高人帮忙调试一下!

《高人帮忙调试一下!》有 11 条评论

1. wfnh 说：

   2008 年 3 月 5 日下午 10:09

   #include <stdio.h>
   #include<stdlib.h>
   #include<time.h>
   #include<math.h>
   #include<ctype.h>
   #include <conio.h>
   #define STR struct student
   #define LEN sizeof(struct student)
   #define TURE 1
   #define FALSE 0
   STR * addnew(STR * head);/* 添加学生信息 */
   STR * upgrade_meun(STR * head);/* 修改学生信息界面  */
   STR * chioc_project(STR * head,char key);/* 修改项目  */
   void upgrade(STR * cur,char key);/* 修改学生信息  */
   STR * del_meun(STR * head);/* 删除界面  */
   STR * del(STR * head,char key);/* 删除学生信息 */
   STR * search_meun(STR * head);/* 查询个人信息 */
   void search(STR * head,char key);/* 查询 */
   void show_all_info(STR * head);/* 显示全部学生信息 */
   int help();/* 帮助 */
   /* —————全局变量———– */
   STR
   {char num[11];
   char name[21];
   char sex;
   char class[4];
   float scores[3];
   float aver;
   STR *next;
   }stu;
   /* ———————————- */
   int main(void)
   {
       struct student *phead=NULL;
       time_t start,end;
       char chioc;
       do
       {
          system(“cls”);/*  清除文本模式窗口  */
          printf(“\t******************************************************\n”);
          printf(“\t\t\t欢迎使用学生信息管理系统\t\t\t\n”);
          printf(“\t******************************************************\n”);
          printf(“1.添加学生信息\n”);
          printf(“2.修改学生信息\n”);
          printf(“3.删除学生信息\n” );
          printf(“4.查询学生信息\n”);
          printf(“5.显示全部学生信息\n”);
          printf(“6.帮助\n”);
          printf(“7.退出系统\n”);
          printf(“请选择操作:”);
          chioc=getche();
          switch(chioc)
          {
                    case ’1′:phead=addnew(phead);break;;/* 输入学生个人信息 */
                    case ’2′:phead=upgrade_meun(phead);break;/* 修改个人信息界面  */
                    case ’3′:phead=del_meun(phead);break;/* 删除个人信息 */
                    case ’4′:search_meun(phead);break;/* 查询界面 */
                    case ’5′:show_all_info(phead);break;/* 显示全部学生信息 */
                    case ’6′:help();
                    case ’7′:exit(0);
                    default:
                           start=time(NULL);
                           end=time(NULL);
                           printf(“\n没有该选项，请重新选择!”);
                           while(end-start<2)
                                             end=time(NULL);
                          
          }
       }while(1);
       getch();
   }
2. wfnh 说：

   2008 年 3 月 5 日下午 10:09

   /* ——————添加模块 —————- */
   STR * addnew(STR * head)
   {
       STR * ppre=NULL;
       STR * pafter=NULL;
       STR * new_node=NULL;
       char flag;
       int n,count=0;/* as counter */
       float sum=0;
       time_t start,end;
       ppre=pafter=head;
       do
       {
                        system(“cls”);
                        printf(“\t******************************************************\n”);
                        printf(“\t\t\t添加学生信息\t\t\t\n”);
                        printf(“\t******************************************************\n”);
                        printf(“提示:学号为0,则返回 \n\n\n”);
                        new_node=(STR*)malloc(LEN);
                        if(new_node==NULL)
                        {
                                          printf(“分配内存错误!”);
                                          exit(0);
                        }
                        printf(“请输入:\n”);
                        printf(“学号:”);
                        scanf(“%10s”,new_node->num);/* 取前10位 */
                        if(strcmp(new_node->num,”0″)!=0)
                        {
                                                    printf(“姓名:”);
                                                    scanf(“%20s”,new_node->name);
                                                    for(;;)
                                                    {
                                                           printf(“性别：”);
                                                           scanf(” %1c”,&new_node->sex);
                                                           new_node->sex=toupper(new_node->sex);/* 将sex转换为大写 */
                                                           if((new_node->sex!=’F')&&(new_node->sex!=’M'))
                                                                                                                      printf(“性别只能是F（女）或M（男)\n”);
                                                           else
                                                               break;
                                                    }
                                                    printf(“班别：”);
                                                    scanf(“%3s”,new_node->class);
                                                    /* —–以下为三科成绩– */
                                                    n=0;
                                                    do
                                                    {
                                                                          
