sum(warehouse(I):x(I,J))=d(J));
sum(vendors(J):x(I,J))<=e(I));
sum(num(i):y(i,j))>=1);
sum(num(j):y(i,j))<=5);
bin(y(i,j)));
bin(x(i)));7 ?2 L4 Z: k6 C/ W& o! V2 o
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