万年历(c语言,多功能)
#include "time.h" /*包含的头文件*/
#include "stdio.h"
#include "math.h"
#include "windows.h"
#include "conio.h"
#define KEYNUMUp 0x48 /*宏定义*/
#define KEYNUMDown 0x50
#define KEYNUMLeft 0x4b
#define KEYNUMRight 0x4d
int eachyeartotal(int year,int month,int day); /*函数声明*/
int counterdays(int year,int month,int day);
int nowtime(int year,int month,int day);
int week(int year,int month,int day);
int maxDay(int year,int month);
int isleap(int year);
void whatweek(int year,int month,int day);
void display(int year ,int month);
void display2(int year,int month);
void display3(int year,int month,int day) ;
void setDay1(int year,int month,int day);
void setDay2(int year,int month,int day);
void setDay3(int year,int month,int day);
void jieri(int month,int day);
void display1(int day);
void getmenu();
void main() /*主函数*/
{
int year,month,day,select;
while(1)
{
getmenu();
printf(" 请输入相应数字:"); /*菜单选择 */
scanf("%d",&select);
system("cls");
switch(select)
{
case 1: /*当选择为1时显示日期查询*/
printf(" 日期查询：输入天数(如5):");
scanf("%d",&day);
if(day>0&&day<10000) /*日期选择从0-10000 */
{ display1(day);
printf(" 提示 按任意键：返回菜单\n\n");
setDay2( year,month, day);
}
else
system("cls");
printf(" 输入无效,重新输入!\n");
break;
case 2: /*当选择为2显示月历*/
printf(" 月历查询：输入年月(如2011,6):");
scanf("%d,%d",&year,&month);
if(year>0&&year<10000&&month>=1&&month<=12)
{
display2(year,month);
printf(" 提示 按←：上个月 按→：下个月 按其他键：返回菜单\n\n");
setDay2( year,month, day);
}
else
system("cls");
printf(" 输入无效,重新输入!\n");
break;
case 3:
