<>各位学哥学姐帮忙看看这个程序 万分感谢</P>
<><BR>model:</P>
<>sets:<BR> factory/s1..s7/;<BR> station/a1..a15/;<BR> direction1(station,station):x;<BR> direction2(factory,station):y;<BR> fee(factory,station):c; <BR> number/1..15/:b;<BR>endsets</P>
<P>data:<BR> c=10000 320.3 300.2 300 198 180.5 163.1 181.2 224.2 252 256 266 281.8 288 1000<BR> 10000 365.3 345.2 340 266 250.5 243.1 226.2 269.2 297 1000 311 10000 1000 10000<BR> 10000 375.3 355.2 355 276 260.5 1000 241.2 203.2 237 201 251 266.2 263 1000<BR> 10000 1000000000 1000 1000 316 1000 1000 276.2 249.2 222 211 216 236.2 243 257<BR> 10000 1000 1000 10000 301 285.5 276 266.2 234.2 212 188 206 221.2 228 247<BR> 10000 1000 100000000 1000 1000 1000 281 271.2 234.2 212 251 195 176.2 161 178<BR> 10000 1000 1000 1000 1000 1000 351 10000 259.5 237 226 216 198.2 186 162;<BR>enddata</P>
<P>init:<BR> <BR>endinit</P>
<P>[obj]min=(@sum(direction1(i,j)|(i#gt#2)#and#(j#eq#i+1)x(i,j)^2)*1/2)+@sum(direction1(i,j)|(i#gt#3)#and#(j#eq#i-1)x(i,j)^2)*1/2)-4967/2+5356)*0.1+@sum(fee(i,j):c(i,j)*y(i,j));<BR>x(2,3)+x(3,2)=301;<BR>x(3,4)+x(4,3)=750;<BR>x(4,5)+x(5,4)=606;<BR>x(5,6)+x(6,5)=194;<BR>x(6,7)+x(7,6)=205;<BR>x(7,8)+x(8,7)=201;<BR>x(8,9)+x(9,8)=680;<BR>x(9,10)+x(10,9)=480;<BR>x(10,11)+x(11,10)=300;<BR>x(11,12)+x(12,11)=220;<BR>x(12,13)+x(13,12)=210;<BR>x(13,14)+x(14,13)=420;<BR>x(14,15)+x(15,14)=500;<BR>x(2,1)=104;<BR>@for(direction2(i,j):y(i,j)>0);<BR>@for(number(j)|j#gt#2sum(direction2(i,j):y(i,j))=b(j));<BR>@sum(direction2(i,j):y(1,j))>500;<BR>@sum(direction2(i,j):y(1,j))<800;<BR>@sum(direction2(i,j):y(2,j))>500;<BR>@sum(direction2(i,j):y(2,j))<800;<BR>@sum(direction2(i,j):y(3,j))>500;<BR>@sum(direction2(i,j):y(3,j))<1000;<BR>@sum(direction2(i,j):y(4,j))>500;<BR>@sum(direction2(i,j):y(4,j))<2000;<BR>@sum(direction2(i,j):y(5,j))>500;<BR>@sum(direction2(i,j):y(5,j))<2000;<BR>@sum(direction2(i,j):y(6,j))>500;<BR>@sum(direction2(i,j):y(6,j))<2000;<BR>@sum(direction2(i,j):y(7,j))>500;<BR>@sum(direction2(i,j):y(7,j))<3000;<BR>@for(direction1(i,j)|(i#gt#2)#and#(i#lt#14):x(i,i+1)+x(i,i-1)=b(i));<BR>end<BR></P>[em07] |