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¡¡¡¡$ vi /etc/profile
¡¡¡¡#Ìí¼ÓÈçÏÂ
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import  java.util.*;
public class stack
{
         private List list=new ArrayList();
         private int index=0;
        public void push(Object obj)
   & ......

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public class DaySum {
 public static void main(String[] args)
 {
  date da=new date();
  System.out.println(da.count(2008,12,31));
 }
 
}
class date
{
 int count(int  year,int month,int day) ......
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