184 lines
4.5 KiB
C++
184 lines
4.5 KiB
C++
#include <stdio.h>
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#include <stdlib.h>
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int isLeapYear(int year) {
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if ((year % 4 == 0 && year % 100!= 0) || (year % 400 == 0)) {
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return 1;
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}
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return 0;
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}
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int getDaysInMonth(int year,int month){
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scanf("%d%d",&year,&month);
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if(month==1||month==3||month==5||month==7||month==8||month==10||month==12)
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printf("31");
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else if(month==4||month==6||month==9||month==11)
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printf("30");
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else{
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if((year % 4 == 0 && year % 100!= 0) || (year % 400 == 0))
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printf("29");
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else
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printf("28");
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}
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return 0;
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}
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int getDayOfWeek(int year, int month, int day) {
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if (month < 3) {
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month += 12;
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year--;
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}
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int c = year / 100;
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int y = year % 100;
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int week = (day + 2 * month + 3 * (month + 1) / 5 + y + y / 4 + c / 4 - 2 * c + 7) % 7;
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return week;
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}
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/*单月日历*/
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void x(int year, int month) {
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printf("%d%d\n", year, month);
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printf("日 一 二 三 四 五 六\n");
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int dayOfWeek = getDayOfWeek(year, month, 1);
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for (int i = 0; i < dayOfWeek; i++) {
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printf(" ");
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}
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int daysInMonth;
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int getDaysInMonth;
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for (int i = 1; i <= daysInMonth; i++) {
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printf("%2d ", i);
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if ((i + dayOfWeek) % 7 == 0) {
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printf("\n");
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}
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}
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if ((daysInMonth + dayOfWeek) % 7!= 0) {
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printf("\n");
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}
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}
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void z(int year, int month) {
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printf(" %d%d%d%d\n", year, month, year, month + 1);
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printf("日 一 二 三 四 五 六 日 一 二 三 四 五 六\n");
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int dayOfWeek1 = getDayOfWeek(year, month, 1);
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int dayOfWeek2 = getDayOfWeek(year, month + 1, 1);
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for (int i = 0; i < dayOfWeek1; i++) {
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printf(" ");
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}
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int daysInMonth1 ;
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int daysInMonth2 ;
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int i1 = 1, i2 = 1;
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while (i1 <= daysInMonth1 || i2 <= daysInMonth2) {
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if (i1 <= daysInMonth1) {
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printf("%2d ", i1);
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i1++;
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} else {
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printf(" ");
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}
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if ((i1 + dayOfWeek1 - 1) % 7 == 0 && i1 <= daysInMonth1) {
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printf(" ");
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}
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if (i2 <= daysInMonth2) {
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printf("%2d ", i2);
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i2++;
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} else {
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printf(" ");
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}
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if ((i2 + dayOfWeek2 - 1) % 7 == 0 && i2 <= daysInMonth2) {
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printf("\n");
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}
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}
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if ((daysInMonth1 + dayOfWeek1) % 7!= 0 || (daysInMonth2 + dayOfWeek2) % 7!= 0) {
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printf("\n");
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}
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}
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void showMenu() {
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printf("菜单：\n");
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printf("1. 查询某年某月某日的日期是周几及该年是否为闰年\n");
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printf("2. 输入年份，输出这一年的单月日历\n");
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printf("3. 输入年份，输出这一年的双月日历（并排显示两个月）\n");
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printf("4.");
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}
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int main() {
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int choice;
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int year, month, day;
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int m;
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do {
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showMenu();
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scanf("%d",&choice);
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switch (choice) {
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case 1:
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printf("请输入年份：");
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scanf("%d",&year);
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printf("请输入月份：");
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scanf("%d",&month);;
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printf("请输入日期：");
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scanf("%d",&day);
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if (year < 1583 && year == 1582 && month == 10 && day >= 5 && day <= 14) {
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printf("1582年10月5日 - 14日不存在，请重新输入。\n");
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continue;
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}
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printf("%d%d%d", year, month, day);
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switch (getDayOfWeek(year, month, day)) {
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case 0:
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printf("日\n");
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break;
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case 1:
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printf("一\n");
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break;
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case 2:
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printf("二\n");
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break;
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case 3:
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printf("三\n");
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break;
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case 4:
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printf("四\n");
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break;
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case 5:
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printf("五\n");
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break;
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case 6:
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printf("六\n");
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break;
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}
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if (is LeapYear){
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printf("%d\n", year);
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} else {
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printf("%d年不是闰年\n", year);
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}
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break;
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case 2:
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printf("请输入年份：");
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scanf("%d",&year);
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for (month = 1; month <= 12; month++) {
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x(year, month);
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printf("\n");
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}
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break;
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case 3:
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printf("请输入年份：");
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scanf("%d",&year);;
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for (month = 1; month <= 11; month += 2) {
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z(year, month);
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printf("\n");
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}
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break;
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default:
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printf("无效的选择，请重新输入。\n");
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}
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} while (choice!= 0);
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return 0;
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}
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