lingo错误model:sets:quarter/1..4/:DEM,RP,OP,INV;endsetsdata:DEM=40,60,75,25;enddatamin=@sum(quarter:400*RP+450*OP+20*INV);@for(quarter(I):RP
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/28 05:16:25
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