不容易 题解 | 日期换算

import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Date;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws ParseException {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        Scanner in = new Scanner(System.in);
        String str1 = in.nextLine();

        //write your code here......
        String[] arr = str1.split(" ");
        if (arr.length != 6) {
            System.out.println("您输入的数据不合理");
        } else {
            String str2 = arr[0] + "-" + arr[1] + "-" + arr[2] + " " + arr[3] + ":" + arr[4]
                          + ":" + arr[5];
            Date d1 = sdf.parse(str2);
            System.out.println("北京时间为：" + sdf.format(d1.getTime()));
            System.out.println("纽约时间为：" + sdf.format(d1.getTime() - (long)(
                                   12 * 60 * 60 * 1000)));
        }
    }
}