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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.5 K8 U3 Q6 \3 i M& v
错误提示是没有可行解.- MODEL:
7 D8 [3 }. }, x- v( d: U4 d* G - SETS:2 Y) y- f- I% O5 z5 @# Z; j3 w
- ROW/0,1,2,3,4,5,6/;# c: r' N. { j0 p\" ~/ ?
- COL/0,1,2,3,4,5,6/;% [! o, ~( X0 ~& a2 a2 v1 i- J
- POINT(ROW,COL):lv1,lv2,lv3,lv4;
9 ?8 c' e& R1 m2 ^( b, X% l - ENDSETS7 x6 n+ k3 G* _\" C
- DATA:
( h! S$ u$ @8 \& d0 [4 x; M: u4 w j - lv1 = $ E. S# ^/ f9 |& ^7 z
- 0,0,0,0,0,0,0,2 }* I9 E( y8 M* b0 A; ?
- 0, , , , , ,0,, w- A; v- T; w; D+ s# Q
- 0, , , , , ,0,4 U0 f7 x\" p2 D# X5 g& l7 w+ t
- 0, , , , , ,0,1 K6 Z3 D% @7 s* _
- 0, , , , , ,0,2 P/ d) E' o2 n+ P4 w\" D
- 0, , , , , ,0,
2 |2 w- [\" j% ~% g4 B$ }- @ - 0,0,0,0,0,0,0;
0 o# T9 m$ Z' [* z - lv2 = , b\" g\" |1 a( E, q; ]
- 0,0,0,0,0,0,0,
4 W! b2 ]& u\" h - 0, , , , , ,0,5 U2 i! p) o t! `' b& j
- 0, , , , , ,0,
5 o) F+ m, I\" k3 [% r4 I\" S s3 B - 0, , , , , ,0,. x$ N e7 U4 k' }/ z7 p; i9 |1 \; Z
- 0, , , , , ,0,! T( \; `. @ H' U
- 0, , , , , ,0,
0 N8 |/ Y% J; a7 ]( M - 0,0,0,0,0,0,0;4 W: d\" c- }, m: z\" ]
- lv3 = 7 `6 A& ]. j0 l2 H\" H! R
- 0,0,0,0,0,0,0,+ \$ |( {, G/ [4 U! S
- 0, , , , , ,0,
0 N4 E# j' P( ]1 m& `! E. G6 U- J - 0, , , , , ,0,5 n! d5 Q. U+ @# y
- 0, , , , , ,0,* ]5 b* X9 L( `- e. W6 h
- 0, , , , , ,0,, a) f/ y$ \! N. x7 [\" B
- 0, , , , , ,0,
- o9 q, |2 E1 R0 Z9 Y7 S2 A - 0,0,0,0,0,0,0;
- M5 E/ z1 N3 I* X( B X - lv4 =
5 v2 j7 P& g\" \. Q# b - 0,0,0,0,0,0,0,; G2 |/ m7 a/ b
- 0, , , , , ,0,9 h, o( d! X* Z M5 W
- 0, , , , , ,0,
: Q- [' x: m! B5 |3 w - 0, , , , , ,0,5 T% ]. j, n6 c, L: @+ y1 U
- 0, , , , , ,0,3 q$ s- Q, s, k, ~; k2 w
- 0, , , , , ,0,
1 ?3 M n5 p2 G3 k - 0,0,0,0,0,0,0;
! b( t* g/ m& e& V/ e( ] - ENDDATA
0 g7 b6 X% T! c; u5 S* p - ! lv1,lv2,lv3,lv4 should be 0-1 variable;
) x2 Q' r% C3 ~! I3 Y - @FOR(POINT(i,j):@BIN(lv1););6 s/ m' E8 D h9 T; ]% A
- @FOR(POINT(i,j):@BIN(lv2););: b! w2 x9 A. ?5 {8 H& b4 d
- @FOR(POINT(i,j):@BIN(lv3););( k6 \8 |2 h7 |/ u9 @, l& s& H1 [5 X
- @FOR(POINT(i,j):@BIN(lv4););7 }; O) X/ K; A3 w* m% `2 W0 _\" c
. U& B7 d* s7 ` _- ! Only ONE building can be placed in one place;\" v1 H- O+ i' }0 i2 ~# M( a( U
- @FOR(POINT(i,j)|(i#GT#1)#AND#(i#LT#5)#AND#(j#GT#1)#AND#(j#LT#5):lv1+lv2+lv3+lv4=1);: q! A$ f: ~+ Y\" V, ~' \
- ; ]\" r0 u, h2 x7 b% ~0 B% q$ l
- ! @FOR(POINT(i,j)|(lv2#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
. \- e0 }; D5 B+ O0 S - lv1(i-1,j)+lv1(i+1,j)+lv1(i,j-1)+lv1(i,j+1)>1);
4 g4 r% @, V5 Z1 U, [) w