                                                                           do
                                                                           {
                                                                                 if(n==0)printf(“语文：”);
                                                                                 else if(n==1)printf(“数学：”);
                                                                                 else
                                                                                 printf(“英语：”);
                                                                                 scanf(“%f”,&new_node->scores[n]);
                                                                                 if(fabs(new_node->scores[n])>100)
                                                                                                        printf(“最高分为100，请重新输入!\n”);
                                                                                 else break;
                                                                           }while(1);
                                                                           n++;
                                                    }while(n<3);
                                                    /* 算平均分 */
                                                    sum=0;
                                                    for(n=0;n<3;n++)
                                                                    sum+=new_node->scores[n];
                                                    new_node->aver=sum/n;
                                                    /* 插入排序 */
                                                    if(head==NULL)
                                                    {
                                                                  head=new_node;
                                                                  new_node->next=NULL;
                                                    }
                                                    else
                                                    {
                                                        while((strcmp(new_node->num,pafter->num)>0)&&(pafter->next!=NULL))
                                                        {
                                                                                                                         ppre=pafter;
                                                                                                                         pafter=pafter->next;
                                                        }
                                                        if(strcmp(new_node->num,pafter->num)<0)
                                                        {
                                                                                               if(head==pafter)
                                                                                                               head=new_node;
                                                                                               else
                                                                                                   ppre->next=new_node;
                                                        }
                                                        else
                                                        {
                                                            pafter->next=new_node;
                                                            new_node->next=NULL;
                                                        }
                                                    }
                                                    count++;
                        }
                        else
                        {   if(count>0)
                            {
                                       start=time(NULL);
                                       end=time(NULL);
                           
                                       printf(“全部添加成功，程序将返回主界面”);
                                       while(end-start<4)
                                       {
                                              
                                               end=time(NULL);
                                       }
                                       free(new_node);
                                       break;
                            }
                               
                           
                        }
                        if(count==0)
                        {
                                    printf(“此次操作没有输入任何数据，确定返回请按Y/y，否则重新输入!(Y/y)”);
                                    scanf(” %c”,&flag);
                                    if((flag==’Y')||(flag==’y'))
                                                                break;
                        }
       }while(1);
   }
3. wfnh 说：

   2008 年 3 月 5 日下午 10:11

   /* ——————————————————————————— */
   /* ————————–删除模块 ———————————————- */
   STR * del_meun(STR * head)
   {
       char chioc;
       time_t start,end;
       do
       {
           system(“cls”);
           printf(“\t******************************************************\n”);
           printf(“\t\t\t删除学生信息\t\t\t\n”);
           printf(“\t******************************************************\n”);
           printf(“删除方式:\n”);
           printf(“1.按学号\n”);
           printf(“2.按姓名\n”);
           printf(“3.返回\n”);
           printf(“请选择:”);
           chioc=getche();
           if(chioc==’3′)
               break;
           switch(chioc)
           {
               case ’1′:
               case ’2′:head=del(head,chioc);break;
               default:
                   start=time(NULL);
                   end=time(NULL);
                   while(end-start<4)
                   {
                       printf(“\r没有该选项，请重新选择!”);
                       end=time(NULL);
                   }
                   break;
           }
       }while(1);
       return(head);
   }
   STR * del(STR * head,char key)
   {
       char sure;
       char num[11];
       char name[21];
       STR *ppre=NULL,*pafter=NULL;
       if(head==NULL)
       {
           printf(“数据库为空”);
           getch();
       }
       else
       {
           do
           {
               if(key==’1′)
               {
                   printf(“请输入学号:”);
                   scanf(“%10s”,num);
                   if(strcmp(num,”0″)!=0)
                   {     
                       do    
                       {                 
                           printf(“确定要删除吗?(Y/N)”);
                           sure=getche();
                           if((sure==’Y')||(sure==’y'))
                           {         
                               if(strcmp(num,head->num)==0)
                                   head=head->next;
                               else
                               {            
                                   ppre=head;
                                   pafter=head->next;
                      
