1ea5t hi\u1ec7n th\u00ec \u0111\u00e1nh trong 5 ng\u00e0y ti\u1ebfp s\u1ebd ra.<\/p>\n
T\u1ea7n su\u1ea5t c\u1ee7a l\u00f4 r\u01a1i t\u1eeb \u0111\u1ec1 th\u01b0\u1eddng ph\u01b0\u01a1ng ph\u00e1p nhau l\u00e0 4 \u0111\u1ebfn 6 ng\u00e0y. Khi soi c\u1ea7u b\u1eb1ng c\u1ea7u \u0111\u1ec1 th\u00ec nh\u1eefng \u0111\u1ec1 v\u1ec1 \u0111\u1ea7u 9 t\u1ec9 l\u1ec7 tr\u00fang l\u00ean t\u1edbi 90% v\u00e0 th\u01b0\u1eddng r\u01a1i v\u00e0o 2 ng\u00e0y sau.<\/p>\n
Ngo\u00e0i ra nh\u1eefng c\u1ea7u \u0111\u1ec1 nh\u01b0 0, 2, 8 c\u0169ng c\u00f3 t\u1ec9 l\u1ec7 v\u1ec1 cao h\u01a1n so v\u1edbi c\u1ea7u kh\u00e1c.<\/p>\n
V\u00ed d\u1ee5:\u00a0Ng\u00e0y 2\/7\/2024, KQXSMT v\u1ec1 l\u00e0: Kh\u00e1nh H\u00f2a 87, Kon Tum 29. Ng\u00e0y 7\/7\/2024 ta c\u00f3 l\u00f4 Ninh Thu\u1eadn v\u1ec1 87 (2 nh\u00e1y). Ng\u00e0y 4\/7\/2024, ta c\u00f3 \u0111\u1ec1 Qu\u1ea3ng Nam v\u1ec1 99, ng\u00e0y 9\/7 l\u00f4 B\u00ecnh \u0110\u1ecbnh v\u1ec1 99.
\nT\u00ednh theo c\u1ea7u \u0111\u1ed9ng
\nNgh\u0129a l\u00e0 b\u1ea1n ch\u1ecdn 2 v\u1ecb tr\u00ed kh\u00e1c nhau tr\u00ean b\u1ea3ng k\u1ebft qu\u1ea3 \u0111\u1ec3 gh\u00e9p l\u1ea1i th\u00e0nh b\u1ed9 c\u1ea7u \u0111\u00e1nh h\u00e0ng ng\u00e0y. C\u1ea7u n\u00e0y \u0111\u00e1nh theo chu k\u1ef3 n\u00ean c\u1ea7n thay \u0111\u1ed5i v\u1ecb tr\u00ed th\u01b0\u1eddng xuy\u00ean.<\/p>\n
V\u1edbi c\u1ea7u n\u00e0y th\u00ec t\u1ec9 l\u1ec7 \u0111\u1ea7u gi\u1ea3i 7 v\u00e0 \u0111\u00edt gi\u1ea3i 7 gh\u00e9p l\u1ea1i v\u1edbi nhau c\u00f3 t\u1ec9 l\u1ec7 v\u1ec1 cao h\u01a1n, v\u00e0 chu k\u1ef3 \u1ed5n \u0111\u1ecbnh h\u01a1n so v\u1edbi c\u00e1c c\u1ea7u kh\u00e1c.
\nT\u00ednh theo c\u1ea7u h\u00ecnh qu\u1ea3 tr\u00e1m
\nN\u1ebfu b\u1ea1n th\u1ea5y trong b\u1ea3ng k\u1ebft qu\u1ea3 c\u00f3 2 gi\u1ea3i li\u1ec1n nhau xu\u1ea5t hi\u1ec7n d\u1ea1ng N \u2013 MN \u2013 N th\u00ec \u0111\u00e1nh MN \u2013 NM \u0111\u1ec3 l\u00e0m c\u1ea7u l\u00f4 cho ng\u00e0y ti\u1ebfp theo. C\u00e1ch n\u00e0y \u00e1p d\u1ee5ng soi c\u1ea7u mi\u1ec1n Trung \u0111\u1ed1i v\u1edbi c\u00e1c gi\u1ea3i 3 v\u00e0 gi\u1ea3i 4, gi\u1ea3i 5 v\u00e0 gi\u1ea3i 6 v\u1edbi c\u00e1c gi\u1ea3i con li\u1ec1n nhau. Th\u1eddi gian nu\u00f4i c\u1ea7u l\u00e0 2 ng\u00e0y sau khi xu\u1ea5t hi\u1ec7n d\u1ea5u hi\u1ec7u.<\/p>\n
V\u00ed d\u1ee5:\u00a0Trong b\u1ea3ng k\u1ebft qu\u1ea3 h\u00f4m qua th\u1ea5y 3 gi\u1ea3i li\u1ec1n nhau c\u00f3 d\u1ea1ng nh\u01b0 sau: 3377, 4756, 3311. Th\u00ec \u0111\u00e1nh s\u1ed1 33 cho ng\u00e0y ti\u1ebfp theo.
