Lingo练习 选拔问题

model:
title ѰÕÒ×î¼Ñ×éºÏÎÊÌâ;
! ¶¨Ò弯ºÏ¶Î;
sets:
ChengYuan/1…5/:A;
XiangMu/1…4/:B;
Chengji(XiangMu,ChengYuan):c,x;
EndSets

Data:
!³ÉÔ±¼°¶ÔÓ¦ÏîÄ¿µÄ³É¼¨;
C =
66 57 78 70 77
65 61 74 64 71
87 66 69 69 84
59 53 59 57 62;
EndData

[Obj]Min=
@sum(XiangMu(i):
@sum(ChengYuan(j):C(i,j)*x(i,j))
);

!ÏÞÖÆÌõ¼þ;
@for(XiangMu(i):
@for(ChengYuan(j):@bin(x(i,j)))
);
@for(XiangMu(i):
@sum(ChengYuan(j):x(i,j))=1
);
@for(ChengYuan(j):
@sum(XiangMu(i):x(i,j))<1
);

Lingo练习 选拔问题

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