题解 | #HJ073 计算日期到天数转换#

import java.util.Calendar;
import java.util.Scanner;

/**
 * HJ73 计算日期到天数转换 - 简单
 */
public class HJ073 {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int year = sc.nextInt();
        int month = sc.nextInt();
        int day = sc.nextInt();
        Calendar c = Calendar.getInstance();//实例化
        c.set(year, month - 1, day);//注意月份从0开始
        System.out.println(c.get(Calendar.DAY_OF_YEAR));
        sc.close();
    }

}