【最新+免费】学会成绩管理系统源码 c++

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1、【最新编排】----------------------------------------------------------------------------------------------------------------------#include#include#include#include//#includeusingnamespacestd;intm;intrenshu=0;FILE*fp;class

2、student{public:student(stringa,stringn,ints,inty,intc){shu=s;ying=y;cf=c;name=a;num=n;}student(){}voidshuru();voidshuchu();voidpaiming();voidfindn();voidfindm();voidadd();voiddel();voidchange();private:intshu,cf,ying,total;stringname,num;};voidstudent::shuru()

3、{studentstud;ofstreamoutfile("stud.dat",ios::out

4、ios::binary);if(!outfile){cerr<<"没有找到文件"<>m,m){cout<<"姓å"<<""<<"å¦å·"<<""<<"C++"<<""<<"æ•°å¦"<<""<<"英è¯"<

5、cin>>stud.name>>stud.num>>stud.cf>>stud.shu>>stud.ying;stud.total=stud.cf+stud.shu+stud.ying;renshu++;//outfile.seekg(ios::beg);outfile.write((char*)&stud,sizeof(stud));}cout<<"0.åœæ¢è¾“å…¥?继ç»ï¼Œè¯·è¾“å…¥è¦è¦è¾“入的人数：";}outfile.close();}voidstudent

6、::shuchu(){//system("cls");studentstud;ifstreaminfile("stud.dat",ios::in

7、ios::binary);if(!infile){cerr<<"没有找到文件"<>m,m)//{cout<<"姓å"<<""<<"å¦å·"<<""<<"C++"<<""<<"æ•°å¦"<<

8、""<<"英è¯"<<""<<"总分"<

9、‡ºçš„人数：";//}infile.close();system("pause");}voidstudent::findn(){intk;stringkey;studentstud;ifstreaminfile("stud.dat",ios::in

10、ios::binary);if(!infile){cerr<<"没有找到文件"<>key;while(!feo

11、f(fp)){//infile.seekg(ios::beg);infile.read((char*)&stud,sizeof(stud));if(stud.name==key){cout<<"姓å"<<""<<"å¦å·"<<""<<"C++"<<""<<"æ•°å¦"<<""<<"英è¯"<<""<<"总分"<