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本帖最后由 真龍虎王 于 2010-5-25 09:00 编辑
4 z) a8 f4 u5 v' V! z
9 H) x% N8 f# g j+ l求各位高手一同解决问题谢谢
2 ?' v4 K1 z, V; c+ K
: M% G, Y" B/ W原题目:看楼下(2#)& ?5 x- i% b7 ~4 I
程序:
- C4 I% l% T" i# u3 E( [4 P: yclear all
3 e6 r" h; t, I) R' I9 C0 Dclc8 |' U1 w( R2 I' }2 e
Info = [
% R, {% h) z# C: s+ G4 e 1 0 1 1- d# G: h2 @3 g) K& Q; v' c/ n( B! ~
2 1 2 1
/ N; l& V1 |" G$ m0 c6 A. M 3 2 3 2. O' O+ p1 T/ E- `% Z5 M
4 2 4 3];! ]7 \$ m8 K* h% F {, U
Cmd = [$ D( v, M8 S2 g/ j0 X
10019 y; I3 @, v& V$ ^ O
1002
8 a$ v" y2 x1 \+ }' P. d- H 1003( @% r8 q& r% O# R
2001
& g6 f/ C8 x9 b& U8 d, E 2003
0 j! p% ?% n' _- M1 U! | 30017 d# F% g- z Y, v! D
3003
l& f; w' c3 Q# G; ^: O 4001/ X2 L# t" l: A/ p: Y
];* J0 p# |7 J5 I4 q
c1 = floor(Cmd/1000); % 千位数
5 p/ F* d; e* X+ k# |c2 = mod(Cmd,10); % 个位数
1 |% K5 \% R8 FABC = [3,2,1]; % ABC的代码值+ S, i5 j7 ^# Z# c
for k = 1: size(Info,1)0 J' z+ e; x+ L
lacks = setdiff([1,2,3],c2(c1 == k)); % 缺少的数字 w$ U4 \$ ^! _
X = ABC(Info(k,4))*ones(3,3);
1 k4 l( l0 p( T& V if ~isempty(lacks)$ U) T4 D# q3 k9 l
for n = 1:length(lacks)
7 V' s* k# @( F0 ?: W X(lacks(n),:) = 0;
( B g+ @; H" v1 U8 Y, b0 x9 p5 b; k X(:,lacks(n)) = 0;
' @$ q. h% j' m G) @% ?, z; a end) j. g; Z! Q1 t- y1 s
end
' t' D: z- \0 s( `6 N/ @( s; }2 { Yk{k} = X }1 A2 c- C# ^
end
# k$ [9 b& t1 @" A) g+ O! n3 M# zfor k = 1: size(Info,1)( K8 {' Z( M0 F! y* N
for kk = 1:size(Info,1)" s5 d! r' ?$ i$ w
if k ~= kk && Info(kk,2) == Info(k,3) % 起点 = 终点
P0 D& ?5 s9 P* ^1 A) M L" D4 u Yk{k} = Yk{k} + Yk{kk};
- g6 Z+ h* w! l5 p4 o: k( D end6 ^# g2 x% K" u1 V& ~- l7 i
end
: V3 _' S- G9 `4 D$ j- e% r$ L6 Xend
# C2 V! G d2 b7 o) ~/ {Y = blkdiag(Yk{:})
& [+ `+ G8 |* F% U+ M6 k) w* F%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%# D J% X" ^3 h- R- a
新题目
* m4 Z, J, G: T8 w; b0 @" a(1)A变0
|/ d G3 \( {1 o所以程序
! c! c) d' i' R/ P9 E7 b9 eABC = [3,2,1]; 变 ABC = [0,2,1]; 即可 + \0 k( o" |+ l& l/ e2 L
