系统分析

具体代码

#include  #include  #include  #define SIZE 100000   typedef struct  tagStudent {   int n;                    /*顺序号*/   int nNum;                 /*学号*/   char name[10];            /*姓名*/   int iCn;                  /*语文成绩*/   int iMaths;               /*数学成绩*/   int iEn;                  /*英语成绩*/   int iPhy;                 /*物理成绩*/   int iCom;                 /*计算机成绩*/   float fAvage;             /*平均成绩*/ } Student;  Student stu[SIZE]; /*录入数据*/ void Student_Input() {    int i,p;     FILE *fp;   fp=fopen("studentfile.dat","wb");                         for(i=0;i0&&n<=8)     {       switch(n)       {       case 1:Student_Input();break;       case 2:Student_Delete();break;       case 3:Student_ListOut();break;       case 4:Student_Search();break;       case 5:Student_Add();break;       case 6:Student_Change();break;       case 7:Student_Order();break;         case 8:exit(0);         }     }     else      {       printf("***********************************************************************\n");       printf("*                                                                      *\n");       printf("*                             按任意键                                *\n");       printf("*                               退出!                                 *\n");       printf("*                                                                      *\n");       printf("***********************************************************************\n");       break;     }   } }