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本帖最后由 真龍虎王 于 2010-5-25 09:00 编辑 U3 f8 Y; Z" c) ~9 H- x& ~' F
|# P+ W5 H1 l2 x9 G求各位高手一同解决问题谢谢
3 T1 }5 Q) ?3 H$ l) x- y, v0 G- \; L0 Q4 ?, t! V! ~
原题目:看楼下(2#)
& `# h0 h) q. V3 J( C( w程序:
' j' p# n( x" p; @clear all
' h, \- m f. i* P* Cclc
% m, }% |' @' }; t2 QInfo = [! H. ~- ]7 ~; q* D
1 0 1 1
r0 g* G# v3 ~# Y7 C4 N' x$ D 2 1 2 1$ y3 [1 n3 m1 U5 Q: ^7 k
3 2 3 2
7 F1 j% m, g% h3 k 4 2 4 3];
# K% F7 O) I7 A# k# m+ l6 mCmd = [1 e1 Q! j; |8 e" b' \1 U
1001
9 v! G% p" H z! L, c 1002
5 F; m: \+ H) u L# z! p+ \ L 1003
0 d' H/ I$ S9 [. L: Q2 J$ h 2001# M9 W' V1 |1 i% M% U* K
20030 }) f h: o$ q- p3 E# E
3001& ]5 P7 \9 y8 F9 f4 D. s
3003
. N7 O% P/ X, \- p, N7 ^ 4001/ u3 o! q' M9 s1 u Y( V
];" O; {( F$ M( D6 F# ]
c1 = floor(Cmd/1000); % 千位数) ^3 w: V8 d4 F$ N( j) e
c2 = mod(Cmd,10); % 个位数
' j5 O' _: v/ R2 _9 VABC = [3,2,1]; % ABC的代码值3 d& J' i F. R
for k = 1: size(Info,1)
+ ~" o2 ]4 O: @: t4 t lacks = setdiff([1,2,3],c2(c1 == k)); % 缺少的数字" ^* T0 h6 Z4 h. q3 i
X = ABC(Info(k,4))*ones(3,3);
; H: ^6 ?; p4 i' h6 H, ^* Y5 V) ~ if ~isempty(lacks)
. G: P0 i) ?6 Z+ j Y2 ?2 ~ for n = 1:length(lacks)
5 {) Y: J" ~6 u0 p0 G( x% n+ p( @ X(lacks(n),:) = 0;
! U* o# w+ ?7 L; |7 h X(:,lacks(n)) = 0;4 Z Z8 i( C6 t" W
end8 b3 _1 \1 r( R' u7 c4 e5 H
end
* O$ U f- B" x0 } Yk{k} = X
9 J3 w) ]/ Q, ?/ o5 f2 V; m2 j, hend
# o' j! O1 h3 U4 M6 o9 f% o7 kfor k = 1: size(Info,1)
( R* S0 @1 X0 C6 x9 C2 S for kk = 1:size(Info,1)
: c6 \$ O1 v0 W+ X! d2 K if k ~= kk && Info(kk,2) == Info(k,3) % 起点 = 终点( e& J, k3 k* q) F6 ^6 n _
Yk{k} = Yk{k} + Yk{kk};) @/ h/ @0 H F% V
end& q- J) ^$ f! V! J3 }" ^6 ?- a
end
4 ?: e' v$ [1 e, G n; y' aend
+ ]' i# J" A% ~2 f4 W9 N& UY = blkdiag(Yk{:})
% H8 o1 k o/ T' l& c%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%# v' {* x5 c: N7 g
新题目2 s3 K8 {3 c* o
(1)A变0
6 j9 h* |( Y( q, G; z7 b所以程序6 ^7 D" f, \. [. U) F0 I- C0 q
ABC = [3,2,1]; 变 ABC = [0,2,1]; 即可
8 w! ^' n. z" n s8 ^最后
0 \$ t, b6 [; E& [- KY=[0 0 0 0 0 0 0 0 0 0 0 0 - C7 c. @+ [& j# g* c5 t( d
0 0 0 0 0 0 0 0 0 0 0 0
" f- Y* x: a% Y0 O+ t9 N# x/ { X 0 0 0 0 0 0 0 0 0 0 0 0
% F; q+ L7 O" f" B1 d6 S 0 0 0 3 0 2 0 0 0 0 0 0 / E7 X5 z1 }# G& E* P9 C
0 0 0 0 0 0 0 0 0 0 0 0
t" R1 p7 f7 J) Z+ j" m1 n 0 0 0 2 0 2 0 0 0 0 0 0 3 G( x2 X; m" e# Y: S. e5 h
0 0 0 0 0 0 2 0 2 0 0 0
: H# Z: Y" c% ]" a1 P 0 0 0 0 0 0 0 0 0 0 0 0
2 m- F+ X. f; S 0 0 0 0 0 0 2 0 2 0 0 0& j+ ?1 {' `) {
0 0 0 0 0 0 0 0 0 1 0 0 " ^! D- c; }2 U$ J0 L+ v# D
0 0 0 0 0 0 0 0 0 0 0 0, m7 A0 D( O2 j$ ~. Q9 R- ^0 _* ?
