655-167-133 145用简便计算
=(655 145)-(167 133)
=800-300
=500
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model:sets:pingtai/p1..p20/;entrance/e1..e13/;links(pingtai,entrance):time,path;endsetsdata:time=@ole('1.xls',time);enddatamin=@sum(links:time*path);@for(entrance(j): @sum(pingtai(i):path(i,j))=1);@......
2022-03/05