min=(0.0608*y1*n1+0.0181*y2*n2+0.0213*y3*n3+0.0764*y4*n4+0.0104*y5*n5+0.0932*y6*n6)/(y1*n1+y2*n2+y3*n3+y4*n4+y5*n5+y6*n6);
(0.0879*y1*n1+0.0655*y2*n2+0.0567*y3*n3+0.1286*y4*n4+0.0561*y5*n5+0.1064*y6*n6)/(n1+n2+n3+n4+n5+n6)=400;
y1*n1+y2*n2+y3*n3+y4*n4+y5*n5+y6*n6<=20000;
@bin(n1);
@bin(n2);
@bin(n3);
@bin(n4);
@bin(n5);
@bin(n6);
end
(0.0879*y1*n1+0.0655*y2*n2+0.0567*y3*n3+0.1286*y4*n4+0.0561*y5*n5+0.1064*y6*n6)/(n1+n2+n3+n4+n5+n6)=400;
y1*n1+y2*n2+y3*n3+y4*n4+y5*n5+y6*n6<=20000;
@bin(n1);
@bin(n2);
@bin(n3);
@bin(n4);
@bin(n5);
@bin(n6);
end