日历

yiqiesuifengf 2010-07-21 11:47:38

#include<stdio.h>
#define sunday 0
#define monday 1
#define tuesday 2
#define wednesday 3
#define thursday 4
#define friday 5
#define saturday 6
int inputyear(); //输入年份
void prtcalendar(int year); //打印某年的日历
void prtmonthcalendar(int month,int year); //打印某月的日历
char *monthname(int month); //月份名称
int monthdays(int month,int year); //计算某月的天数
int firstdayofmonth(int month,int year); //计算某月的第一天是星期几
void printspace(int weekday); //打印某月第一天以前的空格
int isleapyear(int year);
void main()
{
int year;
year=inputyear();
prtcalendar(year);
}
//输入年份
int inputyear()
{
int year;
while(1)
{
printf("which year?");
scanf("%d",&year);
if(year>=1900)
return(year);
}
printf("the year must be at least 1900\n");
}
//打印某年的日历
void prtcalendar(int year)
{
int month;
for(month=1;month<=12;month++)
{
prtmonthcalendar(month,year);
printf("\n");
}
}
//打印某月的日历
void prtmonthcalendar(month,year)
{
int weekday,ndays,day;
printf("%s,%d\n",monthname(month),year);
printf("SU MO TU WE TH FR SA\n");
ndays=monthdays(month,year);
weekday=firstdayofmonth(month,year);
printspace(weekday);
//在星期表上打印日期
for(day=1;day<=ndays;day++)
{
printf("%-8d",day);
if(weekday==saturday)
printf("\n");
weekday=(weekday+1)%7;
}
if(weekday!=sunday)
printf("\n"); //最后一行为星期的开头是不需要换行
}
//返回月份名称
char *monthname(int month)
{
switch(month)
{
case 1:return("January");
case 2:return("February");
case 3:return("March");
case 4:return("April");
case 5:return("May");
case 6:return("June");
case 7:return("July");
case 8:return("August");
case 9:return("September");
case 10:return("October");
case 11:return("November");
case 12:return("December");
default:return("illegal month");
}
}
//计算某月的天数
int monthdays(int month,int year)
{
switch(month)
{
case 2:if(isleapyear(year))
return(29);
else return(28);
case 4:
case 6:
case 9:
case 11:return(30);
default:return(31);
}
}
//计算某月的第一天是星期几
int firstdayofmonth(int month,int year)
{
int weekday,i;
weekday=monday;
for(i=1900;i<year;i++)
{
weekday=(weekday+365)%7;
if(isleapyear(i))
weekday=(weekday+1)%7;
}
for(i=1;i<month;i++)
weekday=(weekday+monthdays(i,year))%7;
return(weekday);
}
//打印某月第一天以前的空格
void printspace(int weekday)
{
int i;
for(i=0;i<weekday;i++)
printf(" ");
}
//判断是否是闰年
int isleapyear(int year)
{
return((year%4==0&&year%100!=0)||(year%400==0));
}
今晚写了一下日历发现还真的不错，如果要加上农历的话，看来还要花些时间了，指针都还没用上最为可惜了，现在只能趁暑假加紧练习，但是暑假留在学校很烦，很无聊，同感的顶上！！！！

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xuhuijunbbb 2011-11-09
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package Lesson5;

import java.util.Scanner;

public class PrintCalender {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.print("输入年份：");
int year = input.nextInt();
System.out.print("输入月份：");
int month = input.nextInt();

System.out.println(getAllDay(month, year));
PrintMonth(month, year);
}

private static void PrintMonth(int month, int year) {
getMonthTital(month, year);
getMonthBody(month, year);
}

private static void getMonthTital(int month, int year) {
System.out.println(" " + getMonthName(month) + " " + year);
System.out.println("---------------------------");
System.out.println(" Sun" + " " + "Mon" + " " + "Tue" + " " + "Wed"
+ " " + "Thu" + " " + "Fri" + " " + "Sat");
}

private static String getMonthName(int month) {
String MonthName = "";
switch (month) {
case 1:
return "Jan";
case 2:
return "Feb";
case 3:
return "Mar";
case 4:
return "Apr";
case 5:
return "May";
case 6:
return "Jun";
case 7:
return "July";
case 8:
return "Aug";
case 9:
return "Sept";
case 10:
return "Oct";
case 11:
return "Nov";
case 12:
return "Dec";
}
return MonthName;
}

