用C++编写一个学生通讯录管理系统

#include<stdio.h>

#include<stdlib.h>

#include<string.h>

#define FORMAT "%s\t\t%s\t\t%s\t%d\t%s\n"

int count=0;

struct Address

{

char Name[21];

int Age;

char Sex[6];

char ClassNum[11];

char PhonNum[12];

};

int Enterface();

int Add(Address book[]);

int Modify(Address book[]);

int Delent(Address book[]);

int Insert(Address book[]);

int Find(Address book[]);

int Show(Address book[]);

int FindName(Address book[]);

int FindClassNum(Address book[]);

int DelName(Address book[]);

int DelClassNum(Address book[]);

int FindPhonNum(Address book[]);

int Readtxt(Address book[]);

int Writetxt(Address book[]);

int Search(Address book[],char str1[],int n);

int FSearch(Address book[],char str2[],int n);

int Taxis(Address book[]);

int Exit();

////////////////////////////////////////////////////////////////////

void main()

{

Address book[100];

int choice;

char or='m';

printf("\n");

printf("\n");

printf("\n");

printf("\n");

printf("\n");

printf("\n");

printf("\n");

printf("\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\n");

printf("\n");

printf(" !!!欢迎使用班级通讯录系统!!!\n");

printf("\n");

printf(" !!!按任意键进入系统!!!\n");

printf("\n");

printf(" !!!管理员：******!!!\n");

printf("\n");

printf("///////////////////////////////////////////////////////\n");

system("pause");

system("cls");

Readtxt(book);

while(or=='m')

{

choice=Enterface();

switch(choice)

{

case 1: Add(book);

break;

case 2: Modify(book);

break;

case 3: Delent(book);

break;

case 4: Insert(book);

break;

case 5: Find(book);

break;

case 6: Show(book);

break;

case 7: Exit();

break;

default : printf("!!!输入错误!!!\n");

Exit();

break;

}

}

}

int Enterface()

{

int choice=0;

printf("*******************\n");

printf(" 1.添加\n");

printf(" 2.修改\n");

printf(" 3.删除\n");

printf(" 4.插入\n");

printf(" 5.查找\n");

printf(" 6.显示\n");

printf(" 7.退出\n");

printf("*******************\n");

printf("请输入您的选择:");

scanf("%d",&choice);

return choice;

}

int Add(Address book[])

{

char or='Y';

while('Y'==or)

{

printf("请输入姓名：");

scanf("%s",&book[count].Name);

flag1:

printf("请输入电话号码：");

scanf("%s",&book[count].PhonNum);

for(int i=0;i<count;i++)

{

if(strcmp(book[count].PhonNum,book[i].PhonNum)==0)

{

printf("!!!号码已存在!!!\n");

goto flag1;

}

}

flag2:

printf("请输入学号：");

scanf("%s",&book[count].ClassNum);

for(i=0;i<count;i++)

{

if(strcmp(book[count].ClassNum,book[i].ClassNum)==0)

{

printf("!!!学号已存在!!!\n");

goto flag2;

}

}

printf("请输入年龄：");

scanf("%d",&book[count].Age);

printf("请输入性别：");

scanf("%s",&book[count].Sex);

getchar();

count++;

printf("是否继续添加('Y'添加，其他键返回主界面):");

scanf("%c",&or);

if('Y'!=or)

{

system("cls");

break;

}

}

Taxis(book);

Writetxt(book);

// printf("sdfsdfsdf\n");

return 0;

}

int Modify(Address book[])

{

char str[11];

int flag=0;

int ksd=0;

printf("去年个输入学号：");

scanf("%s",&str);

for(int i=0;i<count;i++)

{

if(strcmp(str,book[i].ClassNum)==0)

{

if(ksd==0)

{

printf(" 姓名\t 电话\t\t学号\t性别\t年龄\n");

ksd=1;

}

printf("%8s\t%8s\t%s\t%s\t%d\n",book[i].Name,book[i].PhonNum,

book[i].ClassNum,book[i].Sex,book[i].Age);

// str[flag_num++]=i;

flag=1;

// i--;

break;

}

}

if(flag==0)

