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本帖最后由 真龍虎王 于 2010-5-25 09:00 编辑 4 S! D% l9 ?% G0 L& O! m/ D8 z; Q% L
9 ?8 K- u9 }4 X$ }& E求各位高手一同解决问题谢谢
- a( U* h& ]/ u" Z$ p* _6 a" V5 [" J8 z6 @5 B5 o
原题目:看楼下(2#)- v, ]! {, z, ~0 p' _: {+ v
程序:
( T) q/ a: P$ C- l9 oclear all
9 e5 U6 r+ l/ ]4 r% mclc
1 f6 |% ?! I" ~; rInfo = [
/ N; @& V6 R2 R* A% L1 k 1 0 1 1
. ?; m- G( _! g4 t* ~ 2 1 2 1
( `! F" n: S* J2 E- d: p! P3 f 3 2 3 2
% Q% ^1 g! @% @ 4 2 4 3];2 F" O/ `& @1 q1 D% ?% ]- v8 f
Cmd = [
+ |& V- @. z/ S7 j6 c/ C 10013 v, \: \# C' t
1002- C. i+ \2 T& U' |, H" j1 e
10033 }8 h( T, E: c. t/ ?- [) q; g
2001
& H9 q; s# x1 ~) H: F5 b 2003 a1 {' S: ]7 y1 y
3001
1 F6 F) E. I$ H) P6 Y0 i 3003
/ v+ d5 \ u9 X; D5 J 4001# Q) b& g# q9 a3 S R: v m
];- Z$ q1 K+ R! A3 l: b# |8 L2 N
c1 = floor(Cmd/1000); % 千位数% J9 r+ P" h' b& D- G2 N* l7 b
c2 = mod(Cmd,10); % 个位数1 j! b+ p; b0 D/ A6 c( y. o# ~- f
ABC = [3,2,1]; % ABC的代码值' q W$ G* I) ]4 _0 @1 q" m+ U5 j
for k = 1: size(Info,1)
0 h! d# y/ S* T9 K/ [8 b. Y1 t lacks = setdiff([1,2,3],c2(c1 == k)); % 缺少的数字
3 p9 n. C. I5 J9 j L& C X = ABC(Info(k,4))*ones(3,3);- y0 m3 e' t7 l' y O
if ~isempty(lacks)( K& A% R. l% N0 W9 r; y
for n = 1:length(lacks) C' T8 s8 _- B9 [) U
X(lacks(n),:) = 0;! B( f4 H# e( Y0 ~0 p# i9 y# H
X(:,lacks(n)) = 0;# e- i7 t; U; T! O4 {
end
S9 A" O( p9 ^1 N" V1 @; j end4 L Q+ |: g, }8 ~
Yk{k} = X
Q' m1 ^* `: t! J. r1 E! Iend
, f$ a( ~3 F6 u @% ?for k = 1: size(Info,1)
- j2 U' r$ z1 H# a. z6 V. c1 Y for kk = 1:size(Info,1)* q/ a. ~# c( x4 @7 p( \
if k ~= kk && Info(kk,2) == Info(k,3) % 起点 = 终点
( F. J8 z( u9 U. G( q2 R. q Yk{k} = Yk{k} + Yk{kk};
" I8 M3 M. Q$ B end
. p& b6 w" s" b$ h, S! I% O# ^ end8 K, \; @$ F3 }, h" B. V! ]
end
* v- e7 s! k# {0 n0 E/ b M0 bY = blkdiag(Yk{:})
. X& |! m, |& C% h% Z' r' J1 `2 I' I%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%0 X3 T6 x1 n8 e5 X5 x
新题目, r/ `; ?6 M q* Z d ^, [+ {! m4 ~
(1)A变0
$ k% W+ e# D, h7 I3 Z! e# Y所以程序
/ A2 Z$ W* g V0 G; rABC = [3,2,1]; 变 ABC = [0,2,1]; 即可