0 0 0 0 0 0 0 0 0 0 0 0
* \/ K3 E( C% |(2) 原本缺的项要再删掉
- ^" ]5 `( ]" h' oY=[ 0 0 0 0 0 0 0 0 0 0 0 0 $ b( L: b7 ~) e
0 0 0 0 0 0 0 0 0 0 0 0
0 l- t. _# |9 v+ R+ @ 0 0 0 0 0 0 0 0 0 0 0 0 4 w& n* U/ v- G3 Y
0 0 0 3 0 2 0 0 0 0 0 0 ) ^2 ]6 o O- A& I! H, d; q
0 0 0 0 0 0 0 0 0 0 0 0
5 }! y- x9 k" w+ F8 F 0 0 0 2 0 2 0 0 0 0 0 0 * e. Z- T* X+ F- V0 l. ?4 b
0 0 0 0 0 0 2 0 2 0 0 0 / G8 Q% V4 g" w' c( |* H' e
0 0 0 0 0 0 0 0 0 0 0 0 3 u8 ^& @! O4 \5 `8 o
0 0 0 0 0 0 2 0 2 0 0 0
4 L& ?5 L5 [2 B, V! K 0 0 0 0 0 0 0 0 0 1 0 0 . X$ a. y* K* ?
0 0 0 0 0 0 0 0 0 0 0 0' y0 {* J& z* n- \
0 0 0 0 0 0 0 0 0 0 0 0 ' @- l* |' |1 t! g' y- P* C+ [4 `
最后
2 l! k: w4 J! L J1 m5 yY=[ 0 0 0 0 0 0 0 0
: g }. _ G) j* b% w! S 0 0 0 0 0 0 0 0 - }) ?2 o. Q# ~0 T
0 0 0 0 0 0 0 0 ; K' E0 r" G# e! O5 A% p6 p9 \
0 0 0 3 2 0 0 0 " Q. ?1 `! u6 G1 `% I$ }2 g. e
0 0 0 2 2 0 0 0
* \' a7 T7 Y1 U* f2 i 0 0 0 0 0 2 2 0
( l1 ^% W& F5 p 0 0 0 0 0 2 2 0 ( q5 Q- ~$ z4 Y$ r' I- p: w# L2 M4 Q
0 0 0 0 0 0 0 1
6 h' B* K' p* d4 |3 P6 ^' z
$ J2 j0 a/ C; ~; }& J, ?4 Y- I3 y原本想改- C4 p$ H0 _1 Q$ S% D( y
X(lacks(n),:) = 0;
5 x9 m1 _+ l- c: F3 e X(:,lacks(n)) = 0;
: z' g# T( S3 W0 g变2 Y9 R# O4 C! M. U! z* u2 [) z
X(lacks(n),:) = [];
, f- f) N: i) {, t X(:,lacks(n)) = [];( i) P: U' f' |8 t$ v3 e. k+ m
# g3 z l, x6 R7 e& O/ o* D
却失败
0 Y, V1 O9 ~ ~在此求帮改出Y |