java练习2

package a01_第一次练习.a02_计算输入天数;

import java.text.ParseException;
import java.time.Duration;
import java.time.LocalDateTime;
import java.util.Scanner;

public class Test {
    public static void main(String[] args) throws ParseException {
        //当前时间
        LocalDateTime Today = LocalDateTime.now();

        //输入时间
        Scanner sc = new Scanner(System.in);
        System.out.println("请输入年份");
        int year = sc.nextInt();
        System.out.println("请输入月份");
        int month = sc.nextInt();
        System.out.println("请输入日期");
        int day = sc.nextInt();
        LocalDateTime scDate = LocalDateTime.of(year, month, day,0,0);

        //相差天数
        System.out.println("相差的天数:" + Duration.between(scDate, Today).toDays());
    }
}

sc.nextInt()获取年月日