private static void getMonthBody(int month, int year) {
int startDay = getstartDay(month, year);
int monthDay = getMonthDay(month, year);
for (int i = 0; i < startDay; i++) {
System.out.print(" ");
}
for (int i = 1; i <= monthDay; i++) {
System.out.printf("%4d", i);
if ((i + startDay) % 7 == 0) {
System.out.println();
}
}
System.out.println();
}

private static int getstartDay(int month, int year) {
final int Start_Day_For_Jan_1_1800 = 3;
int allDay = getAllDay(month, year);
return (allDay + Start_Day_For_Jan_1_1800) % 7;
}

private static int getAllDay(int month, int year) {
int total = 0;
for (int i = 1800; i < year; i++) {
if (isLeapyear(i)) {
total = total + 366;
} else {
total = total + 365;
}
}
for (int i = 1; i < month; i++) {
total = total + getMonthDay(month, i);
}
return total;
}

private static int getMonthDay(int month, int year) {
if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8
|| month == 10 || month == 12) {
return 31;
}
if (month == 4 || month == 6 || month == 9 || month == 11) {
return 30;
}
if (month == 2)
return isLeapyear(year) ? 29 : 28;
return 0;
}

private static boolean isLeapyear(int year) {
return year % 400 == 0 || (year % 4 == 0 && year % 100 != 0);
}
}
有错误求算不准 求指教
dogfish001 2010-07-24
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呵呵 学习下
yiqiesuifengf 2010-07-24
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农历还真没想到啊，呵呵，19年啊，看来细节的东西还要发现哦，前人栽树后人乘凉而已，今晚重新写一下hanoi发现递归调用真的不错，其实有没有人用指针写出来这个日历啦，借来参考一下
yiqiesuifengf 2010-07-22
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#include<stdio.h>

#define sunday 0

#define monday 1

#define tuesday 2

#define wednesday 3

#define thursday 4

#define friday 5

#define saturday 6

int inputyear();	//输入年份

void prtcalendar(int year);		//打印某年的日历

void prtmonthcalendar(int month,int year);	//打印某月的日历

char *monthname(int month);		//月份名称

int monthdays(int month,int year);	//计算某月的天数

int firstdayofmonth(int month,int year);		//计算某月的第一天是星期几

void printspace(int weekday);		//打印某月第一天以前的空格

int isleapyear(int year);

void main()

{

	int year;

	year=inputyear();

	prtcalendar(year);

}

//输入年份

int inputyear()

{

	int year;

	while(1)

	{

		printf("which year?");

		scanf("%d",&year);

		if(year>=1900)

			return(year);

	}

	printf("the year must be at least 1900\n");

}

//打印某年的日历

void prtcalendar(int year)

{

	int month;

	for(month=1;month<=12;month++)

	{

		prtmonthcalendar(month,year);

		printf("\n");

	}

}

//打印某月的日历

void prtmonthcalendar(month,year)

{

	int weekday,ndays,day;

	printf("%s,%d\n",monthname(month),year);

	printf("SU	MO	TU	WE	TH	FR	SA\n");

	ndays=monthdays(month,year);

	weekday=firstdayofmonth(month,year);

	printspace(weekday);

	//在星期表上打印日期

	for(day=1;day<=ndays;day++)

	{

		printf("%-8d",day);

		if(weekday==saturday)

			printf("\n");

		weekday=(weekday+1)%7;

	}

	if(weekday!=sunday)

		printf("\n");	//最后一行为星期的开头是不需要换行

}

//返回月份名称

char *monthname(int month)

{

	switch(month)

	{

		case 1:return("January");

		case 2:return("February");

		case 3:return("March");

		case 4:return("April");

		case 5:return("May");

		case 6:return("June");

		case 7:return("July");

		case 8:return("August");

		case 9:return("September");

		case 10:return("October");

		case 11:return("November");

		case 12:return("December");

		default:return("illegal month");

	}

}

//计算某月的天数

int	monthdays(int month,int year)

{

	switch(month)

	{

		case 2:if(isleapyear(year))

				   return(29);

				else return(28);

		case 4:

		case 6:

		case 9:

		case 11:return(30);

		default:return(31);

