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升级   17% TA的每日心情 | 开心 2013-3-7 15:34 |
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签到天数: 1 天 [LV.1]初来乍到
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14#
发表于 2009-8-27 02:00
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写了个非常简单的模型, 但是模型运行出错, 没能找出原因.
/ q% E" P3 N/ l6 c7 X0 v错误提示是没有可行解.- MODEL:/ Q4 A* M5 n E/ M* A
- SETS:' _* O$ ~* _1 N; K
- ROW/0,1,2,3,4,5,6/;
& F& ^2 j# X& J! K: c# P - COL/0,1,2,3,4,5,6/;
& D, c. l8 y- [0 ?0 R% g# C - POINT(ROW,COL):lv1,lv2,lv3,lv4;
\" H C, l: I. F& L5 ^: g- I - ENDSETS
0 ?; m4 A# o' q( L( r5 M. k' S - DATA:
5 `/ z4 ~# d# y) E - lv1 =
; B5 ~. s+ ?9 S5 J; @( w - 0,0,0,0,0,0,0,
' `7 { N7 }+ J - 0, , , , , ,0,
6 i4 Y0 S; h n3 s5 G# q - 0, , , , , ,0,, |+ }0 P% k0 c' s- q1 q
- 0, , , , , ,0,
! p* E% T- F% w - 0, , , , , ,0,$ w4 K. n! q3 Q; k
- 0, , , , , ,0,\" v# x# V1 g0 V+ m
- 0,0,0,0,0,0,0;
0 k0 T( t5 h\" R - lv2 =
- L3 j6 u* p: E! V - 0,0,0,0,0,0,0,3 M7 @9 h1 P S4 H& }% S! p5 g
- 0, , , , , ,0, y3 O: s# A& G% o; M
- 0, , , , , ,0,- ]3 C: c) ?3 V y4 V; p8 _
- 0, , , , , ,0,% w2 I) d# T! ]% u\" C& \
- 0, , , , , ,0,
; M3 m4 z4 h* t8 E3 A* f# ]# V - 0, , , , , ,0,+ V# ^' K! K\" o$ I* s: a! v
- 0,0,0,0,0,0,0;
' P& f1 q0 Y\" T5 L% y; e f- S0 n! [ - lv3 = $ a5 h\" ?5 i% z8 n6 H
- 0,0,0,0,0,0,0,! F6 t0 U) y d) I# ^$ j+ U
- 0, , , , , ,0,
' X1 s' _) j\" ^' m - 0, , , , , ,0,
5 d8 K# e- M n5 Q: ~: _# J - 0, , , , , ,0,
1 L' v% g; w( z4 B% _ H - 0, , , , , ,0,\" S5 ~$ \, F; K2 A
- 0, , , , , ,0,
- n' d) h) S- l - 0,0,0,0,0,0,0;
% v: Y6 u, M! _# z - lv4 = \" a/ g2 G: u' Q1 t
- 0,0,0,0,0,0,0,) Z- K' ^1 c# u
- 0, , , , , ,0,
7 N& K; E& [8 u' c: ~ - 0, , , , , ,0,
9 b( ^' Y9 g) `5 S - 0, , , , , ,0,
7 ?. G$ s$ m4 R' A8 | b* q - 0, , , , , ,0,
- J* M+ \5 a! s. H# c' S1 Z0 h - 0, , , , , ,0,; A6 g, m& T, E9 t: R* Y& {
- 0,0,0,0,0,0,0;
1 w2 w0 A2 k! t, V( i - ENDDATA
$ h) k/ m' b\" T - ! lv1,lv2,lv3,lv4 should be 0-1 variable;2 l$ b, O\" Y1 g3 C0 n
- @FOR(POINT(i,j):@BIN(lv1););
, `$ v, ^+ z\" X( s; S# `7 O/ e N5 n\" d - @FOR(POINT(i,j):@BIN(lv2););4 L. T$ b( k# M8 t/ |; L
- @FOR(POINT(i,j):@BIN(lv3););\" d7 I/ U( q- K\" r
- @FOR(POINT(i,j):@BIN(lv4););
. k. ~$ ^% m; O\" B' E\" I8 ]( U - 7 E5 Z6 D/ j6 `- M& ^
- ! Only ONE building can be placed in one place;
\" M! h u, @! l4 i - @FOR(POINT(i,j)|(i#GT#1)#AND#(i#LT#5)#AND#(j#GT#1)#AND#(j#LT#5):lv1+lv2+lv3+lv4=1);
& C' W+ p6 J) g7 d. T
& P; ?# X' R/ W; \9 v; M- ! @FOR(POINT(i,j)|(lv2#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
\" ?6 b. |7 H. J3 ~ - lv1(i-1,j)+lv1(i+1,j)+lv1(i,j-1)+lv1(i,j+1)>1);