\n\u0110\u00e1nh l\u00f4 k\u00e9p
\nN\u1ebfu th\u1ea5y k\u1ebft qu\u1ea3 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u00e1c t\u1ec9nh mi\u1ec1n trung ra h\u00f4m nay c\u00f3 2 s\u1ed1 \u0111\u1ea7u l\u00e0 k\u00e9p th\u00ec nu\u00f4i \u0111\u00e0n \u0111\u1ec1 k\u00e9p mi\u1ec1n trung trong 5 ng\u00e0y ti\u1ebfp theo s\u1ebd c\u00f3 t\u1ec9 l\u1ec7 tr\u00fang kh\u00e1 cao.<\/p>\n
Nh\u01b0 v\u1eady l\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 cung c\u1ea5p cho c\u00e1c b\u1ea1n nh\u1eefng th\u00f4ng tin c\u1ee5 th\u1ec3 v\u1ec1 c\u00e1ch t\u00ednh ti\u1ec1n v\u00e0 ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4\u00a0s\u1ed1 \u0111\u1ec1 mi\u1ec1n Trung\u00a0r\u1ea5t h\u1eefu \u00edch. Vi\u1ec7c c\u00f2n l\u1ea1i c\u1ee7a c\u00e1c tay ch\u01a1i ch\u1ec9 l\u00e0 \u00e1p d\u1ee5ng m\u1ed9t c\u00e1ch linh ho\u1ea1t \u0111\u1ec3 t\u00ecm ra con s\u1ed1 may m\u1eafn cho m\u00ecnh. Ch\u00fac c\u00e1c b\u1ea1n s\u1ebd th\u00e0nh c\u00f4ng!<\/p>\n
\u00a0 \u00a0\u00a0c\u1ea7u \u0111\u1eb9p b\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p b\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y 100% win<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p song th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p song th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p b\u1ea1ch th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p song th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n \u0111\u1ec1 4 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n \u0111\u1ec1 6 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n \u0111\u1ec1 8 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n \u0111\u1ec1 10 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n l\u00f4 4 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n l\u00f4 6 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n l\u00f4 8 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
soi c\u1ea7u mi\u1ec1n b\u1eafc<\/span><\/h3>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n l\u00f4 xi\u00ean 2 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
c\u1ea7u \u0111\u1eb9p d\u00e0n l\u00f4 xi\u00ean 3 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n l\u00f4 xi\u00ean 4 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n 3 c\u00e0ng 2 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p d\u00e0n l\u00f4 10 s\u1ed1 mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i mi\u1ec1n b\u1eafc<\/a><\/strong><\/p>\n
soi c\u1ea7u mi\u1ec1n\u00a0nam<\/span><\/h3>\n
\u00a0c\u1ea7u \u0111\u1eb9p x\u1ec9u ch\u1ee7 mi\u1ec1n nam\u00a0<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p gi\u1ea3i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p gi\u1ea3i 8 mi\u1ec1n nam<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p bao l\u00f4 mi\u1ec1n nam<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p c\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p song th\u1ee7 l\u00f4 mi\u1ec1n nam<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n nam<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p l\u00f4 3 s\u1ed1 mi\u1ec1n nam chu\u1ea9n<\/a><\/strong><\/p>\n
soi c\u1ea7u mi\u1ec1n\u00a0trung<\/span><\/h3>\n
\u00a0c\u1ea7u \u0111\u1eb9p x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p gi\u1ea3i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/a><\/strong><\/p>\n
c\u1ea7u \u0111\u1eb9p gi\u1ea3i 8 mi\u1ec1n trung<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p bao l\u00f4 mi\u1ec1n trung<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p c\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p song th\u1ee7 l\u00f4 mi\u1ec1n trung<\/a><\/strong><\/p>\n
\u00a0c\u1ea7u \u0111\u1eb9p \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n trung<\/a><\/strong><\/p>\n