	}

}

//计算某月的第一天是星期几

int	firstdayofmonth(int month,int year)

{

	int weekday,i;

	weekday=monday;

	for(i=1900;i<year;i++)

	{

		weekday=(weekday+365)%7;

		if(isleapyear(i))

			weekday=(weekday+1)%7;

	}

	for(i=1;i<month;i++)

		weekday=(weekday+monthdays(i,year))%7;

	return(weekday);

}

//打印某月第一天以前的空格

void printspace(int weekday)

{

	int i;

	for(i=0;i<weekday;i++)

		printf("	");

}

//判断是否是闰年

int isleapyear(int year)

{

	return((year%4==0&&year%100!=0)||(year%400==0));

}
yiqiesuifengf 2010-07-22
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thanks~~~~~
[code=C/C++]

#include<stdio.h>
#define sunday 0
#define monday 1
#define tuesday 2
#define wednesday 3
#define thursday 4
#define friday 5
#define saturday 6
int inputyear(); //输入年份
void prtcalendar(int year); //打印某年的日历
void prtmonthcalendar(int month,int year); //打印某月的日历
char *monthname(int month); //月份名称
int monthdays(int month,int year); //计算某月的天数
int firstdayofmonth(int month,int year); //计算某月的第一天是星期几
void printspace(int weekday); //打印某月第一天以前的空格
int isleapyear(int year);
void main()
{
int year;
year=inputyear();
prtcalendar(year);
}
//输入年份
int inputyear()
{
int year;
while(1)
{
printf("which year?");
scanf("%d",&year);
if(year>=1900)
return(year);
}
printf("the year must be at least 1900\n");
}
//打印某年的日历
void prtcalendar(int year)
{
int month;
for(month=1;month<=12;month++)
{
prtmonthcalendar(month,year);
printf("\n");
}
}
//打印某月的日历
void prtmonthcalendar(month,year)
{
int weekday,ndays,day;
printf("%s,%d\n",monthname(month),year);
printf("SU MO TU WE TH FR SA\n");
ndays=monthdays(month,year);
weekday=firstdayofmonth(month,year);
printspace(weekday);
//在星期表上打印日期
for(day=1;day<=ndays;day++)
{
printf("%-8d",day);
if(weekday==saturday)
printf("\n");
weekday=(weekday+1)%7;
}
if(weekday!=sunday)
printf("\n"); //最后一行为星期的开头是不需要换行
}
//返回月份名称
char *monthname(int month)
{
switch(month)
{
case 1:return("January");
case 2:return("February");
case 3:return("March");
case 4:return("April");
case 5:return("May");
case 6:return("June");
case 7:return("July");
case 8:return("August");
case 9:return("September");
case 10:return("October");
case 11:return("November");
case 12:return("December");
default:return("illegal month");
}
}
//计算某月的天数
int monthdays(int month,int year)
{
switch(month)
{
case 2:if(isleapyear(year))
return(29);
else return(28);
case 4:
case 6:
case 9:
case 11:return(30);
default:return(31);
}
}
//计算某月的第一天是星期几
int firstdayofmonth(int month,int year)
{
int weekday,i;
weekday=monday;
for(i=1900;i<year;i++)
{
weekday=(weekday+365)%7;
if(isleapyear(i))
weekday=(weekday+1)%7;
}
for(i=1;i<month;i++)
weekday=(weekday+monthdays(i,year))%7;
return(weekday);
}
//打印某月第一天以前的空格
void printspace(int weekday)
{
int i;
for(i=0;i<weekday;i++)
printf(" ");
}
//判断是否是闰年
int isleapyear(int year)
{
return((year%4==0&&year%100!=0)||(year%400==0));
}[/code]试试
nossiac 2010-07-22
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[ code=C/C++ ]把你的代码放在这个位置[ /code ]
yiqiesuifengf 2010-07-22
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为什么粘贴出来的代码都没有格式的？？
怎样使用
qq452551918 2010-07-22
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int inputyear()
{
int year;
while(1)
{
printf("which year?");
scanf("%d",&year);
if(year>=1900)
return(year);
}
printf("the year must be at least 1900\n");
}
这个循环好像没有出口。。能不能解释一下
chaoliu1024 2010-07-22
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暑假应该学习学习的，楼主好样的！
vanchristin 2010-07-22
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暑假还能坚持学习，好学生啊
艾莎云 2010-07-22
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[Quote=引用楼主 yiqiesuifengf 的回复:]

