输入日期打印日历

package com.company;

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

public class calendardate {
    public static void main(String[] args) {
        System.out.println("请输入年份");
        Scanner scanner = new Scanner(System.in);
        int year = scanner.nextInt();
        System.out.println("请输入月份");
        int month = scanner.nextInt();
        System.out.println("请输入日期");
        int date = scanner.nextInt();
        Calendar calendar = Calendar.getInstance();
        calendar.set(year,month-1,1);
        int day = calendar.getActualMaximum(Calendar.DATE);
       int xday = calendar.get(Calendar.DAY_OF_WEEK);
        System.out.println(xday);
        System.out.println("日\t一\t二\t三\t四\t五\t六");
        int index = 1;
        for (int i = 0;i<day+xday-1;i++){

            if (i<xday-1){
                System.out.print("\t");
            }
            else {
                if (date == index){
                    System.out.print(index+"*"+"\t");
                }else {
                    System.out.print(index+"\t");
                }
                if ((i+1)%7 == 0){
                    System.out.println();
                }
                index++;
            }

        }

    }
}