Java练习

import java.io.*;  

class HomeWorkLeapYear   {
public static void main(String args[])   {
  
   int i;                    BufferedReader br=new BufferedReader (new InputStreamReader(System.in));                
       try {
    
  
   for(int j=0;j<10000;j++)
       {
        System.out.println("请输入年份如2004");    
        
    i=Integer.parseInt(br.readLine());            
  
  if(i%4==0&&i%100==0||i%4==0&&i%400==0)      
     {
      System.out.println("是闰年");                  }
  else                                                    
     {
      System.out.println("不是闰年");              
     }
      
        }
   }
           catch(Exception e)                                
   {
    e.printStackTrace();
   }
}
}