#include<stdio.h>
#define sunday 0
#define monday 1
#define tuesday 2
#define wednesday 3
#define thursday 4
#define friday 5
#define saturday 6
int inputyear(); //输入年份
v……
[/Quote]



LZ真强大 农历也都用上了 那农历可还是要算上别的什么啊~如 各年的都不一样 每隔19年重复一次~
selooloo 2010-07-22
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写得不错，就是对齐不太好，修改了下

#include<stdio.h>

#define sunday 0

#define monday 1

#define tuesday 2

#define wednesday 3

#define thursday 4

#define friday 5

#define saturday 6

int inputyear();    //输入年份

void prtcalendar(int year);        //打印某年的日历

void prtmonthcalendar(int month,int year);    //打印某月的日历

char *monthname(int month);        //月份名称

int monthdays(int month,int year);    //计算某月的天数

int firstdayofmonth(int month,int year);        //计算某月的第一天是星期几

void printspace(int weekday);        //打印某月第一天以前的空格

int isleapyear(int year);

int main()

{

    int year;

    year=inputyear();

    prtcalendar(year);

    getchar();

    getchar();

    return 0;

}

//输入年份

int inputyear()

{

    int year;

    while(1)

    {

        printf("which year?");

        scanf("%d",&year);

        if(year>=1900)

            return(year);

    }

    printf("the year must be at least 1900\n");

}

//打印某年的日历

void prtcalendar(int year)

{

    int month;

    for(month=1;month<=12;month++)

    {

        prtmonthcalendar(month,year);

        printf("\n");

    }

}

//打印某月的日历

void prtmonthcalendar(int month,int year)

{

    int weekday,ndays,day;

    printf("%s,%d\n",monthname(month),year);

    printf("SU\tMO\tTU\tWE\tTH\tFR\tSA\n");

    ndays=monthdays(month,year);

    weekday=firstdayofmonth(month,year);

    printspace(weekday);

    //在星期表上打印日期

    for(day=1;day<=ndays;day++)

    {

        printf("%d\t",day);

        if(weekday==saturday)

            printf("\n");

        weekday=(weekday+1)%7;

    }

    if(weekday!=sunday)

        printf("\n");    //最后一行为星期的开头是不需要换行

}

//返回月份名称

char *monthname(int month)

{

    switch(month)

    {

        case 1:return("January");

        case 2:return("February");

        case 3:return("March");

        case 4:return("April");

        case 5:return("May");

        case 6:return("June");

        case 7:return("July");

        case 8:return("August");

        case 9:return("September");

        case 10:return("October");

        case 11:return("November");

        case 12:return("December");

        default:return("illegal month");

    }

}

//计算某月的天数

int    monthdays(int month,int year)

{

    switch(month)

    {

        case 2:if(isleapyear(year))

                   return(29);

                else return(28);

        case 4:

        case 6:

        case 9:

        case 11:return(30);

        default:return(31);

    }

}

//计算某月的第一天是星期几

int    firstdayofmonth(int month,int year)

{

    int weekday,i;

    weekday=monday;

    for(i=1900;i<year;i++)

    {

        weekday=(weekday+365)%7;

        if(isleapyear(i))

            weekday=(weekday+1)%7;

    }

    for(i=1;i<month;i++)

        weekday=(weekday+monthdays(i,year))%7;

    return(weekday);

}

//打印某月第一天以前的空格

void printspace(int weekday)

{

    int i;

    for(i=0;i<weekday;i++)

        printf("\t");

}

//判断是否是闰年

int isleapyear(int year)

{

    return((year%4==0&&year%100!=0)||(year%400==0));

}
ForestDB 2010-07-22
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友情顶。
canshui 2010-07-22
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呵呵，厉害……

话说，我现在只编的出通讯录！

想lz学习咯……
错_对 2010-07-22
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int inputyear()
{
int year;
while(1)
{
recle: printf("which year?");
scanf("%d",&year);
if(year>=1900)
return(year);
else ///如果输入放入年数在1900以前，，回到重输入状态
printf("the year must be at least 1900\n");
goto recle ;



