Lingo 练习转运问题的简单案例

Love The Way You Lie 2022-12-01 05:19 73阅读 0赞

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model:  
title ¹¤µØË®Äàµ÷ÓÃÎÊÌâ;  
! ¶¨Òå¼¯ºÏ¶Î;  
sets:  
LiaoChang/1…6/:A,B,D;  
GongDi/1…2/:X,Y,E;  
YunSongLiang(GongDi,LiaoChang):c;  
EndSets

Data:  
! ¹¤µØµÄÎ»ÖÃx,y×ø±ê¼°ÐèÇóÁ¿;  
A = 1.25 8.75 0.5 5.75 3 7.25;  
B = 1.25 0.75 4.75 5 6.5 7.75;  
D = 3 5 4 7 6 11;  
! ÁÏ³¡µÄÎ»ÖÃ¼°ÈÕ´æ´¢;  
X = 5 2;  
Y = 1 7;  
e = 20 20;  
EndData

\[Obj\]Min =  
@sum( GongDi(i):  
@sum( LiaoChang(j): ( C(i,j) \* @SQRT( ( x(i)-a(j) )^2 + (y(i)-b(j))^2 ) ) )  
);

!´æ´¢Á¿ÏÞÖÆ;  
@for(GongDi(i):  
@sum(LiaoChang(j):C(i,j)) < e(i)  
);

!ÐèÇóÁ¿ÏÞÖÆ;  
@for(LiaoChang(j):  
@sum(GongDi(i):C(i,j)) = d(j)  
);

end

###### 复制过来的代码，好像注释文字的编码有点问题，有什么看不懂的，不过问题比较简单，代码有看不懂的，可以在下面留言 ######

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxNTYzMjcw_size_16_color_FFFFFF_t_70_pic_center 2]

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