求助高手lingo急急急！！！

包不同111

这是我写的一段程序，出了错误不知道该如何改，哪位大虾能帮我看看或修改下。

MODEL:
SETS:
venders1/v1,v2,v3/:c1,x1;
goods1/g1,g2/:i0,h1,i1,m1,o1;
vg1(venders1,goods1):q1,d1,z1,g1,b1,p1,r1,y1,z2,r2,y2;
ENDSETS
DATA:
c1= 1200,2000,1500;
h1= 1,1.5;
m1= 3800,3000;
q1= 0.04 0.03
0.02 0.04
0.03 0.02;
d1= 0.96 0.93
0.94 0.90
0.95 0.95;
g1= 2 1
1.8 0.8
1.9 0.9;
b1= 3000 3500
2500 4000
2500 3000;
p1= 3 2.2
3.2 2.1
3.1 2.3;
r1=1 1
1 1
1 1;
r2=0.9 0.9
0.9 0.9
0.9 0.9;

o1=500,300;
ENDDATA
1(i,j)*z1(i,j)*r1(i,j)*y1(i,j))+@sum(vg1(i,j)1(i,j)*z1(i,j)*r2(i,j)*y2(i,j))+@sum(venders1:x1*c1)+@sum(vg1(i,j):g1(i,j)*z1(i,j">min=@sum(vg1(i,j)1(i,j)*z1(i,j)*r1(i,j)*y1(i,j))+@sum(vg1(i,j)1(i,j)*z1(i,j)*r2(i,j)*y2(i,j))+@sum(venders1:x1*c1)+@sum(vg1(i,j):g1(i,j)*z1(i,j));
@for(vg1(i,j):z1(i,j)<=b1(i,j));
@for(venders1(i):x1(i)=@if(@sum(goods1(j):z1(i,j)^2)#gt#0,1,0));
@for(goods1(j):m1(j)+1.28*o1(j)<=@sum(venders1(i):z1(i,j)));
@for(vg1:y1(i,j)=@if(2000#gt#z1(i,j),1,0));
@for(vg1:y2(i,j)=@if(z1(i,j)#gt#2000,1,0));
end