7 |& L) A9 N, t/ S9 C最后$ E4 s+ C- [+ t2 y0 F: `. c. f
Y=[0 0 0 0 0 0 0 0 0 0 0 0
& ]/ F) W( e1 I0 I' D 0 0 0 0 0 0 0 0 0 0 0 0 9 i5 Z6 j+ s6 A0 O- ?/ t6 M
0 0 0 0 0 0 0 0 0 0 0 0 9 T& D d. V5 y* T. m
0 0 0 3 0 2 0 0 0 0 0 0
; {2 H' P1 f# b$ ~. G$ b" Z7 a 0 0 0 0 0 0 0 0 0 0 0 0 : \4 ~' z- R. x; y( x
0 0 0 2 0 2 0 0 0 0 0 0
) |' ]8 p- t+ u+ V7 a& z 0 0 0 0 0 0 2 0 2 0 0 0
. W# v8 L9 m' ?8 C& k" U 0 0 0 0 0 0 0 0 0 0 0 0
- y: f* w7 z1 Y. b 0 0 0 0 0 0 2 0 2 0 0 06 Q- x3 d i+ K) s4 y5 \/ ~7 H
0 0 0 0 0 0 0 0 0 1 0 0 4 k) r+ F* X, }3 h# X5 X |
0 0 0 0 0 0 0 0 0 0 0 08 D3 K, s L m J- A
0 0 0 0 0 0 0 0 0 0 0 0
# B0 T$ m( ]0 ]0 I(2) 原本缺的项要再删掉9 m& z" |3 S, f
Y=[ 0 0 0 0 0 0 0 0 0 0 0 0 # `1 Z8 O' o! T
0 0 0 0 0 0 0 0 0 0 0 0 5 F. ~1 c, R- ^( Q1 F1 l# L% z
0 0 0 0 0 0 0 0 0 0 0 0
/ z) T1 y$ Q1 ~' }# ~ 0 0 0 3 0 2 0 0 0 0 0 0 - T3 l2 W# O& f0 D: V% ^& t# [
0 0 0 0 0 0 0 0 0 0 0 0 9 H; \ u8 v& \8 g- u$ _
0 0 0 2 0 2 0 0 0 0 0 0 1 p* N: ^3 A) f4 s, V7 M
0 0 0 0 0 0 2 0 2 0 0 0 - L$ O5 A2 e* e$ ^
0 0 0 0 0 0 0 0 0 0 0 0 & O2 a3 j$ S$ _! g# ?; }+ c1 w
0 0 0 0 0 0 2 0 2 0 0 0
5 }* u, o' t. C5 X/ I0 |( E4 r 0 0 0 0 0 0 0 0 0 1 0 0 5 v8 E% K0 G' I, R! |1 `% m2 U
0 0 0 0 0 0 0 0 0 0 0 0
2 X* } u* s3 z; ?0 t4 N) U 0 0 0 0 0 0 0 0 0 0 0 0 : f- D0 D% z5 y6 l# v3 c
最后+ e4 s4 k- [) d; ]8 w; w
Y=[ 0 0 0 0 0 0 0 0
5 c; Z! f6 {$ ?" a/ ?! G, v 0 0 0 0 0 0 0 0 8 `4 h z5 A ?8 k9 Q; u
0 0 0 0 0 0 0 0
9 N* f( k' J! s% V 0 0 0 3 2 0 0 0
- L( @" A# k0 J: Z' O; { 0 0 0 2 2 0 0 0
6 _! N5 R( m' {. a, p 0 0 0 0 0 2 2 0
: s. }1 @; e# j: P( G. A5 B5 ~! g 0 0 0 0 0 2 2 0
7 w& X# P5 y; u- M, `- t3 t5 t/ J ~ 0 0 0 0 0 0 0 1
8 ~/ v9 f' }! q" p: E) o# ~, w( s
, j* k& }1 F2 R/ }/ R原本想改7 O: h2 {, I3 F$ k4 V6 _
X(lacks(n),:) = 0;
- v" k4 a7 d' l$ ^3 x X(:,lacks(n)) = 0;
* h0 l6 `: X4 @变$ e9 H1 w: u2 a/ D& P+ c7 e3 O
X(lacks(n),:) = [];/ I6 s, m$ b F6 v# u
X(:,lacks(n)) = [];# _: E# W% J- L) O: ?4 u! U
: `, [5 ]4 u; y) A5 y" [5 A却失败. o+ z. @: i; @$ a
在此求帮改出Y |