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1、.#include#include#include#include#include using namespace std;void change()( int exit()(return 0;/3 “/*“ 个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个int menu()(system(cls);int n=1,select=-1;coutendlendlendl;coutsetw(68)CSU学生档案管理系统*C*S*U*endlendl;coutsetw(26)n+coutsetw(26)n+coutsetw(26)n+coutset
2、w(26)n+coutsetw(26)n+输入学生信息显示学生信息删除学生信息添加学生信息修改学生信息 1endlendl; 2endlendl;3endlendl;4endlendl; 5endlendl;coutsetw(63) 0*退出 *0endlendlendl;coutsetw(36)select;if(select5)(cout非法数据！请重新输入：endl;system(pause);select=menu();return select;/*“ 个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个 void append()syste
3、m(cls);struct studentlong int number;char name100;float score;student st;int i,n;ofstream outfile(info.txt”,ios:out|ios:app);if(!outfile)couterror;return;coutn;for(i=0;in;i+)coutst.number;coutst.name;coutst.score;coutendlendl;outfile.write(char*)&st,sizeof(st);outfile.close();/*“ 个个个个个个个个个个个个个个个个个个个
4、个个个个个个个个个个个个个个个个个个个个个个个个个个个void dele()long int deleteNumber;int n=0;coutdeleteNumber;fstream fileNumber(number.txt”,ios:inlios:out);fstream fileNumber2(number.txt”,ios:in|ios:out);fstream fileName(name.txt”,ios:in|ios:out);fstream fileName2(name.txt”,ios:in|ios:out);fstream fileScore(score.txt”,ios:
5、in|ios:out);fstream fileScore2(score.txt”,ios:in|ios:out);fstream studentNumber(studentNumber.txt”,ios:in|ios:out);fstream studentNumber2(studentNumber.txt”,ios:in|ios:out);if(!fileNumber)|(!fileNumber2)|(!fileName)|(!fileName2)|(!fileScore)|(!fileScore2)|(!studentNumber)|(!studentNumber2)(coutn;lon
6、g int *num=new long intn;long int *num2=new long intn;string *name=new stringn;string *name2=new stringn;int *score=new intn;int *score2=new intn;bool find=false;int m=0;for(int i=0;inum2i;fileNamename2i;fileScorescore2i;coutname2i;if(num2i!=deleteNumber)numm=num2i;namem=name2i;scorem=score2i;m+;els
7、e(find=true;coutsetw(20)删除成功endlendl;if(find=false)cout找不到该学号！请重新输入！ endl;system(pause);fileNumber.close();fileNumber2.close();fileName.close();fileName2.close();fileScore.close();fileScore2.close();studentNumber.close();studentNumber2.close();return;n-;studentNumber2n;for(int j=0;jn;j+)fileNumber2n
8、umj;fileName2namej;fileScore2scorejn;student *stu=new student n;/* if(!infileName)|(!infileNumber)|(!infileScore)( cout打开文件错误!”；system(pause);return;/3 “/* system(cls);coutNumbersetw(28)Namesetw(28)Scoreendl;for(int i=0;istui.number;infileNamestui.name;infileScorestui.score;coutstui.numbersetw(30)st
9、ui.namesetw(30)stui.scoreendl; infileNumber.close();infileName.close();infileScore.close();studentNumber.close();system(pause);/*“ 个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个个void input()(int n;ofstream outfileNumber(number.txt”,ios:out);ofstream outfileName(name.txt”,ios:out);ofstream outfileScore(score.txt”,ios:out);ofstream studentNumber(studentNumber.txt”,ios:out);if(!outfileName)|(!outfileNumber)|(!outfileScore)|(!studentNumber)(cout打开文件错误!”；system(pause);return;system(cls);coutn;student
