Question

LINGO语法错误求修改,SETS:CITY/1..7/:X;AREA/1..8/:a,b,c,d,e,f,g;LINK

Answer 1

SETS:

CITY/1..7/:X;

AREA/1..8/:a,b,c,d,e,f,g;

LINK(CITY,AREA):N;

ENDSETS

DATA:

a=1,1,1,1,0,0,0,0;

b=0,0,0,0,1,1,1,1;

c=0,1,1,1,1,1,0,0;

d=1,0,0,0,0,0,1,1;

e=0,0,0,1,1,1,1,0;

f=1,0,1,1,0,0,0,1;

g=0,0,0,0,1,1,1,1;

ENDDATA

MIN = 500000*X(1)+800000*X(2)+400000*X(3)+900000*X(4)+300000*X(5)+450000*X(6)+550000*X(7);

@FOR(AREA(M):[AREA_CON]@SUM(CITY(I):X(I)*N(I,M))>0;);

@FOR(CITY(I):@BIN(X(I)));