* j* n+ n$ v- q' h0 J( T# w Q- ! @FOR(POINT(i,j)|(lv3#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
0 N, u+ c8 X& P1 g3 ] - lv1(i-1,j)+lv1(i+1,j)+lv1(i,j-1)+lv1(i,j+1)>1);
. |7 @' w& s( s - ! @FOR(POINT(i,j)|(lv3#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):5 g. W/ G8 o; H/ I4 \
- lv2(i-1,j)+lv2(i+1,j)+lv2(i,j-1)+lv2(i,j+1)>1);
0 K: g6 d! I6 [9 G2 v# W - : O1 b7 E9 B; x( L, U% H! M
- ! @FOR(POINT(i,j)|(lv4#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
& [5 Z+ C3 t5 }% l - lv1(i-1,j)+lv1(i+1,j)+lv1(i,j-1)+lv1(i,j+1)>1);# ?( P5 G3 |2 [- j3 ]
- ! @FOR(POINT(i,j)|(lv4#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
1 ]7 N( G( }/ y5 D2 \/ b; m - lv2(i-1,j)+lv2(i+1,j)+lv2(i,j-1)+lv2(i,j+1)>1);+ c5 g4 n4 b. n/ e
- ! @FOR(POINT(i,j)|(lv4#EQ#1)#AND#(i#GE#1)#AND#(i#LE#5)#AND#(j#GE#1)#AND#(j#LE#5):
+ P f J) v8 ~4 b5 l- e: z2 n- k - lv3(i-1,j)+lv3(i+1,j)+lv3(i,j-1)+lv3(i,j+1)>1); }% u* E, `1 k7 d& Q1 k
- - \+ D% b: `- u- B- w' S
- MAX = population;: j( y9 E+ _# ~. E; J' a4 n
- population = @SUM(POINT(i,j):100*lv1+400*lv2+700*lv3+1000*lv4);, d\" k% |# s: `6 k
# M4 X! T- I% f* C8 E4 r- INIT:. q& c. \5 a3 w/ \+ k- L
- lv1 = : h: b) T4 }2 _* I
- 0 0 0 0 0 0 0
- y; W6 i3 \: K7 y+ P( v7 R- s - 0 1 1 1 1 1 0
. [5 z* q$ y: `: t - 0 1 1 1 1 1 09 B ^% U- Y* z/ Y4 c: D4 Y7 Q9 C
- 0 1 1 1 1 1 0- r, L8 S( c4 \2 ~0 k# T7 C# J
- 0 1 1 1 1 1 0
0 h; o7 d( a! e8 ?: ?. V, v - 0 1 1 1 1 1 0
8 A! D1 D$ ~\" w8 n! Q( Q/ [6 b - 0 0 0 0 0 0 0;
7 J& O* p: \ q# Q( Y) h - lv2 = 6 J [: ]8 U$ a4 O\" q
- 0 0 0 0 0 0 0* `. I3 w0 g0 H! s\" o) c: y4 ~
- 0 1 1 1 1 1 00 r9 }1 s1 E3 E2 l A, r
- 0 1 1 1 1 1 09 i8 N\" J# s0 y' k: [
- 0 1 1 1 1 1 0* m7 ]* L8 E8 A7 F$ U: E
- 0 1 1 1 1 1 0; d1 B {8 j' d1 |, B' J
- 0 1 1 1 1 1 0% r/ h5 ?3 f; H: x4 K
- 0 0 0 0 0 0 0;\" Y, G _' m! F& m
- lv3 =
/ K5 W7 ]) C0 w D - 0 0 0 0 0 0 0& V* J) K. X\" _( }7 y2 \0 \0 N
- 0 0 0 0 0 0 0
9 u) p- y\" N6 t! E - 0 0 0 0 0 0 0
) e) S% D8 z; G* x* b5 k - 0 0 0 0 0 0 0& B1 R/ L& `5 W
- 0 0 0 0 0 0 0
: d/ D! O2 c\" c - 0 0 0 0 0 0 0
2 U- [, \4 a7 ]; B& ^: I3 j - 0 0 0 0 0 0 0;. X& G: {! g& p( J/ J
- lv4 = 2 ~( |8 s. E( A! B7 r
- 0 0 0 0 0 0 0
$ p( P( x, F' k% H: B: H2 V - 0 0 0 0 0 0 0. e& p4 @) F ]# M4 k, N8 @0 |2 b G
- 0 0 0 0 0 0 03 I: l \, L) G7 a6 X
- 0 0 0 0 0 0 0
# b* G9 r\" u4 [. o0 `8 `: m - 0 0 0 0 0 0 0
B$ E/ `: s) z$ L - 0 0 0 0 0 0 0( \, ?\" M I\" |8 Z8 g6 F; x, N
- 0 0 0 0 0 0 0;
7 P1 ^7 ?( {' C: r! T - ENDINIT; W6 v- X+ Y7 z2 A; |1 a+ o
- END
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