关于c++课程设计题目及代码，c课程设计案例精编这个很多人还不知道，今天小乐来为大家解答以上的问题，现在让我们一起来看看吧！

1、测试过了/头文件/#include #include#include /其它说明/#include /cout#include /内存作函数/#include /字符作函数/#include "conio.h"#define LEN sizeof(STUDENT)typedef struct stu /定义结构体数组用于缓存数据/{char num[6];char name[5];int score[3];int sum;float erage;int order;struct stu next;}STUDENT;/函数原型/STUDENT init(); /初始化函数/int menu_select(); /菜单函数/STUDENT create(); /创建链表/void print(STUDENT head); / 显示全部记录/void search(STUDENT head); /查找记录/STUDENT mydelete(STUDENT head); /删除记录/STUDENT sort(STUDENT head); /排序/STUDENT insert(STUDENT head,STUDENT mynew); /插入记录/void se(STUDENT head); /保存文件/STUDENT load(); /读文件//主函数界面/void main(){STUDENT head,mynew;head=init(); /链表初始化,使head的值为NULL/for(;;) /循环无限次/{switch(menu_select()){case 1:head=create();break;case 2:print(head);break;case 3:search(head);break;case 4:head=mydelete(head);break;case 5:head=sort(head);break;case 6:head=insert(head,&mynew);break; /&mynew表示返回地址/case 7:se(head);break;case 8:head=load(); break;case 9:exit(0); /如菜单返回值为9则程序结束/}}}/初始化函数/STUDENT init(){return NULL; /返回空指针/}/菜单选择函数/menu_select(){int n;printf("n按任一键进入主菜单...... npress any key to enter the menu......"); /按任一键进入主菜单/getch(); /从键盘读取一个字符,但不显示于屏幕/("cls");printf("n");printf("tt 欢迎 Welcome ton");printf("nttt 使用学生管理系统1.0nntttttn");printf("MENUn");printf("ttt1. 输入学生成绩记录 Enter the recordn"); /输入学生成绩记录/printf("ttt2. 显示 Print the recordn"); /显示/printf("ttt3. 寻找 Search record on namen"); /寻找/printf("ttt4. 删除 mydelete a recordn"); /删除/printf("ttt5. 排序 Sort to make mynew a filen"); /排序/printf("ttt6. 插入 Insert record to listn"); /插入/printf("ttt7. 保存 Se the filen"); /保存/printf("ttt8. 读取 Load the filen"); /读取/printf("ttt9. 退出 Quitn"); /退出/printf("n");do{printf("nttt输入你的选择Enter your cho(1~9):");scanf("%d",&n);}while(n9); /如果选择项不在1~9之间则重输/return(n); /返回选择项，主函数根据该数调用相应的函数/}/输入函数/STUDENT create(){int i,s;STUDENT head=NULL,p; / 定义函数.此函数带回一个指向链表头的指针/("cls");for(;;){p=(STUDENT )malloc(LEN); /开辟一个新的单元/if(!p) /如果指针p为空/{printf("n输出内存溢出. Out of memory."); /输出内存溢出/return (head); /返回头指针,下同/}printf("输入学号Enter the num(0:list end):");scanf("%s",p->num);if(p->num[0]=='0') break; /如果学号首字符为0则结束输入/printf("输入名字Enter the name:");scanf("%s",p->name);printf("请输入3门成绩Please enter the %d scoresn",3); /提示开始输入成绩/s=0; /计算每个学生的总分，初值为0/for(i=0;i{do{printf("成绩score%d:",i+1);scanf("%d",&p->score[i]);if(p->score[i]score[i]>100) /确保成绩在0~100之间/printf("数据错误,请重新输入 Data error,please enter again.n");}while(p->score[i]score[i]>100);s=s+p->score[i]; /累加各门成绩/}p->sum=s; /将总分保存/p->erage=(float)s/3; /先用强制类型转换将s转换成float型,再求平均值/p->order=0; /未排序前此值为0/p->next=head; /将头结点做为新输入结点的后继结点/head=p; /新输入结点为新的头结点/}return(head);}/ 显示全部记录函数/void print(STUDENT head){int i=0; / 统计记录条数/STUDENT p; /移动指针/("cls");p=head; /初值为头指针/printf("nSTUDENTn");printf("-------------------------------------------------------------------------------n");printf("| Rec | Num | Name | Sc1 | Sc2 | Sc3 | Sum | Ave | Order |n");printf("-------------------------------------------------------------------------------n");while(p!