[Quote=引用 11 楼 qq452551918 的回复:]

int inputyear()
{
int year;
while(1)
{
printf("which year?");
scanf("%d",&year);
if(year>=1900)
return(year);
}
printf("the year must be at least 1900\n");
}
这个循环好像没有出口。。能不能解释一下
[/Quote]
dinglan1314 2010-07-22
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呵呵 学习下
紫回蓝 2010-07-22
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这厉害，也不知道我什么时候才能到达这个水平
bobo364 2010-07-22
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这个循环好像没有出口。。能不能解释一下，有出口，他的意思是只要小于1900，就一直循环，大于就return(year)
int inputyear()

{

int year;

while(1)

{

printf("which year?");

scanf("%d",&year);

if(year>=1900)

return(year);//这里是出口

}

printf("the year must be at least 1900\n");

}
bobo364 2010-07-22
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好东西，收藏了
#include<stdio.h>

#define sunday 0

#define monday 1

#define tuesday 2

#define wednesday 3

#define thursday 4

#define friday 5

#define saturday 6



int inputyear(); //输入年份

void prtcalendar(int year); //打印某年的日历

void prtmonthcalendar(int month,int year); //打印某月的日历

char *monthname(int month); //月份名称

int monthdays(int month,int year); //计算某月的天数

int firstdayofmonth(int month,int year); //计算某月的第一天是星期几

void printspace(int weekday); //打印某月第一天以前的空格

int isleapyear(int year);





int main()

{

int year;

year=inputyear();

prtcalendar(year);

system("pause");

return 0;

}





//输入年份

int inputyear()

{

int year;

while(1)

    {

        printf("which year?");

        scanf("%d",&year);

        if(year>=1900)

            {

                return(year);

            }

    }

printf("the year must be at least 1900\n");

}



//打印某年的日历

void prtcalendar(int year)

{

int month;

for(month=1;month<=12;month++)

    {

        prtmonthcalendar(month,year);

        printf("\n");

    }

}



//打印某月的日历

void prtmonthcalendar(month,year)

{

int weekday,ndays,day;

printf("%s,%d\n",monthname(month),year);

printf("SU MO TU WE TH FR SA\n");

ndays=monthdays(month,year);

weekday=firstdayofmonth(month,year);

printspace(weekday);

//在星期表上打印日期

for(day=1;day<=ndays;day++)

    {

        printf("%-8d",day);

        if(weekday==saturday)

            {

            printf("\n");

            }

        weekday=(weekday+1)%7;

}

if(weekday!=sunday)

    {

        printf("\n"); //最后一行为星期的开头是不需要换行

    }

}



//返回月份名称

char *monthname(int month)

{

    switch(month)

        {

            case 1:return("January");

            case 2:return("February");

            case 3:return("March");

            case 4:return("April");

            case 5:return("May");

            case 6:return("June");

            case 7:return("July");

            case 8:return("August");

            case 9:return("September");

            case 10:return("October");

            case 11:return("November");

            case 12:return("December");

            default:return("illegal month");

        }

}



//计算某月的天数

int monthdays(int month,int year)

{

        switch(month)

            {

                case 2:if(isleapyear(year))

                        {

                            return(29);

                        }

                        else 

                        {

                            return(28);

                        }

                case 4:

                case 6:

            case 9:

            case 11:return(30);

            default:return(31);

            }

}



//计算某月的第一天是星期几

int firstdayofmonth(int month,int year)

{

int weekday,i;

weekday=monday;

for(i=1900;i<year;i++)

    {

        weekday=(weekday+365)%7;

        if(isleapyear(i))

            {

                weekday=(weekday+1)%7;

            }

    }

for(i=1;i<month;i++)

    {

        weekday=(weekday+monthdays(i,year))%7;

    }

return(weekday);

}



//打印某月第一天以前的空格

void printspace(int weekday)

{

int i;

for(i=0;i<weekday;i++)

    {

        printf(" ");

    }

}



//判断是否是闰年

int isleapyear(int year)

{

return((year%4==0&&year%100!=0)||(year%400==0));

}
nossiac 2010-07-21
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暑假还能坚持学习的人不多了.
想起了我的大学,唉,真可惜.
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