写一段java程序来计算日天干地支
时间: 2024-01-15 14:02:57 浏览: 26
下面是一个Java程序示例,可以根据输入的日期计算出对应的日天干地支:
```java
import java.time.LocalDate;
public class TianganDizhi {
private static final String[] tiangan = {"甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸"};
private static final String[] dizhi = {"子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥"};
public static String getTiangan(LocalDate day) {
int offset = (day.getYear() - 4) % 60;
return tiangan[offset % 10];
}
public static String getDizhi(LocalDate day) {
int offset = (day.getYear() - 4) % 60;
return dizhi[offset % 12];
}
public static String getTianganDizhi(LocalDate day) {
String tiangan = getTiangan(day);
String dizhi = getDizhi(day);
int offset = (day.getDayOfMonth() - 1) % 60;
String tianganDay = tiangan.charAt(offset % 10) + "";
String dizhiDay = dizhi.charAt(offset % 12) + "";
return tianganDay + dizhiDay;
}
public static void main(String[] args) {
LocalDate day = LocalDate.of(2022, 2, 8);
String tianganDizhi = getTianganDizhi(day);
System.out.printf("%s 的日天干地支为:%s", day, tianganDizhi);
}
}
```
程序的思路和Python程序类似,只是Java代码需要使用Java 8中新增的日期时间API来处理日期。程序先计算出对应年份的天干和地支,然后计算出对应日期的日天干和地支,最后将天干和地支合并起来即可得到日天干地支。