最后
& _9 p4 D) B9 T! y. ^ JY=[0 0 0 0 0 0 0 0 0 0 0 0 # E0 O2 |+ w( T8 H/ h! k# [/ |
0 0 0 0 0 0 0 0 0 0 0 0
2 i- g! s* o9 Z3 z$ h, s2 | 0 0 0 0 0 0 0 0 0 0 0 0
, c0 A/ K$ w7 E* S: n- E3 O 0 0 0 3 0 2 0 0 0 0 0 0 # z( {9 g( M0 E2 ~3 l c
0 0 0 0 0 0 0 0 0 0 0 0
/ \7 D9 o* S) q: y9 J 0 0 0 2 0 2 0 0 0 0 0 0 ! D. \! ~! V7 I3 Q2 G9 O2 H
0 0 0 0 0 0 2 0 2 0 0 0
* F# o* X# ^4 ~, q, _; Q 0 0 0 0 0 0 0 0 0 0 0 0
) [0 y- q2 C. M% P* K$ N 0 0 0 0 0 0 2 0 2 0 0 0
* t& b, ^$ h. u 0 0 0 0 0 0 0 0 0 1 0 0 / m% r3 A, Y4 u8 s- t
0 0 0 0 0 0 0 0 0 0 0 0% Y. h7 y; D1 Y3 r+ ]' q, _1 H
0 0 0 0 0 0 0 0 0 0 0 0 4 |' y1 r% u! `- a. m
(2) 原本缺的项要再删掉/ w9 U: K1 r6 o$ L' E9 j
Y=[ 0 0 0 0 0 0 0 0 0 0 0 0
8 K" a, }! n; z3 D 0 0 0 0 0 0 0 0 0 0 0 0
$ n: O: b3 o4 @6 N4 h& b 0 0 0 0 0 0 0 0 0 0 0 0 5 n2 Z# Q- K% v4 E
0 0 0 3 0 2 0 0 0 0 0 0 6 _* F' a% J- H: \
0 0 0 0 0 0 0 0 0 0 0 0 5 O) K5 e1 p, r9 b! z) t
0 0 0 2 0 2 0 0 0 0 0 0
: Y0 z/ J8 o5 |& H! D3 f+ Y 0 0 0 0 0 0 2 0 2 0 0 0 2 w4 f# ?5 e" W' p0 l& ]# F) r
0 0 0 0 0 0 0 0 0 0 0 0
! p6 q: v7 d0 x, G& _ 0 0 0 0 0 0 2 0 2 0 0 0
# Y! x7 H5 [4 K' u, s* J: w3 V 0 0 0 0 0 0 0 0 0 1 0 0 2 `* K# w5 x# |9 \- b3 {' I' F
0 0 0 0 0 0 0 0 0 0 0 0/ z. o9 Q9 K* D1 S- P! t& G
0 0 0 0 0 0 0 0 0 0 0 0
2 U1 S- _# L1 m' S4 l最后
2 Q* ~/ L! Q( N! c2 ^Y=[ 0 0 0 0 0 0 0 0
J+ @6 r' E7 X+ U1 d" Q1 G 0 0 0 0 0 0 0 0 / W _9 d, a9 E# ?9 z n) y
0 0 0 0 0 0 0 0 % A5 F: }3 o4 e& x) v# h/ H
0 0 0 3 2 0 0 0
2 z- U+ {' ^1 @ 0 0 0 2 2 0 0 0
1 v" B. V" X3 c J 0 0 0 0 0 2 2 0
/ w+ i% p4 @+ }- e. r* u& i 0 0 0 0 0 2 2 0 2 H0 S; w( C6 v; G/ a
0 0 0 0 0 0 0 1 # [& m5 g3 U2 w9 n \- K
7 D; i( w7 p5 c, K5 [4 K$ z
原本想改
, W. t6 Z$ P, R9 t C- D+ w X(lacks(n),:) = 0;
0 N7 ]$ b& _" Y X(:,lacks(n)) = 0;
) r5 P5 I- N$ u1 b变
2 q# [. Y5 U! T! d7 O; s5 R+ v X(lacks(n),:) = [];, Z) L. R# [. O3 W
X(:,lacks(n)) = [];" f% b4 X, H/ E, [1 z
5 l( u9 e5 ?% n4 ]" t却失败
& F( {2 p0 ?/ j R+ Y在此求帮改出Y |