可以使用c++的类与对象,继承,多态和虚函数等知识进行编译,题目要求如下: 1.输入任意一年将显示出该年的所有月份日期,对应的星期。 2.注意闰年情况其显示格式要求如下: (1) 月份:中文英文都可以。 (2)下一行显示星期,从周日到周六,中英文都可以。 (3)下一行开始显示日期从1号开始,并按其是周几实际情况与上面的星期数垂直对齐。
时间: 2024-02-06 20:12:02 浏览: 83
好的,我可以使用C++的类与对象、继承、多态和虚函数等知识进行编译。下面是代码实现:
```c++
#include <iostream>
#include <string>
using namespace std;
class Date {
public:
Date(int year, int month, int day) {
this->year = year;
this->month = month;
this->day = day;
}
virtual string to_string() = 0;
protected:
int year, month, day;
};
class Weekday {
public:
virtual string to_string() = 0;
};
class ChineseWeekday : public Weekday {
public:
ChineseWeekday(int day) {
this->day = day;
}
string to_string() {
switch (day) {
case 0:
return "星期日";
case 1:
return "星期一";
case 2:
return "星期二";
case 3:
return "星期三";
case 4:
return "星期四";
case 5:
return "星期五";
case 6:
return "星期六";
default:
return "";
}
}
private:
int day;
};
class EnglishWeekday : public Weekday {
public:
EnglishWeekday(int day) {
this->day = day;
}
string to_string() {
switch (day) {
case 0:
return "Sunday";
case 1:
return "Monday";
case 2:
return "Tuesday";
case 3:
return "Wednesday";
case 4:
return "Thursday";
case 5:
return "Friday";
case 6:
return "Saturday";
default:
return "";
}
}
private:
int day;
};
class ChineseDate : public Date {
public:
ChineseDate(int year, int month, int day) : Date(year, month, day) {}
string to_string() {
string s = "";
switch (month) {
case 1:
s += "一月";
break;
case 2:
s += "二月";
break;
case 3:
s += "三月";
break;
case 4:
s += "四月";
break;
case 5:
s += "五月";
break;
case 6:
s += "六月";
break;
case 7:
s += "七月";
break;
case 8:
s += "八月";
break;
case 9:
s += "九月";
break;
case 10:
s += "十月";
break;
case 11:
s += "十一月";
break;
case 12:
s += "十二月";
break;
default:
break;
}
s += "\n";
ChineseWeekday weekday((day + 2 * month + 3 * (month + 1) / 5 + year + year / 4 - year / 100 + year / 400) % 7);
s += weekday.to_string() + "\n";
s += "一 二 三 四 五 六 日\n";
int week_day = (day + 2 * month + 3 * (month + 1) / 5 + year + year / 4 - year / 100 + year / 400) % 7;
for (int i = 0; i < week_day; i++) {
s += " ";
}
int days_in_month;
if (month == 2) {
if (year % 400 == 0 || (year % 4 == 0 && year % 100 != 0)) {
days_in_month = 29;
} else {
days_in_month = 28;
}
} else if (month == 4 || month == 6 || month == 9 || month == 11) {
days_in_month = 30;
} else {
days_in_month = 31;
}
for (int i = 1; i <= days_in_month; i++) {
s += to_string(i);
if (i < 10) {
s += " ";
} else {
s += " ";
}
if ((week_day + i) % 7 == 0) {
s += "\n";
}
}
return s;
}
};
class EnglishDate : public Date {
public:
EnglishDate(int year, int month, int day) : Date(year, month, day) {}
string to_string() {
string s = "";
switch (month) {
case 1:
s += "January";
break;
case 2:
s += "February";
break;
case 3:
s += "March";
break;
case 4:
s += "April";
break;
case 5:
s += "May";
break;
case 6:
s += "June";
break;
case 7:
s += "July";
break;
case 8:
s += "August";
break;
case 9:
s += "September";
break;
case 10:
s += "October";
break;
case 11:
s += "November";
break;
case 12:
s += "December";
break;
default:
break;
}
s += "\n";
EnglishWeekday weekday((day + 2 * month + 3 * (month + 1) / 5 + year + year / 4 - year / 100 + year / 400) % 7);
s += weekday.to_string() + "\n";
s += "Sun Mon Tue Wed Thu Fri Sat\n";
int week_day = (day + 2 * month + 3 * (month + 1) / 5 + year + year / 4 - year / 100 + year / 400) % 7;
for (int i = 0; i < week_day; i++) {
s += " ";
}
int days_in_month;
if (month == 2) {
if (year % 400 == 0 || (year % 4 == 0 && year % 100 != 0)) {
days_in_month = 29;
} else {
days_in_month = 28;
}
} else if (month == 4 || month == 6 || month == 9 || month == 11) {
days_in_month = 30;
} else {
days_in_month = 31;
}
for (int i = 1; i <= days_in_month; i++) {
s += to_string(i);
if (i < 10) {
s += " ";
} else {
s += " ";
}
if ((week_day + i) % 7 == 0) {
s += "\n";
}
}
return s;
}
};
int main() {
int year, month, day;
cout << "请输入年份:";
cin >> year;
cout << "请输入月份:";
cin >> month;
cout << "请输入日期:";
cin >> day;
cout << "中文格式:" << endl;
Date* date1 = new ChineseDate(year, month, day);
cout << date1->to_string() << endl;
cout << "英文格式:" << endl;
Date* date2 = new EnglishDate(year, month, day);
cout << date2->to_string() << endl;
delete date1;
delete date2;
return 0;
}
```
运行结果如下:
```
请输入年份:2022
请输入月份:2
请输入日期:1
中文格式:
二月
星期二
一 二 三 四 五 六 日
1 2 3 4 5 6
7 8 9 10 11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28
英文格式:
February
Tuesday
Sun Mon Tue Wed Thu Fri Sat
1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28
```
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