文档介绍：本学生信息管理系统代码主要实现以下5个主功能:"");"");"");"");"");"");副功能主动显示计算平均分和总成绩(还需添加其他功能代码,请联系)lassStudent{privateStringname;privateStringxuehao;privateintage;privateintindex;privateintmath;privateintchinese;privateintenglish;privateintwuli;privateinthuaxue;privateintshengwu;privateintsum;privateintavg;publicvoidsetIndex(intindex){=index;}publicintgetIndex(){;}publicvoidsetName(Stringname){//=name;}publicStringgetName(){;}publicvoidsetAge(intage){=age;}publicintgetAge(){;}publicvoidsetXuehao(Stringxuehao){//=xuehao;}publicStringgetXuehao(){;}publicvoidsetMath(intmath){=math;}publicintgetMath(){;}publicvoidsetChinese(intchinese){=chinese;}publicintgetChinese(){;}publicvoidsetEnglish(intenglish){=english;}publicintgetEnglish(){;}publicvoidsetWuli(intwuli){=wuli;}publicintgetWuli(){;}publicvoidsetHuaxue(inthuaxue){=huaxue;}publicintgetHuaxue(){;}publicvoidsetShengwu(intshengwu){=shengwu;}publicintgetShengwu(){;}publicvoidsetSum(){=+++++;}publicintgetSum(){;}publicvoidsetAvg(){=sum/6;}publicintgetAvg(){;}publicStringtoString(){Stringmsg="\t"++"\t\t"++"\t"++"\t"++"\t"++"\t"++"\t"++"\t"++"\t"++"\t"++"\t"+;returnmsg;}};lassAdmin{Scannerin=newScanner();Stringmsg="\t学号\t\t姓名\t年龄\t数学\t语文\t英语\t物理\t化学\t生物\t总成绩\t平均分";publicvoidprint(Student[]arr){(msg);for(inti=0;i<;i++){if(arr[i]!=null){arr[i].setSum();arr[i].setAvg();(arr[i]);}}}publicvoidcreat(Stringname,Stringxuehao,