=NULL){i++;printf("| %3d | %4s | %-4s | %3d | %3d | %3d | %3d | %4.2f | %-5d|n",i, p->num,p->name,p->score[0],p->score[1],p->score[2],p->sum,p->erage,p->order);p=p->next;}printf("-------------------------------------------------------------------------------n");printf("ENDn");}/查找记录函数/void search(STUDENT head){STUDENT p; / 移动指针/char s[5]; /存放姓名用的字符数组/("cls");printf("请输入个姓名来查找. Please enter name for searching.n");scanf("%s",s);p=head; /将头指针赋给p/while(strcmp(p->name,s) && p != NULL) /当记录的姓名不是要找的，或指针不为空时/p=p->next; /移动指针，指向下一结点/if(p!=NULL) /如果指针不为空/{printf("nFOUNDn");printf("-------------------------------------------------------------------------------n");printf("| Num | Name | sc1 | sc2 | sc3 | Sum | Ave | Order |n");printf("-------------------------------------------------------------------------------n");printf("| %4s | %4s | %3d | %3d | %3d | %3d | %4.2f | %-5d|n",p->num,p->name,p->score[0],p->score[1],p->score[2],p->sum,p->erage,p->order);printf("-------------------------------------------------------------------------------n");printf("ENDn");}elseprintf("n没有该学生 There is no num %s student on the list.n",s); /显示没有该学生/}/删除记录函数/STUDENT mydelete(STUDENT head){int n;STUDENT p1,p2; /p1为查找到要删除的结点指针，p2为其前驱指针/char c,s[6]; /s[6]用来存放学号,c用来输入字母/("cls");printf("请输入要删除的学号 Please enter the mydeleted num: ");scanf("%s",s);p1=p2=head; /给p1和p2赋初值头指针/while(strcmp(p1->num,s) && p1 != NULL) /当记录的学号不是要找的，或指针不为空时/{p2=p1; /将p1指针值赋给p2作为p1的前驱指针/p1=p1->next; /将p1指针指向下一条记录/}if(strcmp(p1->num,s)==0) /学号找到了/{printf("FOUNDn");printf("-------------------------------------------------------------------------------n");printf("| Num | Name | sc1 | sc2 | sc3 | Sum | Ave | Order |n");printf("-------------------------------------------------------------------------------n");printf("| %4s | %4s | %3d | %3d | %3d | %3d | %4.2f | %-5d|n",p1->num,p1->name,p1->score[0],p1->score[1],p1->score[2],p1->sum,p1->erage,p1->order);printf("-------------------------------------------------------------------------------n");printf("ENDn");printf("n是否要删除,输入Y删除,N则退出nAre you sure to mydelete the student Y/N ?"); /提示是否要删除,输入Y删除,N则退出/for(;;){scanf("%c",&c);if(c=='n'||c=='N') break; /如果不删除,则跳出本循环/if(c=='y'||c=='Y'){if(p1==head) /若p1==head，说明被删结点是首结点/head=p1->next; /把第二个结点地址赋予head/elsep2->next=p1->next; /否则将一下结点地址赋给前一结点地址/n=n-1;printf("n学号为(Num): %s 学生以被删除(student he been mydeleted.)n",s);printf("别忘了保存. Don't forget to se.n");break; /删除后就跳出循环/}}}elseprintf("n没有这个学生在表上nThere is no num %s student on the list.n",s); /找不到该结点/}/排序函数/STUDENT sort(STUDENT head){int i=0; /保存名次/STUDENT p1,p2,t,temp; /定义临时指针/temp=head->next; /将原表的头指针所指的下一个结点作头指针/head->next=NULL; /个结点为新表的头结点/while(temp!