实现一个通讯录，可以用来存储1000个人的信息，每个人的信息包括：姓名，年龄，性别，电话，住址

实现一个通讯录；

通讯录可以用来存储1000个人的信息，每个人的信息包括：

姓名、性别、年龄、电话、住址

提供方法：

1. 添加联系人信息

2. 删除指定联系人信息

3. 查找指定联系人信息

4. 修改指定联系人信息

5. 显示所有联系人信息

6. 清空所有联系人

#include"contact.h"

int add_contact(pContact pcon)
{
if(pcon->count_user ==MAX)
{
printf("通讯录已满！");
return -1;
}
else
{
printf("请输入名字：");
scanf("%s",pcon->people[pcon->count_user].name );
printf("请输入性别：");
scanf("%s",pcon->people[pcon->count_user].sex);
printf("请输入年龄：");
scanf("%d",&pcon->people[pcon->count_user].age);
printf("请输入电话：");
scanf("%s",pcon->people[pcon->count_user].tel);
printf("请输入地址：");
scanf("%s",pcon->people[pcon->count_user].add );
pcon->count_user++;
}
return 0;

}
int del_contact(pContact pcon)
{
int i=0;
int rel=search_contact(pcon);
if(rel!=-1)
{
for(i=rel;i<pcon->count_user-1;i++)
{
pcon->people[i] =pcon->people [i+1];
}
pcon->count_user--;
return 1;
}
else
{
printf("不存在！");
return -1;
}
}
int  search_contact(pContact pcon)
{
int i;
char name[NAME_LIGHT];
printf("请输入要查找的名字：");
scanf("%s",name);

for(i=0;i<pcon->count_user;i++)
{
if(strcmp(pcon->people[i].name ,name)==0)
{
printf("\tname\tsex\tage\ttel\tadd\n");
printf("%10s",pcon->people[i].name );
printf("%5s",pcon->people[i].sex);
printf("%10d",pcon->people[i].age );
printf("%10s",pcon->people[i].tel );
printf("%10s\n",pcon->people[i].add );
return 1;
}
}

return -1;
}

int modify_contact(pContact pcon)
{
int rel=search_contact(pcon);
if(rel!=-1)
{
printf("请输入姓名：");
scanf("%s",pcon->people[pcon->count_user ].name);
printf("请输入性别：");
scanf("%s",pcon->people[pcon->count_user].sex );
printf("请输入年龄：");
scanf("%d",&pcon->people[pcon->count_user].age);
printf("请输入电话：");
scanf("%s",pcon->people[pcon->count_user ].tel );
printf("请输入地址：");
scanf("%s",pcon->people[pcon->count_user ].add );
return 1;
}
else
{
printf("输入错误！");
return -1;

}
}

int show_contact(pContact pcon)
{
int i;
printf("\tname\tsex\tage\ttel\tadd\n");
for(i=0;i< pcon->count_user;i++)
{
printf("%10s",pcon->people[i].name );
printf("%5s",pcon->people[i].sex);
printf("%10d",pcon->people[i].age );
printf("%10s",pcon->people[i].tel );
printf("%10s\n",pcon->people[i].add );

}

printf("\n");
return 0;
}

int clear_contact(pContact pcon)
{
pcon->count_user =0;
return 1;

}

#ifndef CONTACT_H
#define CONTACT_H

#endif

#include<stdio.h>
#include<string.h>
#include<stdlib.h>

#define NAME_LIGHT 10
#define SEX_LIGHT   4
#define TEL_LIGHT  20
#define ADD_LIGHT  30
#define MAX 1000

struct peopleInfo
{
char name[NAME_LIGHT];
char sex[SEX_LIGHT];
int  age;
char tel[TEL_LIGHT];
char add[ADD_LIGHT];

};
struct contact
{
struct peopleInfo people[MAX];
int count_user;
};
typedef struct contact  *pContact;

int add_contact(pContact pcon);
int del_contact(pContact pcon);
int search_contact(pContact pcon);
int modify_contact(pContact pcon);
int show_contact(pContact pcon);
int clear_contact(pContact pcon);

#include"contact.h"
int main()
{
int n;
struct contact people;
people.count_user=0;
printf("请输入一个数：");
scanf("%d",&n);
switch(n)
{
case 1:
add_contact(&people);
break;
case 2:
del_contact(&people);
break;
case 3:
search_contact(&people);
break;
case 4:
clear_contact(&people);
break;
case 5:
modify_contact(&people);
break;
case 6:
show_contact(&people);
break;
default:
printf("输入错误！");
break;
}

return 0;

}