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18408000619@stu.hut.edu.cn 6 years ago
parent 214ed80284
commit d4783e861d
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Untitled3.cpp
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#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int monthdays[12] = {31,28,31,30,31,30,31,31,30,31,30,31} ;
char yearr(int year)
{
if (year%4==0&&year%100||year%400==0)
return 1;
else
return 0;
}
int midmonthday(int m1 , int m2, int y)
{
int i ;
int ds ;
ds = 0 ;
for(i = m1 + 1 ; i < m2 ; i++)
{
ds =ds+ monthdays[i-1] ;
if(i == 2)
{
if(yearr(y))
{
ds++ ;
}
}
}
return ds ;
}
int SameYearDays(int y1 , int m1 , int d1 , int y2 , int m2 , int d2)
{
int Days ;
if(m1 == m2)
{
Days =abs(d2 - d1) ;
}
else
{
Days = abs(monthdays[m1 - 1] - d1) ;
if(m1 == 2)
{
if(yearr(y1))
{
Days++ ;
}
}
if((m1 + 1) != m2)
{
Days += midmonthday(m1 , m2, y1);
}
Days += d2 ;
}
return Days;
}
int GetMidYearDays(int y1,int y2)
{
int days=0;
int i=0;
for (i=y1+1;i<y2;i++)
{
if (yearr(i-1))
{
days+=366;
}
else
days+=365;
}
return days;
}
int distanceYearDays(int y1 , int m1 , int d1 , int y2 , int m2 , int d2)
{
int days;
if (y1==y2)
{
days=SameYearDays( y1 ,m1 ,d1 , y2 , m2 ,d2);
}
else
{
days=monthdays[m1+1]-d1;
if((y1+1) != y2)
{
days+=GetMidYearDays(y1,y2);
}
days+=midmonthday(m1-1,13,y1);
if(m2==1)
{
days+=d2;
}
else
{
days+=midmonthday(1,m2,y2);
days+=d2;
}
}
return days;
}
int printfweek()
{
printf("%s\t%s\t%s\t%s\t%s\t%s\t%s\t\n","周日","周一","周二","周三","周四","周五","周六");
} int GetWeek(int year,int month)
{
int m[12] = {31,28,31,30,31,30,31,31,30,31,30,31};
int day=0,week,i;
switch (month)
{
case 1:
day = 1;
break;
case 2:
day = m[0] + 1;
break;
case 3: case 4: case 5: case 6: case 7: case 8: case 9: case 10: case 11: case 12:
if (yearr(year) == true)
m[1] = 29;
for (i=0;i<month-1;i++)
{
day = day + m[i];
}
day = day + 1;
break;
}
week = ((year-1) + (year-1)/4 - (year-1)/100 + (year-1)/400 + day) % 7;
return week;
}
int tian(int month,int year)
{
int day;
switch (month)
{
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:day=31;break;
case 4:
case 6:
case 9:
case 11:day=30;break;
case 2:{
if(year%400==0||(year%4==0&&year%100!=0))
day=29;
else
day=28;
}
break;
}
return day;
}
int prifirst(int month,int year)
{
int b;
if (month<3)
{
month=month+12;
year--;
}
b=(1+2*month+3*(month+1)/5+year+year/4-year/100+year/400)%7;
return b;
}
int prtmonth(int month)
{
switch (month)
{
case 1:printf("%26s\n","一月\n");break;
case 2:printf("%26s\n","二月\n");break;
case 3:printf("%26s\n","三月\n");break;
case 4:printf("%26s\n","四月\n");break;
case 5:printf("%26s\n","五月\n");break;
case 6:printf("%26s\n","六月\n");break;
case 7:printf("%26s\n","七月\n");break;
case 8:printf("%26s\n","八月\n");break;
case 9:printf("%26s\n","九月\n");break;
case 10:printf("%26s\n","十月\n");break;
case 11:printf("%26s\n","十一月\n");break;
case 12:printf("%26s\n","十二月\n");break;
}
}
int hello()
{ int a;
int year,month,i,c,week;
printf("1:查询某一年日历\n2:查询某年某月有几天\n3:查询两天之间相差多少天\n4查询某天是星期几\n5判断是否为节假日\n6输出某年月日历\n");
printf("请输入选项：\n") ;
scanf("%d",&a);
switch(a)
{
case 1:printf("年份\n:");
scanf("%d",&year);
for (month=1; month<=12; month++) {
c=1;
prtmonth(month);
printfweek();
week=prifirst(month,year);
if (week!=6)
for (i=0; i<=week; i++) {
printf("\t");
c++;
}
for (i=1; i<=tian(month,year); i++,c++)
{
printf("%d\t",i);
if (c%7==0)
{
printf("\n");
}
}
printf("\n");
}
return 0;
break;
case 2:int day;
printf("输入年月：\n");
scanf("%d%d",&year,&month);
day=tian(month,year);
printf("%d年%d月有%d天",year,month,day);
return 0;
break;
case 3:int Year1 ,Month1 ,Day1 ,Year2 ,Month2 ,Day2;
int Days ;
printf("输入第一个日期(年 月 日)：\n");
scanf("%d%d%d",&Year1,&Month1,&Day1);
printf("输入第二个日期(年 月 日)：\n");
scanf("%d%d%d",&Year2,&Month2,&Day2);
Days = distanceYearDays(Year1, Month1,Day1,Year2,Month2,Day2);
printf("两个日期相差的天数为：%d\n" , Days);
break;
case 4: int y,m,d,c,w;
printf ("输入年 月 日：");
scanf ("%d %d %d", &y, &m, &d);
if (m==1||m==2)
{
y--;
m+=12;
}
c = y / 100;
y = y - c * 100;
w = (c/4)-2*c+(y+y/4)+(13*(m+1)/5)+d-1;
while(w<0)
w += 7;
w %= 7;
if (w==0)
printf ("星期日");
else printf ("星期%d\n", w);
return 0;
break;
printf("\n");
case 5:
printf("请输入日期:\n");
scanf("%d%d%d",&year,&month,&day);
switch(month)
{
case 1:if(day==1)
printf("元旦\n");
break;
case 4:if(day==5)
printf("清明\n");
break;
case 5:if(day==1)
printf("劳动节\n");
break;
case 6:if(day==1)
printf("儿童节\n");
break;
case 7:if(day==1)
printf("建党节\n");
break;
case 8:if(day==1)
printf("建军节\n");
break;
case 9:if(day==10)
printf("教师节\n");
break;
case 10:if(day==1)
printf("国庆节\n");
break;
default:printf("error");
}printf("\n");
break;
case 6:
printf("输入年月：");
scanf("%d%d",&y,&m);
printf(" %d年%d月\n",y,m);
printf(" 一 二 三 四 五 六 日\n");
week = GetWeek(y,m);
if(week == 0)
week = 7;
for (i = 1;i < week; i++)
{
printf(" ");
}
int month[12] = {31,28,31,30,31,30,31,31,30,31,30,31};
if (yearr(y) == 1)
month[1] = 29;
for(i=1;i<=month[m-1];i++)
{
printf("%3d",i);
if((i+week-1) % 7 == 0)
printf("\n");
}
printf("\n");
}
} int main()
{
int x;
while (1)
{
printf("-------------操作选项-----------\n");
printf(" 1:返回菜单 \n");
printf(" 2:退出程序 \n");
printf(" 3:执行操作 \n");
printf("\t" );
printf("选择要执行的操作: ");
scanf("%d",&x);
printf("\n");
if(x==2)
break;
switch(x)
{
case 1: break;
case 3: hello();break;
default:
printf("错误输出\n");
break;
}
}
return 0;
}

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