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package script;
import java.io.File;
import java.io.IOException;
public class Realname {
public static void main(String[] args) throws IOException
{
File oldFile = new File("d:/PMS");
if(!oldFile.exists())
{
oldFile. ......
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Enumeration;
import java.util.SortedSet;
import java.util.TreeSet;
import java.util.logging.Logger; ......
public static void main(String args[]){
Date calr1=new Date(2010, 3,1);
Date calr2=new Date(2010,3,31);
Long n=calr2.getTime()-calr1.getTime();
int a=(int)(n/ ......