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你那样写不报错你觉得可能吗 MODEL: sets: num_i/1..7/:t,w,n; num_j/1..2/:b; link(num_i,num_j):x; endsets data: t=48.7 52.0 61.3 72.0 48.7 52.0 64.0; w=2000 3000 1000 500 4000 2000 1000; n=8 7 9 6 6 4 8; enddata[OBJ]max=@sum(link(i,j):x(i,j)*t(i));@for(num_i(i):@sum(num_j(j):x(i,1)*t(i))<=1020);@for(num_i(i):@sum(num_j(j):x... |
