ÎÒÓÃjavaдµÄÈÕÀú

public class Calendar {
 /**
  * Ö±½ÓµÄ¿ÉÒԲ鿴Ч¹û
  * @param args
  */
 public static void main(String[] args) {
  
  int year=input.nextInt();//Äê
  int month=input.nextInt();//ÔÂ
  int yearday=0;//Äê×ÜÌìÊý
  //¼ÆËã´Ó1900Äêµ½½ñÄêÖ®¼äµÄʱ¼ä
  for (int i = 1900; i < year; i++) {
   //¼ÆËãÈòÄêµÄÌõ¼þ
   if(i%4==0&&i%100!=0||i%400==0){
    yearday=yearday+366;
   }else{
    yearday=yearday+365;
   }
  }
  int day=0;//Ò»¸öÔµÄÌìÊý
  int monthday=0;//½ñÄêÒ»Ôµ½±¾ÔµÄÌìÊý
  int sumday=0;//¾àÀë1900ÄêµÄ×ÜÌìÊý
  //¼ÆËã½ñÄêÒ»Ôµ½±¾ÔµÄÌìÊý
  for (int i = 1; i <=month; i++) {
   switch(i){
   case 1:
   case 3:
   case 5:
   case 7:
   case 8:
   case 10:
   case 12:
    day=31;
    break;
   case 2:
    if(year%4==0&&year%100!=0||year%400==0){
     day=29;
     break;
    }else{
     day=28;
     break;
    }
    default:
     day=30;
     break;
    }
   if(i<month){
      monthday=monthday+day; 
   }
  }
  sumday=yearday+monthday;
  
  int week;//ÐÇÆÚ
  int temp=sumday%7+1;
  if(temp==7){
   week=0;
  }else{
   week=temp;
  }
  System.out.println("ÐÇÆÚÌì\tÐ