合同管理系统C语言代码

/*合同管理系统*/

/******头文件（.h）***********/

#include

#include

#include

#include "ctype.h"

#define M 50

struct addressbook

{

int num;

char name[20];

float money[20];

char jia[15];

char yi[15];

int creatline[15];

int deadline[15];

char carryout[15];

char classify[15];

};

typedef struct addressbook AddressBook;

int Init(AddressBook t[]);

int AddRecord(AddressBook t[],int n);

void List(AddressBook t[],int n);

void SearchOnName(AddressBook t[],int n); void changeOnName(AddressBook t[],int n); int Deleteonname(AddressBook t[],int n); void SortOnNum(AddressBook t[],int n);

int quantityonjia(AddressBook t[]);

void SaveRecord(AddressBook t[],int n);

int LoadRecord(AddressBook t[]);

int Menu_select();

void main()

{

AddressBook adr[M];

int length;

while(1)

{

switch(Menu_select())

{

case 1: length=Init(adr);

SaveRecord(adr,length);

break;

case 2:length=LoadRecord(adr);

AddRecord(adr,length);

break;

case 3:length=LoadRecord(adr);

List(adr,length);

break;

case 4:length=LoadRecord(adr);

SearchOnName(adr,length);

break;

case 5:length=LoadRecord(adr);

changeOnName(adr,length);

SaveRecord(adr,length);

List(adr,length);

break;

case 6:length=LoadRecord(adr);

Deleteonname(adr,length);

SaveRecord(adr,length);

List(adr,length);

break;

case 7:length=LoadRecord(adr);

SortOnNum(adr,length);

SaveRecord(adr,length);

List(adr,length);

break;

case 8:length=LoadRecord(adr);

quantityonjia(adr,length);

break;

case 0:exit(0); /*如返回值为0则程序结束*/

}

}

}

int Menu_select()

{

int c;

printf("press any key enter menu......\n");

getchar(); /*读入任意字符*/

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

printf(" 1. 录入初始记录\n");

printf(" 2. 增加记录\n");

printf(" 3. 显示所有记录\n");

printf(" 4. 根据合同名称查找记录\n");

printf(" 5. 根据合同名称修改记录\n");

printf(" 6. 根据合同名称删除记录\n");

printf(" 7. 按合同编号从小到大显示记录\n");

printf(" 8. 根据合同甲方统计其合同量数\n");

printf(" 0. 退出\n");

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

printf("\n Enter your choice(0-8):");

if(scanf("%d",&c)!=1)

{ while(getchar()!='\n')

continue;

/* continue;*/

}

}while(c<0||c>8);

return c;

}

int Init(AddressBook t[])

{

int i,n;

system("cls");

printf("\n请输入要输入的记录数：\n");

scanf("%d",&n);

printf("开始输入记录：\n");

for(i=0;i

{ system("cls");

printf("\n第%d条合同的编号：",i+1);

scanf("%d",&t[i].num);

printf("第%d条合同的名称：",i+1);

scanf("%s",t[i].name);

printf("第%d条合同的金额：",i+1);

scanf("%s",t[i].money);

printf("第%d条合同的甲方：",i+1);

scanf("%s",t[i].jia);

printf("第%d条合同的乙方：",i+1);

scanf("%s",t[i].yi);

printf("第%d条合同的等级：",i+1);

scanf("%s",t[i].classify);

printf("第%d条合同的生效日期：",i+1);

scanf("%s",t[i].creatline);

printf("第%d条合同的到期日期：",i+1);