% H# U8 a2 A4 w* C! l7 V - 2 @# m- i9 Y' k8 D; ^' |' a3 ~
- ! @FOR(POINT(i,j)|(lv3#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
* L, c6 k2 B4 _4 m/ T. g - lv1(i-1,j)+lv1(i+1,j)+lv1(i,j-1)+lv1(i,j+1)>1);
. i7 q6 N; ^) p% H\" b - ! @FOR(POINT(i,j)|(lv3#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
; h; x; W. u2 B; s - lv2(i-1,j)+lv2(i+1,j)+lv2(i,j-1)+lv2(i,j+1)>1);. Y0 U) A6 z2 c5 v
- 0 x# ?# t8 D) c& F) Q- x+ G
- ! @FOR(POINT(i,j)|(lv4#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
$ x* O$ O+ s; ?) d( u' d' p - lv1(i-1,j)+lv1(i+1,j)+lv1(i,j-1)+lv1(i,j+1)>1);6 {2 T- ~* r4 E* y
- ! @FOR(POINT(i,j)|(lv4#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
8 w# r( a- x) g6 Z/ F6 N* I; f) b - lv2(i-1,j)+lv2(i+1,j)+lv2(i,j-1)+lv2(i,j+1)>1);
1 ~; z z1 I; T+ D7 M0 H - ! @FOR(POINT(i,j)|(lv4#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):0 |1 T: x1 C, D$ I8 [
- lv3(i-1,j)+lv3(i+1,j)+lv3(i,j-1)+lv3(i,j+1)>1);
8 m$ }9 Y( z# Z - * G% L5 q$ d( U* E4 ^* x* x\" u& m
- MAX = population;
\" k& `& [5 h9 i a+ v/ k - population = @SUM(POINT(i,j):100*lv1+400*lv2+700*lv3+1000*lv4);* R2 g3 X: y8 t& O9 Y/ c3 l
- 2 T+ @9 n- i# }( K c$ t7 O
- INIT:) z1 q A: _# r. t0 A- |6 \
- lv1 =
% A v9 E4 T, V! P, r- Q% a - 0 0 0 0 0 0 0 B9 `9 a( E- `: R2 O5 s
- 0 1 1 1 1 1 0# V$ m& R ]- a
- 0 1 1 1 1 1 0+ ^/ V. E% q m( f8 c8 I
- 0 1 1 1 1 1 0
% T' }# Z\" {7 Z! @ p# L; e - 0 1 1 1 1 1 0
! o- h+ ?/ @7 O) v - 0 1 1 1 1 1 0
9 F; z$ B. m5 s2 q, P, I' G% ~. I - 0 0 0 0 0 0 0;. l! s6 d# \; n% W9 Q1 b, w
- lv2 =
9 y, [$ G% q+ _2 k' X1 a4 N - 0 0 0 0 0 0 0$ `1 h c; }! w8 s6 j& e( `
- 0 1 1 1 1 1 0
5 A+ T/ h1 B1 d/ D$ M1 L- H - 0 1 1 1 1 1 0
5 u9 e+ A4 \6 K9 {+ E - 0 1 1 1 1 1 0+ i. G\" C\" r8 N! a8 z
- 0 1 1 1 1 1 0' Z5 e: ^. P ] k# ~
- 0 1 1 1 1 1 0
, [) Z1 N2 z0 z6 }# w - 0 0 0 0 0 0 0;/ U8 J: o\" P# q, S, V$ y0 l
- lv3 =
, c9 e' h8 K6 w* O& M f - 0 0 0 0 0 0 0
( m, G/ ?& B2 U, V# ^- `0 x - 0 0 0 0 0 0 0; H; o1 {: r* D3 a\" y
- 0 0 0 0 0 0 0
, Q7 @0 K+ V' P/ `\" l! ~: X - 0 0 0 0 0 0 0
# o5 ^0 l1 ^. v8 D6 N: M - 0 0 0 0 0 0 0\" ]7 y( f: J8 x) l7 W7 M3 ?9 ]
- 0 0 0 0 0 0 0
\" I1 L2 S% r; G1 u J }/ P1 T - 0 0 0 0 0 0 0;5 T4 G7 m6 K& j' e( C! x7 k
- lv4 =
' V8 d, d5 x# {, F3 ]! U$ U9 ~ - 0 0 0 0 0 0 0
- x0 R3 U/ t u8 \, `; s+ A - 0 0 0 0 0 0 0# S% v1 P+ f1 Q# X, ?$ V j
- 0 0 0 0 0 0 0: v6 D+ m! K5 p; v7 z
- 0 0 0 0 0 0 0
2 ~& k7 l3 s0 p; m/ B: }& | - 0 0 0 0 0 0 0
0 y# ?4 O' v& x- ~: _! R - 0 0 0 0 0 0 0
) [; M. S\" S$ d) T - 0 0 0 0 0 0 0;
( y! h5 _( x& W - ENDINIT4 r* F! N4 n* M9 T/ I1 W, g5 B
- END
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