=NULL) /当原表不为空时，进行排序/{t=temp; /取原表的头结点/temp=temp->next; /原表头结点指针后移/p1=head; /设定移动指针p1，从头指针开始/p2=head; /设定移动指针p2做为p1的前驱，初值为头指针/while(t->erageerage&&p1!=NULL) /作成绩平均分比较/{p2=p1; /待排序点值小，则新表指针后移/p1=p1->next;{t->next=p1; /待排序点的后继为p/head=t; /新头结点为待排序点/}else /待排序点应插入在中间某个位置p2和p1之间，如p为空则是尾部/{t->next=p1; /t的后继是p1/p2->next=t; /p2的后继是t/}}p1=head; /已排好序的头指针赋给p1，准备填写名次/while(p1!=NULL) /当p1不为空时，进行下列作/{i++; /结点序号/p1->order=i; /将结点序号赋值给名次/p1=p1->next; /指针后移/}printf("排序成功 Sorting is sucessful.n"); /排序成功/return (head);}/插入记录函数/STUDENT insert(STUDENT head,STUDENT mynew){STUDENT p0,p1,p2;int n,sum1,i;p1=head; /使p1指向个结点/p0=mynew; /p0指向要插入的结点/printf("nPlease enter a mynew record.n"); /提示输入记录信息/printf("输入学号Enter the num:");scanf("%s",mynew->num);printf("输入名字Enter the name:");scanf("%s",mynew->name);printf("Please enter the %d scores.n",3);sum1=0; /保存新记录的总分，初值为0/for(i=0;i{do{printf("成绩score%d:",i+1);scanf("%d",&mynew->score[i]);if(mynew->score[i]>100||mynew->score[i]printf("数据错误Data error,please enter again.n");}while(mynew->score[i]>100||mynew->score[i]sum1=sum1+mynew->score[i]; /累加各门成绩/}mynew->sum=sum1; /将总分存入新记录中/mynew->erage=(float)sum1/3;mynew->order=0;if(head==NULL) /原来的链表是空表/{head=p0;p0->next=NULL;} /使p0指向的结点作为头结点/else{while((p0->erageerage)&&(p1->next!=NULL)){p2=p1; /使p2指向刚才p1指向的结点/p1=p1->next; /p1后移一个结点/}if(p0->erage>=p1->erage){if(head==p1)head=p0; /插到原来个结点之前/else p2->next=p0; /插到p2指向的结点之后/else{p1->next=p0;p0->nexprintf("票已售完");t=NULL;} /插到的结点之后/}n=n+1; /结点数加1/head=sort(head); /调用排序的函数,将学生成绩重新排序/printf("n学生Student %s 已被更新he been inserted.n",mynew->name);printf("不要忘了保存Don't forget to se the mynew file.n");}/保存数据到文件函数/void se(STUDENT head){FILE fp; /定义指向文件的指针/STUDENT p; / 定义移动指针/char outfile[10];printf("输出文件例如:c:score Enter outfile name,for example c:scoren");scanf("%s",outfile);if((fp=fopen(outfile,"w"))==NULL) /为输出打开一个二进制文件,为只写方式/{printf("打不开文件Cannot open the filen");return; /若打不开则返回菜单/}printf("n保存中...Sing the file......n");p=head; /移动指针从头指针开始/while(p!=NULL) /如p不为空/{fwrite(p,LEN,1,fp); /写入一条记录/p=p->next; /指针后移/}fclose(fp); /关闭文件/printf("保存成功....Se the file successfully!n");}/ 从文件读数据函数/{STUDENT p1,p2,head=NULL; /定义记录指针变量/FILE fp; / 定义指向文件的指针/char infile[10];printf("倒入文件例如:c:score Enter infile name,for example c:scoren");scanf("%s",infile);if((fp=fopen(infile,"r"))==NULL) /打开一个二进制文件，为只读方式/{printf("打不开文件Can not open the file.n");}printf("n寻找文件...Loading the file!n");p1=(STUDENT )malloc(LEN); /开辟一个新单元/if(!p1){printf("内存溢出!Out of memory!n");}head=p1; /申请到空间，将其作为头指针/while(!feof(fp)) /循环读数据直到文件尾结束/{if(fread(p1,LEN,1,fp)!=1) break; /如果没读到数据，跳出循环/p1->next=(STUDENT )malloc(LEN); /为下一个结点开辟空间/if(!p1->next){printf("Out of memory!n");return (head);}p2=p1; /使p2指向刚才p1指向的结点/p1=p1->next; /指针后移，新读入数据链到当前表尾/}p2->next=NULL; /一个结点的后继指针为空/fclose(fp);printf("n你成功的从文件中读取了数据!nYou he success to read data from the file!n");return (head);}。

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