如何选择学生成绩管理系统？

#include /*引用库函数*/ #include #include #include typedef struct /*定义结构体数组*/ { char num[10]; /*学号*/ char name[20]; /*姓名*/ int score; /*成绩*/ }Student; Student stu[80]; /*结构体数组变量*/ int menu_select() /*菜单函数*/ { char c; do{ system("cls"); /*运行前清屏*/ printf("\t\t****Students' Grade Management System****\n"); /*菜单选择*/ printf("\t\t | 1. Input Records |\n"); printf("\t\t | 2. Display All Records |\n"); printf("\t\t | 3. Sort |\n"); printf("\t\t | 4. Insert a Record |\n"); printf("\t\t | 5. Delete a Record |\n"); printf("\t\t | 6. Query |\n"); printf("\t\t | 7. Statistic |\n"); printf("\t\t | 8. Add Records from a Text File|\n"); printf("\t\t | 9. Write to a Text file |\n"); printf("\t\t | 0. Quit |\n"); printf("\t\t*****************************************\n"); printf("\t\t\tGive your Choice(0-9):"); c=getchar(); /*读入选择*/ }while(c'9'); return(c-'0'); /*返回选择*/ } int Input(Student stud[],int n) /*输入若干条记录*/ {int i=0; char sign,x[10]; /*x[10]为清除多余的数据所用*/ while(sign!='n'&&sign!='N') /*判断*/ { printf("\t\t\tstudent's num:"); /*交互输入*/ scanf("\t\t\t%s",stud[n+i].num); printf("\t\t\tstudent's name:"); scanf("\t\t\t%s",stud[n+i].name); printf("\t\t\tstudent's score:"); scanf("\t\t\t%d",&stud[n+i].score); gets(x); /*清除多余的输入*/ printf("\t\t\tany more records?(Y/N)"); scanf("\t\t\t%c",&sign); /*输入判断*/ i++; } return(n+i); } void Display(Student stud[],int n) /*显示所有记录*/ { int i; printf("\t\t\t-----------------------------------\n"); /*格式头*/ printf("\t\t\tnumber name score\n"); printf("\t\t\t-----------------------------------\n"); for(i=1;i1&&i%10==0) /*每十个暂停*/ {printf("\t\t\t-----------------------------------\n"); /*格式*/ printf("\t\t\t"); system("pause"); printf("\t\t\t-----------------------------------\n"); } } printf("\t\t\t"); system("pause"); } void Sort_by_num(Student stud[],int n) /*按学号排序*/ { int i,j,*p,*q,s; char t[10]; for(i=0;i0) {strcpy(t,stud[j+1].num); strcpy(stud[j+1].num,stud[j].num); strcpy(stud[j].num,t); strcpy(t,stud[j+1].name); strcpy(stud[j+1].name,stud[j].name); strcpy(stud[j].name,t); p=&stud[j+1].score; q=&stud[j].score; s=*p; *p=*q; *q=s; } } int Insert_a_record(Student stud[],int n) /*插入一条记录*/ {char x[10]; /*清除多余输入所用*/ printf("\t\t\tstudent's num:"); /*交互式输入*/ scanf("\t\t\t%s",stud[n].num); printf("\t\t\tstudent's name:"); scanf("\t\t\t%s",stud[n].name); printf("\t\t\tstudent's score:"); scanf("\t\t\t%d",&stud[n].score); gets(x); n++; Sort_by_num(stud,n); /*调用排序函数*/ printf("\t\t\tInsert Successed!\n"); /*返回成功信息*/ return(n); } int Delete_a_record(Student stud[],int n) /*按姓名查找，删除一条记录*/ { char s[20]; int i=0,j; printf("\t\t\ttell me his(her) name:"); /*交互式问寻*/ scanf("%s",s); while(strcmp(stud[i].name,s)!=0&&istud[i].score) j=i; if(stud[k].score

都知道，学生的学习科目多，如果学生人数也比较多，那么成绩的管理就是一个大工程，在选择的时候，要注重智能化和实用性，综合来看，校宝是个不错的选择。