import java.util.S& &class xusong& { & & //主函数入口& &public static void main(String[] args) & &{& & System.out.println("*****请输入日期(格式如: 2011-01)*****");& &Scanner sc = new Scanner(System.in);& String ym = sc.next();& & &//截取字符串
String[] yearMonth = ym.split("-");& & //将字符串转化成整型& &int year = Integer.parseInt(yearMonth [0]);& int month = Integer.parseInt(yearMonth [1]);& & Year.fun(year);& Month.fun(month,year);& & }&}& &//获取闰年个数&class Year& {& & //多少个闰年& & &static int leapYear = 0;& & public static void fun(int year){& & if(year & 1990 && year &10000){& & &while(year &= 1900){& if(year % 4 == 0 && year % 100 != 0 || (year % 400 ==0 )){& leapYear ++;& &}
year --;& &}& }else{
System.out.println("请输入查询的年份大于或等于1900年!");& & & & }& &}}//获取一个月多少天和总天数& &class Month& {& public static void fun(int month,int year){& int monthDay = 0;& &Year y = new Year();& &int days = y.leapYear + (year - ;& if(month & 0 && month &=12){& &for(int i = 1;i &=i++){& & & & if(i & 8 && i != 2){& &days += i % 2 == 1 ? 31 :30;& & & monthDay = i % 2 == 1 ? 31 :30;& &}& & if(i & 7){& &days += i % 2 == 1 ? 30 :31;& & monthDay
= i % 2 == 1 ? 30 :31;&}& & if(i == 2){& &if(year % 4 == 0 && year % 100 != 0 || (year % 400 ==0 )){& days += 28;& &monthDay = 29;& &}else{& &days += 28;& &monthDay = 28;& & & }& &}&}& Show.mothed(days,monthDay);& }else{& &System.out.println("请输入正确的月份！");& & & &}& & }&}& &//显示日历& &class Show& &{& & public static void mothed(int days, int monthDay){& & //加一表示从星期一开始& & int week = (days - monthDay) % 7 + 1;& & if(week == 7){& & & &week = 0;& & &}& & &System.out.println("\n周日"+"\t周一"+"\t周二"+"\t周三"+"\t周四"+"\t周五"+"\t周六");& & &for (int i = 1;i &= monthDay +i++ )& & &{& & &if(i &= week){& & &System.out.print(" "+"0_0"+"\t");& &}else{& & & & &if((i-week) & 10){ &System.out.print(" "+(i-week)+"\t");& & & }else{
System.out.print((i-week)+"\t");& & }&}
if(i%7 == 0){
System.out.print("\n");& & & & & }& & & }& &}}
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