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1282855823@qq.com 6 years ago
parent f663c516e3
commit 6cae9420b7
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年历2.c
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#include<stdio.h>
#include<time.h>
void menu();
void year_calendar();
void year_month_calendar();
void year_month_day_calendar();
int main()
{
int choice;
menu();
printf("请选择你要的日历服务序号：");
scanf("%d",&choice);
switch(choice)
{
case 1:year_calendar();break;
case 2:year_month_calendar();break;
case 3:year_month_day_calendar();break;
}
getchar();getchar();getchar();getchar();
return 0;
}
void menu()
{
printf("-----------------------------------------------------------------\n");
printf(" 欢迎来到日历查询系统 \n");
printf(" 1:查询某年日历 \n");
printf(" 2:查询某年某月的日历 \n");
printf(" 3:查询某年月日的日历信息 \n");
printf("-----------------------------------------------------------------\n");
}
void year_calendar()
{
int year,day,i,j,k,n,m,q,month_one_weekday[13];//day--到今年一月一日前共多少天； month_one_weekday[13]--每个月1号是星期几；
int month_day[13]; //month_day[13]---查询当年每月共计多少天。
printf("请输入你要查询日历的年份：");
scanf("%d",&year);
day=0;
for(i=1;i<=year-1;i++)
{
if( year%400==0 || (year%4==0&&year%100!=0) )
n=366;
else n=365;
day=day+n;
}
month_day[0]=0;
for(i=1;i<=12;i++)
{
switch(i)
{
case 1:case 3:case 5:case 7:
case 8:case 10:case 12: month_day[i]=31;break;
case 4:case 6:case 9:case 11: month_day[i]=30;break;
case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
month_day[i]=29;
else month_day[i]=28;
break;
}
day=day+month_day[i-1];
if((day+1)%7==0)
month_one_weekday[i]=7;
else month_one_weekday[i]=(day+1)%7;//month_one_weekday[i]:第i个月的第一天是星期几
}
for(i=1;i<=12;i++)//每循环一次输出一个月的日历
{
printf("\n\n");
printf("\n%2i月\n\tSun\tMon\tTue\tWed\tThur\tFri\tSat\n",i);
for(j=1,m=0;j<=month_day[i];j++)//j:每个月的每一天； ?m：已经输出的天数
{
if(j==1)
{
q=month_one_weekday[i]-1;
for(k=1;k<=q;k++)
printf("\t");
printf("\t%d\t",j);m=q+1;
}
else { printf("%d\t",j);m++;}
if(m%7==0)
printf("\n\t ");
}
}
}
void year_month_calendar()
{
int year,month,day=0;
int i,j,k,n,m,q;
int month_day[13],month_one_weekday[13];
printf("\n请输入要查询日历的年月：");
scanf("%d%d",&year,&month);
day=0;
for(i=1;i<=year-1;i++)
{
if( year%400==0 || (year%4==0&&year%100!=0) )
n=366;
else n=365;
day=day+n;
}
month_day[0]=0;
for(i=1;i<=12;i++)
{
switch(i)
{
case 1:case 3:case 5:case 7:
case 8:case 10:case 12: month_day[i]=31;break;
case 4:case 6:case 9:case 11: month_day[i]=30;break;
case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
month_day[i]=29;
else month_day[i]=28;
break;
}
day=day+month_day[i-1];
if((day+1)%7==0) month_one_weekday[i]=7;
else month_one_weekday[i]=(day+1)%7;//month_one_weekday[i]:第i个月的第一天是星期几
}
printf("%d年的第%d月日历是:\n",year,month);
printf("要查询的当月共计多少天：%d\n",month_day[month]);
printf("\n%2i月：Sun\tMon\tTue\tWed\tThur\tFri\tSat\n",month);
for(j=1,m=0;j<=month_day[month];j++)//j:每个月的每一天； ?m：已经输出的天数
{
if(j==1)
{
q=month_one_weekday[month]-1;
for(k=1;k<=q;k++)
printf("\t");
printf("\t%d\t",j);m=q+1;
}
else { printf("%d\t",j);m++;}
if(m%7==0)
printf("\n\t");
}
}
void year_month_day_calendar()
{
int year,month,dayy,day,day1,day2,weekday,flag,n1,n2,n,i;//n--距离今天还有多少天，dayy--输入的day
int month_day[13];
struct tm *local;
time_t t;
printf("\n请输入查询的年月日：");
scanf("%d%d%d",&year,&month,&dayy);
printf("输入的日期是：%d年%d月%d日！",year,month,dayy);
if((month==1&&dayy==1) || (month==5&&dayy==1) || (month==10&&dayy==1))
printf("输入日期是法定假日！\n");
else printf("输入日期不是法定假日！\n");
day=0;
for(i=1;i<=year-1;i++)
{
if( year%400==0 || (year%4==0&&year%100!=0) )
n=366;
else n=365;
day=day+n;
}
day1=day;
month_day[0]=0;
for(i=1;i<=12;i++)
{
switch(i)
{
case 1:case 3:case 5:case 7:
case 8:case 10:case 12: month_day[i]=31;break;
case 4:case 6:case 9:case 11: month_day[i]=30;break;
case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
month_day[i]=29;
else month_day[i]=28;
break;
}
}
for(i=1,n1=0;i<=month-1;i++)
day1=day1+month_day[i];
day1=day1+dayy;
n1=day1; //n1--公元1年1月1日，到输入日期的天数；
t=time(NULL);
local=localtime(&t);
year=local->tm_year+1900;
month=local->tm_mon+1;
dayy=local->tm_mday;
printf("\n今天的日期是：%d年%d月%d日。\n",year,month,dayy);
day2=day;
for(i=1;i<=12;i++)
{
switch(i)
{
case 1:case 3:case 5:case 7:
case 8:case 10:case 12: month_day[i]=31;break;
case 4:case 6:case 9:case 11: month_day[i]=30;break;
case 2:if( year%400==0 || (year%4==0&&year%100!=0) )
month_day[i]=29;
else month_day[i]=28;
break;
}
}
for(i=1,n2=0;i<=month-1;i++)
day2=day2+month_day[i];
day2=day2+dayy;
n2=day2; //n2--公元1年1月1日，到当前日期的天数；
if(n2>n1)
printf("输入日期距离当前系统日期还有%d天！\n",n2-n1);
else
printf("输入日期距离当前系统日期还有%d天！\n",n1-n2);
if((month==1&&dayy==1) || (month==5&&dayy==1) || (month==10&&dayy==1))
printf("当前日期是法定假日！\n");
else printf("当前日期不是法定假日！\n");
int week;
week=n1%7-1;
switch(week)
{
case 0:
{
printf("星期日");
break;
}
case 1:
{
printf("星期一");
break;
}
case 2:
{
printf("星期二");
break;
}
case 3:
{
printf("星期三");
break;
}
case 4:
{
printf("星期四");
break;
}
case 5:
{
printf("星期五");
break;
}
case 6:
{
printf("星期六");
break;
}
}
}

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年历2.exe
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