{

printf("!!!无此记录!!!\n");

return 0;

}

printf("请输入姓名：");

scanf("%s",&book[i].Name);

flag0:

printf("请输入电话号码：");

scanf("%s",&book[i].PhonNum);

for(int j=0;j<count;j++)

{

if(j==i)

continue;

if(strcmp(book[i].PhonNum,book[j].PhonNum)==0)

{

printf("!!!号码已存在!!!\n");

goto flag0;

}

}

flag3:

printf("请输入学号：");

scanf("%s",&book[i].ClassNum);

for(j=0;j<count;j++)

{

if(j==i)

continue;

if(strcmp(book[i].ClassNum,book[j].ClassNum)==0)

{

printf("!!!学号已存在!!!\n");

goto flag3;

}

}

printf("请输入年龄：");

scanf("%d",&book[i].Age);

printf("请输入性别：");

scanf("%s",&book[i].Sex);

getchar();

printf("修改完毕!\n");

Writetxt(book);

system("pause");

// printf("modify\n");

return 0;

}

int Delent(Address book[])

{

// printf("delent\n");

int choice=0;

printf("================\n");

printf(" 1.按姓名删除\n");

printf(" 2.按学号删除\n");

printf("================\n");

scanf("%d",&choice);

switch(choice)

{

case 1: DelName(book);

break;

case 2: DelClassNum(book);

break;

default :

break;

}

return 0;

}

int Insert(Address book[])

{

Add(book);

// printf("insert\n");

return 0;

}

int Find(Address book[])

{

int choice=0;

printf("================\n");

printf(" 1.按姓名查找\n");

printf(" 2.按学号查找\n");

printf(" 3.按电话查找\n");

printf("================\n");

scanf("%d",&choice);

switch(choice)

{

case 1: FindName(book);

break;

case 2: FindClassNum(book);

break;

case 3: FindPhonNum(book);

break;

default :

break;

}

// printf("find\n");

return 0;

}

int FindName(Address book[])

{

char aname[30];

printf("请输入要查找的名字：");

scanf("%s",&aname);

FSearch(book,aname,3);

return 0;

}

int FindClassNum(Address book[])

{

char anum[20];

printf("请输入要查找的学号：");

scanf("%s",&anum);

FSearch(book,anum,2);

return 0;

}

int FindPhonNum(Address book[])

{

char aphonnum[20];

printf("请输入要查找的学号：");

scanf("%s",&aphonnum);

FSearch(book,aphonnum,1);

return 0;

}

int Show(Address book[])

{

int or=0;

if(count==0)

{

printf("!!!无记录!!!\n");

system("pause");

system("cls");

}

else

{

printf(" 姓名\t 电话\t\t学号\t性别\t年龄\n");

for(int i=0;i<count;i++)

printf("%8s\t%8s\t%s\t%s\t%d\n",book[i].Name,book[i].PhonNum,

book[i].ClassNum,book[i].Sex,book[i].Age);

system("pause");

}

printf("是否排序？\n-=1.排序=- -=2.返回主界面=-\n");

scanf("%d",&or);

if(1==or)

Taxis(book);

return 0;

}

int DelName(Address book[])

{

char aname[20];

printf("请输入要删除的姓名：");

scanf("%s",&aname);

Search(book,aname,2);

return 0;

}

int DelClassNum(Address book[])

{

char anum[20];

printf("请输入要删除的学号：");

scanf("%s",&anum);

Search(book,anum,1);

return 0;

}

int Readtxt(Address book[])

{

FILE *fp1;

fp1=fopen("photonumbers.txt","r");

if(fp1 == NULL)

{

printf("wrong!\n");

system("pause");

}

while(!feof(fp1))

{

if(!fscanf(fp1,"%s\t\t%s\t\t%s\t%d\t%s",book[count].Name,book[count].PhonNum,

book[count].ClassNum,&book[count].Age,book[count].Sex))

printf("读入出错！");

count++;

}

count--;

fclose(fp1);

return 0;

}

int Writetxt(Address book[])

{

FILE *fp;

fp=fopen("photonumbers.txt","w");

for(int i=0;i<count;i++)

{

fprintf(fp,FORMAT,book[i].Name,book[i].PhonNum,

book[i].ClassNum,book[i].Age,book[i].Sex);

}

fclose(fp);

return 0;

}

int Search(Address book[],char str1[],int n)

{

int flag=0;

int str[5];

int flag_num=0;

int j;

int gf;

int ksd=0;

for(int i=0;i<count;i++)

{

if(n==1)

{

if(strcmp(str1,book[i].ClassNum)==0)

flag=2;

}

else if(n==2)

{

if(strcmp(str1,book[i].Name)==0)

flag=2;

}

if(flag==2)

{

if(ksd==0)

{

printf(" 姓名\t 电话\t\t学号\t性别\t年龄\n");

ksd=1;

}

printf("%8s\t%8s\t%s\t%s\t%d\n",book[i].Name,book[i].PhonNum,

book[i].ClassNum,book[i].Sex,book[i].Age);

str[flag_num++]=i;

flag=1;

}

}

if(flag==0)

{

printf("!!!无记录!!!\n");

system("pause");

system("cls");

}

if(flag==1)

{

printf("-=1.确认删除=-\t-=2.取消=-\n");

scanf("%d",&j);

if(1==j)

{

gf=1;

for(int m=str[0];m<count-flag_num;m++)

{

for(int j=gf-1;j<flag_num;j++)

{

if((m+gf)==str[j])

gf++;

}

strcpy(book[m].Name,book[m+gf].Name);

book[m].Age=book[m+gf].Age;

strcpy(book[m].ClassNum,book[m+gf].ClassNum);

strcpy(book[m].PhonNum,book[m+gf].PhonNum);

strcpy(book[m].Sex,book[m+gf].Sex);

}

count=count-flag_num;

Writetxt(book);

}

else if(2==j)

{

printf("!!!操作已取消!!!\n");

}

system("pause");

}

return 0;

}

int FSearch(Address book[],char str2[],int n)

{

int flag=0;

int ksd=0;

for(int i=0;i<count;i++)

{

if(n==1)

{

if(strcmp(str2,book[i].PhonNum)==0)

flag=2;

}

else if(3==n)

{

if(strcmp(str2,book[i].Name)==0)

flag=2;

}

else if(2==n)

{

if(strcmp(str2,book[i].ClassNum)==0)

flag=2;

}

if(flag==2)

{

if(0==ksd)

{

printf(" 姓名\t 电话\t\t学号\t性别\t年龄\n");

ksd=1;

}

printf("%8s\t%8s\t%s\t%s\t%d\n",book[i].Name,book[i].PhonNum,

book[i].ClassNum,book[i].Sex,book[i].Age);

flag=1;

}

}

if(1==flag)

system("pause");

else if(flag==0)

{

printf("!!!无此记录!!!\n");

system("pause");

system("cls");

}

return 0;

}

int Taxis(Address book[])

{

/* for(int i=0;i<count;i++)

{

for(int j=0;j<count-1-i;j++)

{

if(strcmp(book[j].ClassNum,book[j+1].ClassNum)>0)

{

Address bk;

strcpy(bk.Name,book[j].Name);

bk.Age=book[j].Age;

strcpy(bk.ClassNum,book[j].ClassNum);

strcpy(bk.PhonNum,book[j].PhonNum);

strcpy(bk.Sex,book[j].Sex);

strcpy(book[j].Name,book[j+1].Name);

book[j].Age=book[j+1].Age;

strcpy(book[j].ClassNum,book[j+1].ClassNum);

strcpy(book[j].PhonNum,book[j+1].PhonNum);

strcpy(book[j].Sex,book[j+1].Sex);

strcpy(book[j+1].Name,bk.Name);

book[j+1].Age=bk.Age;

strcpy(book[j+1].ClassNum,bk.ClassNum);

strcpy(book[j+1].PhonNum,bk.PhonNum);

strcpy(book[j+1].Sex,bk.Sex);

}

}

}

printf("!!!操作成功!!!\n");

system("pause");

system("cls");

Writetxt(book);*/

return 0;

}

int Exit()

{

exit(1);

return 0;

}

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