                                   while(pafter!=NULL)
                                   {         
                                       if(strcmp(num,pafter->num)==0)
                                       {
                                           ppre->next=pafter->next;
                                           break;
                                       }
                                       else                   
                                           ppre=pafter;
                                       pafter=pafter->next;
                                   }
          if(pafter==NULL)
           printf(“没有该学生\n”);
          else
           printf(“已删除\n”);
          break;
          }
                              
         }
        

                           else
                           {
                               if((sure==’N')||(sure==’n'))
                               break;
                           else
                               printf(“没有该选项\n”);
                           }
                       }while(1);
                           if((sure==’N')||(sure==’n'))
                               break;
                   }/* compare “0″ */
                   else
                       break;
               }/* #if */
       else
       {
           printf(“请输入姓名:”);
           scanf(“%21s”,name);
           if(strcmp(name,”0″)!=0)
           {
               do
               {
                   printf(“确定要删除吗?(Y/N)”);
                   sure=getche();
                   if((sure==’Y')||(sure==’y'))
                   {
                       if(strcmp(name,head->name)==0)
                           head=head->next;
                       else
                       {
                           ppre=head;
                           pafter=head->next;
                      
                       while(pafter!=NULL)
                       {
                           if(strcmp(name,pafter->name)==0)
                           {
                               ppre->next=pafter->next;
                               break;
                           }
                           else
                               ppre=pafter;
                           pafter=pafter->next;
                       }
                       if(pafter==NULL)
                           printf(“没有该学生\n”);
                       else
                           printf(“已删除\n”);
                       break;
                       }
                   }
                   else
                   {
                       if((sure==’N')||(sure==’n'))
                           break;
                       else
                           printf(“没有该选项\n”);
                   }
               }while(1);
               if((sure==’N')||(sure==’n'))
                   break;
           }/* compare “0″ */
           else
               break;
       }/* #else if */
      
       }while(1);
       }
       return(head);
   }
4. wfnh 说：

   2008 年 3 月 5 日下午 10:12

   void show_all_info(STR * head)
   {
       system(“cls”);
       struct student *pafter=NULL;
       pafter=head;
       if(head!=NULL)
       {
                     printf(“全部学生信息如下：\n”);
                     printf(“学号\t姓名\t性别\t班别\t语文\t数学\t英语\t平均分\n”);
                     do
                     {  
          
                         printf(“%s\t%s\t%c\t%s\t%.1f%.1f%.1f%.1f\n”,pafter->num,pafter->name,pafter->sex,pafter->class,pafter->scores[0],pafter->scores[1],pafter->scores[2]);
                         pafter=pafter->next;
                     }while(pafter!=NULL);
       }
       else
       {
            printf(“数据库为空\n”);
            system(“pause”);
       }
   }                                                                              
   int help()
   {
        system(“cls”);
        printf(“个人预览版本!\n”);
        system(“pause”);
        return 0;
   }                                     
                     
5. younger 说：

   2008 年 3 月 6 日下午 5:41

   你应该先估计错误位置，再发上来。

   其次你的程序的确有些累赘，我以前写的也只有500+行。
6. wfnh 说：

   2008 年 3 月 6 日下午 6:44

   每人 吗 ？

    
7. xstar 说：

   2008 年 3 月 7 日下午 12:37

   问题都没提出来怎么解答啊!
8. wfnh 说：

   2008 年 3 月 8 日下午 6:13

   我的 问题是 第二次输入英语的 时候就 不能 下去 了 ，死了！！！
9. 独孤傲天 说：

   2008 年 3 月 13 日下午 9:49

   为什么死啊，呵呵，谁没事给你读那么长的东西啊？