2022年大作业参考报告-使用C++语言开发小学生成绩管理系统、中学生成绩管理系统、大学生成绩管理系统【240621更新】

11  class Ele_Student_System

 12  {

 13    private:

 14  

 15    int number;

 16    string name;

 17    int age;

 18    string sex;

 19    string class_info;

 20  

 21    float English;

 22    float Math;

 23    float Chinese;

 24    float Total;

 25  

 26    public:

 27  

 28    //Ele_Student_System();

 29    void Recording();

 30    float Counting_English( int Amount );

 31    float Counting_Math( int Amount );

 32    float Counting_Chinese( int Amount );

 33    void Writting();

 34    void Reading();

 35  

 36    void Sorting_English( int Amount );

 37    void Sorting_Total( int Amount );

 38    void Sorting_Math( int Amount );

 39    void Sorting_Chinese( int Amount );

 40  

 41    void Showing_All();

 42    void Removing();

 43    void Searching( string name, int Amount );

 44    void Searching( int number, int Amount );

 45    void Modifing ( int i );

 46  

 47  };

 48  

 49  Ele_Student_System Student[101];

55  void Ele_Student_System :: Recording()

 56  {

 57    int n = Ele_Amount;

 58    char Choice = 'Y';

 59    while ( Choice == 'Y' )

 60    {

 61      cout << " 输入å¦å·: ";

 62      cin >> Student[n].number;

 63      int i = 0;

 64      for ( i=0; i<Ele_Amount; i++ )

 65      {

 66        if ( Student[i].number == Student[n].number )

 67        {

 68          cout << " æ¤å¦å·å·²å˜åœ¨!" << endl;

 69          goto End;

 70        }

 71        else continue;

 72      }

 73      cout << " 输入姓å: " ;

 74      cin >> Student[n].name;

 75      cout << " 输入年龄: " ;

 76      cin >> Student[n].age;

 77      cout << " 输入性别: " ;

 78      cin >> Student[n].sex;

 79      cout << " 输入ç级: " ;

 80      cin >> Student[n].class_info;

 81      cout << " 英è¯æˆç»©: " ;

 82      cin >> Student[n].English;

 83      cout << " æ•°å¦æˆç»©: " ;

 84      cin >> Student[n].Math;

 85      cout << " è¯æ–‡æˆç»©: " ;

 86      cin >> Student[n].Chinese;

 87      Student[n].Total = Student[n].English + Student[n].Math + Student[n].Chinese;

 88      cout << " 总æˆç»©:   " << Student[n].Total << endl;

 89      n++;

 90      Ele_Amount++;

 91      Ele_Surplus--;

 92      End: cout << '\n' << " 继ç»è¾“å…¥æ–°çºªå½•å— ? (Y/N) :      " ;

 93      cin >> Choice ;

 94    }

 95    cout << " [ Finished ] " << endl;

 96  }

284  void Ele_Student_System :: Searching ( string name, int Amount )

285  {

286    int i = 0;

287    int Result = 0;

288    for ( i=0; i<Amount; i++ )

289    {

290      if ( name == Student[i].name )

291      {

292        cout << " 查找到记录: " << Student[i].number << "  " << Student[i].name << "  " << Student[i].age << " " << Student[i].sex << " " << Student[i].class_info << " " << Student[i].English << " " << Student[i].Math << " " << Student[i].Chinese << endl;

293        Result = 1;

294        cout << " 进行修改å—? Y/N :    ";

295        char Modification='N';

296        cin >> Modification;

297        if ( Modification=='Y' ){ Modifing( i );}

298        break;

299      }

300      else continue;

301    }

302    if ( Result == 1 ) {cout << " [ Finished ] " << endl;}

303    else  {cout << " [ The record not exist! ]" << endl;}

304  }

305